CN105020189A - Novel multi-output-shaft hydraulic drive device - Google Patents
Novel multi-output-shaft hydraulic drive device Download PDFInfo
- Publication number
- CN105020189A CN105020189A CN201510493995.4A CN201510493995A CN105020189A CN 105020189 A CN105020189 A CN 105020189A CN 201510493995 A CN201510493995 A CN 201510493995A CN 105020189 A CN105020189 A CN 105020189A
- Authority
- CN
- China
- Prior art keywords
- oil
- cylinder block
- drive device
- cylinder bodies
- tilting 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
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Classifications
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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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
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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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/22—Synchronisation of the movement of two or more servomotors
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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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Hydraulic Motors (AREA)
Abstract
The invention relates to the technical field of hydraulic drive, and particularly discloses a novel multi-output-shaft hydraulic drive device. The novel multi-output-shaft hydraulic drive device comprises hydraulic radial plunger motors which are oppositely arranged through connecting pieces. Each hydraulic radial plunger motor comprises a motor shell, swinging cylinder bodies, plungers and an oil distributor, wherein the swinging cylinder bodies are arranged in the motor shell and provided with trunnions, the plungers are located in the swinging cylinder bodies and are in sliding fit with the swinging cylinder bodies, and the oil distributor is located in the corresponding connecting piece and provides high-pressure oil for the swinging cylinder bodies; and the plungers are installed on swinging spherical hinges, and the swinging spherical hinges are installed on output crank shafts through bearings. Each hydraulic radial plunger motor further comprises a synchronization-differential motion control valve for receiving signals. The synchronization-differential motion control valve and the oil distributors are connected through oil conveying pipes, and oil conveying channels are arranged between the oil distributors and the swinging cylinder bodies. When a vehicle needs to turn, the control signals are transmitted to the control valves so that the control valves can be in a differential motion state; and when the vehicle needs to drive linearly or a road surface is slippery, the control valves can be arranged at the synchronization station so that the control valves can be equivalent to differential locks.
Description
Technical field
The present invention relates to hydraulic driving technical field, be applicable to traveling vehicle and drive, refer to a kind of novel multi-output shaft fluid pressure drive device especially.
Background technique
Conventional hydraulic motors only has an output shaft, can only to a direction outputting power.Needs drive time need multiple come groups of motors be fitted together, take up room large, topology layout is limited.
Summary of the invention
The object of this invention is to provide a kind of novel multi-output shaft fluid pressure drive device, it is applicable to vehicle traction, can respectively for the state that Vehicular turn is different with straight movement control.
To achieve these goals, present invention employs following technological scheme: a kind of novel multi-output shaft fluid pressure drive device, comprises hydraulic radial piston engine, it is characterized in that: described hydraulic radial piston engine is oppositely arranged by link;
Described hydraulic radial piston engine comprises motor casing, be arranged at motor casing in band gudgeon tilting cylinder block, be positioned at described tilting cylinder block and the plunger be slidably matched with described tilting cylinder block, be positioned at link and provide the oil distributor of high pressure oil for tilting cylinder block;
Described plunger is arranged on and swings on ball pivot, and described swing ball pivot is arranged on output crank shaft by bearing;
Described hydraulic radial piston engine also comprise for Received signal strength synchronous-differential-control valve, this synchronous-differential-control valve is connected with oil distributor by transport pipe, is provided with oil transportation channel between described oil distributor and tilting cylinder block.
Wherein: each described hydraulic radial piston engine is respectively provided to few 5 plungers and tilting cylinder block.
Wherein: described swing ball pivot is provided with clip, described plunger is fixed on by clip and swings on ball pivot.
Beneficial effect of the present invention is: after adopting said structure, when vehicle needs to turn to, control signal is communicated to control valve, makes it be in differential state; When vehicle needs straight-line travelling or road surface slippery situation, control valve can be placed in sync bit, be equivalent to differential lock.
Accompanying drawing explanation
In order to be illustrated more clearly in embodiment of the present invention technological scheme, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only that the present invention is in order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, below the accompanying drawing used required in p-embodiment or description of the prior art is briefly described, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is forward structure schematic diagram of the present invention;
Fig. 2 is side direction structural representation of the present invention;
Tilting cylinder block 1, plunger 2, oil distributor 3, bearing 4, synchronous-differential-control valve 5, link 6, swings ball pivot 7, output crank shaft 8, clip 9, motor casing 10.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The novel multi-output shaft fluid pressure drive device of one as shown in Fig. 1 ~ 2, a kind of novel multi-output shaft fluid pressure drive device, comprise hydraulic radial piston engine, described hydraulic radial piston engine is oppositely arranged by link 6;
Described hydraulic radial piston engine comprises motor casing 10, be arranged at the tilting cylinder block 1 of band gudgeon in motor casing 10, be positioned at described tilting cylinder block 1 and the plunger 2 be slidably matched with described tilting cylinder block 1, be positioned at link 6 and provide the oil distributor 3 of high pressure oil for tilting cylinder block 1;
Described plunger 2 is arranged on and swings on ball pivot 7, and described swing ball pivot 7 is arranged on output crank shaft 8 by bearing 4;
Described hydraulic radial piston engine also comprise for Received signal strength synchronous-differential-control valve 5, this synchronous-differential-control valve 5 is connected with oil distributor 3 by transport pipe, is provided with oil transportation channel between described oil distributor 3 and tilting cylinder block 1.
Synchronously-differential-control valve 5 is by electrical signal, hydraulic pressure signal or other SC sigmal control, when synchronous-differential-control valve 5 is in differential position, high pressure liquid force feed enters synchronously-and differential-control valve 5 freely flows to two hydraulic pressure motor oil A1, A2, high pressure liquid force feed is by oil distributor 3, high pressure liquid force feed is inputted successively the tilting cylinder block 1 of different band gudgeons, promote plunger 2 to stretch out, driving swing ball pivot 7, output crank shaft 8 rotate; The low-pressure hydraulic oil worked flows out from hydraulic pressure motor oil B1, B2.Now two hydraulic motor rotary speed can be asynchronous, is suitable for differential and rotates.Equally, when high pressure liquid force feed flows into from hydraulic pressure motor oil B1, B2, high pressure liquid force feed, by oil distributor 3, is inputted the tilting cylinder block 1 of different band gudgeons by high pressure liquid force feed successively, promote plunger 2 to stretch out, driving swing ball pivot 7, output crank shaft 8 rotate backward; The low-pressure hydraulic oil worked flows out from hydraulic pressure motor oil A1, A2, freely flows out through control valve.
When synchronous-differential-control valve 5 is in sync bit, high pressure liquid force feed enters synchronously-differential-control valve 5, automatically hydraulic oil is divided into 2 deciles, flow to two oil hydraulic motor filler openings A1, A2, high pressure liquid force feed is by oil distributor 3, high pressure liquid force feed is inputted successively the tilting cylinder block 1 of different band gudgeons, promote plunger 2 and stretch out, driving swing ball pivot 7, output crank shaft 8 rotate; The low-pressure hydraulic oil worked flows out from hydraulic pressure motor oil B1, B2.Now, two hydraulic motor rotary speed are synchronous, are suitable for differential equally and rotate.When high pressure liquid force feed flows into from hydraulic pressure motor oil B1, B2, high pressure liquid force feed, by oil distributor 3, is inputted the tilting cylinder block 1 of different band gudgeons by high pressure liquid force feed successively, promotes plunger 2 and stretches out, and driving drives and swings ball pivot 7, output crank shaft 8 rotates backward; The low-pressure hydraulic oil worked flows out from hydraulic pressure motor oil A1, A2, and through control valve, control valve flows out even for two-way hydraulic oil equal portions interflow automatically, and now, two oil hydraulic motor reverse speeds are synchronous.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. a novel multi-output shaft fluid pressure drive device, comprises hydraulic radial piston engine, it is characterized in that: described hydraulic radial piston engine is oppositely arranged by link (6);
Described hydraulic radial piston engine comprises motor casing (10), be arranged at motor casing (10) in band gudgeon tilting cylinder block (1), be positioned at described tilting cylinder block (1) and the plunger (2) be slidably matched with described tilting cylinder block (1), be positioned at link (6) and be the oil distributor (3) that tilting cylinder block (1) provides high pressure oil;
Described plunger (2) is arranged on and swings on ball pivot (7), and described swing ball pivot (7) is arranged on output crank shaft (8) by bearing (4);
Described hydraulic radial piston engine also comprise for Received signal strength synchronous-differential-control valve (5), this synchronous-differential-control valve (5) is connected with oil distributor (3) by transport pipe, is provided with oil transportation channel between described oil distributor (3) and tilting cylinder block (1).
2. the novel multi-output shaft fluid pressure drive device of one according to claim 1, is characterized in that: each described hydraulic radial piston engine is respectively provided to few 5 plungers (2) and tilting cylinder block (1).
3. the novel multi-output shaft fluid pressure drive device of one according to claim 1, it is characterized in that: described swing ball pivot (7) is provided with clip (9), described plunger (2) is fixed on by clip (9) and swings on ball pivot (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510493995.4A CN105020189B (en) | 2015-08-12 | 2015-08-12 | A kind of multi-output shaft fluid pressure drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510493995.4A CN105020189B (en) | 2015-08-12 | 2015-08-12 | A kind of multi-output shaft fluid pressure drive device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105020189A true CN105020189A (en) | 2015-11-04 |
| CN105020189B CN105020189B (en) | 2019-09-27 |
Family
ID=54410404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510493995.4A Active CN105020189B (en) | 2015-08-12 | 2015-08-12 | A kind of multi-output shaft fluid pressure drive device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105020189B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114475088A (en) * | 2021-12-28 | 2022-05-13 | 太原重工股份有限公司 | Hydraulic drive axle |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1702335A (en) * | 2005-05-26 | 2005-11-30 | 尤新荣 | Static balance tilt cylinder type hydraulic motor |
| US20070151443A1 (en) * | 2003-12-15 | 2007-07-05 | Garth Davey | Hydraulic motor/pump |
| CN101117938A (en) * | 2007-09-11 | 2008-02-06 | 宁波欧易液压有限公司 | Oil distribution axle linkage rod type hydraulic motor |
| CN101514670A (en) * | 2008-02-21 | 2009-08-26 | 白华平 | Hydraulic pump type engine and method for manufacturing same |
| FR2940672A1 (en) * | 2008-12-31 | 2010-07-02 | Poclain Hydraulics Ind | HYDRAULIC MOTOR WITH RADIAL PISTONS AND CYLINDER CONTROL |
| CN201599064U (en) * | 2010-02-10 | 2010-10-06 | 上海其胜设备配件有限公司 | Plunger type hydraulic synchronous motor |
| CN102606379A (en) * | 2011-06-16 | 2012-07-25 | 兰州理工大学 | Offset type radial plunger motor of six-star single-action piston cylinder |
| CN204961440U (en) * | 2015-08-12 | 2016-01-13 | 西安汇鑫传动控制有限责任公司 | Novel many output shafts hydraulic drive device |
-
2015
- 2015-08-12 CN CN201510493995.4A patent/CN105020189B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070151443A1 (en) * | 2003-12-15 | 2007-07-05 | Garth Davey | Hydraulic motor/pump |
| CN1702335A (en) * | 2005-05-26 | 2005-11-30 | 尤新荣 | Static balance tilt cylinder type hydraulic motor |
| CN101117938A (en) * | 2007-09-11 | 2008-02-06 | 宁波欧易液压有限公司 | Oil distribution axle linkage rod type hydraulic motor |
| CN101514670A (en) * | 2008-02-21 | 2009-08-26 | 白华平 | Hydraulic pump type engine and method for manufacturing same |
| FR2940672A1 (en) * | 2008-12-31 | 2010-07-02 | Poclain Hydraulics Ind | HYDRAULIC MOTOR WITH RADIAL PISTONS AND CYLINDER CONTROL |
| CN201599064U (en) * | 2010-02-10 | 2010-10-06 | 上海其胜设备配件有限公司 | Plunger type hydraulic synchronous motor |
| CN102606379A (en) * | 2011-06-16 | 2012-07-25 | 兰州理工大学 | Offset type radial plunger motor of six-star single-action piston cylinder |
| CN204961440U (en) * | 2015-08-12 | 2016-01-13 | 西安汇鑫传动控制有限责任公司 | Novel many output shafts hydraulic drive device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114475088A (en) * | 2021-12-28 | 2022-05-13 | 太原重工股份有限公司 | Hydraulic drive axle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105020189B (en) | 2019-09-27 |
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