CN102445071A - Wheel blocking hydraulic station of rotary kiln - Google Patents
Wheel blocking hydraulic station of rotary kiln Download PDFInfo
- Publication number
- CN102445071A CN102445071A CN2011102767940A CN201110276794A CN102445071A CN 102445071 A CN102445071 A CN 102445071A CN 2011102767940 A CN2011102767940 A CN 2011102767940A CN 201110276794 A CN201110276794 A CN 201110276794A CN 102445071 A CN102445071 A CN 102445071A
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- CN
- China
- Prior art keywords
- control valve
- oil
- hydraulic station
- rotary kiln
- valve group
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- 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.)
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Abstract
The invention disclose a wheel blocking hydraulic station of a rotary kiln, which comprises a control valve group, a return oil filtering device, a pump device, a heater, a liquid level control device, an oil temperature control device and an oil tank, wherein the control valve group, the return oil filtering device, the pump device, the liquid level control device and the oil temperature control device are mounted on the top of the oil tank; the heater is arranged on the side wall of the oil tank; the control valve group is connected with the return oil filtering device through a pipeline; the control valve group and the return oil filtering device are connected with the pump device through pipelines respectively; the liquid level control device is arranged on the pump device; and the hydraulic station is provided with a combined speed regulating loop of an inlet oil line speed regulating loop and a bypass oil line speed regulating loop. The wheel blocking hydraulic station of the rotary kiln disclosed by the invention not only provides a control loop which is available for super-low-speed steady running for the fluid design field, even more important, expands the design idea of super-low-speed steady running. The wheel blocking hydraulic station of the rotary kiln can be applied not only to speed control of a rotary kiln for producing powdered products but also to other occasions available for super-low-speed running.
Description
Technical field
The present invention relates to a kind of rotary kiln gear wheel Hydraulic Station.
Background technology
In the prior art, rotary kiln requires the gear wheel hydraulic cylinder in the work speed even running with 50mm/h in service, and does not allow and creep and shake, and this is a difficult point in fluid transmission design, is difficult to reach this requirement for general hydraulic system.
Summary of the invention
The purpose of this invention is to provide a kind of rotary kiln gear wheel Hydraulic Station.
The present invention for realizing the technical scheme that above-mentioned purpose adopted is: a kind of rotary kiln gear wheel Hydraulic Station; Comprise control valve group (1), oil-returning filtering device (2), pump installation (3), heater (4), fluid level control device (5), oil-temperature control device (6) and fuel tank (7); Said control valve group (1), oil-returning filtering device (2), pump installation (3), fluid level control device (5), oil-temperature control device (6) are installed in fuel tank (7) top; Heater (4) is installed in the sidewall of fuel tank (7); Control valve group (1) is connected with oil-returning filtering device (2) through pipeline; Control valve group (1), oil-returning filtering device (2) are connected with pump installation (3) through pipeline respectively; Fluid level control device (5) is arranged on the pump installation (3), and said Hydraulic Station is provided with the combined speed regulating loop of in-line speed governing and other oil circuit speed governing.
Said pump installation (3) is axial plunger pump (31,32).
Said control valve group (1) comprises check valve (111,112,113), overflow valve (12), proportional flow control valve (16), flow speed control valve (17), ball formula solenoid directional control valve (18) and ball valve (19); Said check valve (111,112) is connected with axial plunger pump (31,32) respectively; Said check valve (113) is connected with proportional flow control valve (16); Overflow valve (12) is connected with flow speed control valve (17), ball formula solenoid directional control valve (18), and ball valve (19) is arranged on the loop between oil cylinder (21) and the fuel tank (7).
A kind of rotary kiln gear wheel of the present invention Hydraulic Station is not merely the control loop that the fluid design field provides a Ultra-Low Speed even running, the more important thing is the mentality of designing of having expanded the Ultra-Low Speed even running.The present invention not only can be applied to the speed controlling of producing the powdery product rotary kiln, can also be applied to the occasion of other Ultra-Low Speed operation.
Description of drawings
Fig. 1 is a kind of rotary kiln gear wheel of the present invention Hydraulic Station front view.
Fig. 2 is a kind of rotary kiln gear wheel of the present invention Hydraulic Station vertical view.
Fig. 3 is a kind of rotary kiln gear wheel of the present invention Hydraulic Station side view.
Fig. 4 is a kind of rotary kiln gear wheel of the present invention Hydraulic Station hydraulic schematic diagram.
The specific embodiment
Like Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4; Rotary kiln gear wheel Hydraulic Station; Comprise control valve group 1, oil-returning filtering device 2, pump installation 3, heater 4, fluid level control device 5, oil-temperature control device 6 and fuel tank 7, control valve group 1, oil-returning filtering device 2, pump installation 3, fluid level control device 5, oil-temperature control device 6 are installed in fuel tank 7 tops, and heater 4 is installed in the sidewall of fuel tank 7; Control valve group 1 is connected with oil-returning filtering device 2 through pipeline; Control valve group 1, oil-returning filtering device 2 are connected with pump installation 3 through pipeline respectively, and fluid level control device 5 is arranged on the pump installation 3, and Hydraulic Station is provided with the combined speed regulating loop of in-line speed governing and other oil circuit speed governing; Pump installation (3) is an axial plunger pump 31,32; Be connected with motor 22 respectively on the axial plunger pump 31,32, control valve group 1 comprises check valve 111,112,113, overflow valve 12, proportional flow control valve 16, flow speed control valve 17, ball formula solenoid directional control valve 18 and ball valve 19, and check valve 111,112 is connected with axial plunger pump 31,32 respectively; Said check valve 113 is connected with proportional flow control valve 16; Overflow valve 12 is connected with flow speed control valve 17, ball formula solenoid directional control valve 18, and ball valve 19 is arranged on the loop between oil cylinder 21 and the fuel tank 7, and liquid level gauge 8, air filter 9 and electric contact thermometer 10 also are installed on the fuel tank 7; The pipeline of proportional flow control valve 16, check valve 113 is provided with pressure piping filter 13; The pipeline of overflow valve 12 is provided with Pressure gauge 14, and Pressure gauge 14 lower ends are equipped with pressure meter switch 15, and the pipeline that is connected with oil cylinder 21 1 ends is provided with accumulator 20.
This Hydraulic Station has adopted the combined speed regulating loop of in-line speed governing and other oil circuit speed governing, on in-line, is provided with proportional flow control valve, can realize that under PLC control low speed does not have the polar region control speed of service; For making the work of gear wheel oil cylinder more steadily reliable; Increased other oil circuit, and on other oil circuit, be provided with the next common operating rate of controlling hydraulic cylinder of flow speed control valve that flow can be finely tuned, through the actual proof of produced on-site; The speed regulating method of this Combination Control operates steadily; Nothing is creeped, and is shockproof, satisfied the gear wheel hydraulic cylinder fully at work with the requirement of the speed even running of 50mm/h.
Claims (3)
1. rotary kiln gear wheel Hydraulic Station; It is characterized in that: comprise control valve group (1), oil-returning filtering device (2), pump installation (3), heater (4), fluid level control device (5), oil-temperature control device (6) and fuel tank (7); Said control valve group (1), oil-returning filtering device (2), pump installation (3), fluid level control device (5), oil-temperature control device (6) are installed in fuel tank (7) top; Heater (4) is installed in the sidewall of fuel tank (7); Control valve group (1) is connected with oil-returning filtering device (2) through pipeline; Control valve group (1), oil-returning filtering device (2) are connected with pump installation (3) through pipeline respectively, and fluid level control device (5) is arranged on the pump installation (3), and said Hydraulic Station is provided with the combined speed regulating loop of in-line speed governing and other oil circuit speed governing.
2. a kind of rotary kiln gear wheel Hydraulic Station according to claim 1 is characterized in that: said pump installation (3) is an axial plunger pump (31,32).
3. a kind of rotary kiln gear wheel Hydraulic Station according to claim 1; It is characterized in that: said control valve group (1) comprises check valve (111,112,113), overflow valve (12), proportional flow control valve (16), flow speed control valve (17), ball formula solenoid directional control valve (18) and ball valve (19); Said check valve (111,112) is connected with axial plunger pump (31,32) respectively; Said check valve (113) is connected with proportional flow control valve (16); Overflow valve (12) is connected with flow speed control valve (17), ball formula solenoid directional control valve (18), and ball valve (19) is arranged on the loop between oil cylinder (21) and the fuel tank (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110276794.0A CN102445071B (en) | 2011-09-19 | 2011-09-19 | Wheel blocking hydraulic station of rotary kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110276794.0A CN102445071B (en) | 2011-09-19 | 2011-09-19 | Wheel blocking hydraulic station of rotary kiln |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102445071A true CN102445071A (en) | 2012-05-09 |
| CN102445071B CN102445071B (en) | 2014-02-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110276794.0A Expired - Fee Related CN102445071B (en) | 2011-09-19 | 2011-09-19 | Wheel blocking hydraulic station of rotary kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102445071B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104632730A (en) * | 2014-12-30 | 2015-05-20 | 大连维乐液压制造有限公司 | Hydraulic station for compound pendulum jaw breaker |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747541A (en) * | 2015-03-24 | 2015-07-01 | 上海大学 | Hydraulic power station of grouting pump |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2223790Y (en) * | 1994-05-30 | 1996-04-03 | 四川联合大学 | Device for controlling bumping wheel of rotary kiln |
| JP2006038350A (en) * | 2004-07-28 | 2006-02-09 | Aichi Electric Co Ltd | Cooling device of high temperature heating mixing device |
| CN101334054A (en) * | 2007-06-28 | 2008-12-31 | 中信重工机械股份有限公司 | Large-sized rotary kiln catch wheel hydraulic system possessing bidirectional speed governing and filtrating function |
-
2011
- 2011-09-19 CN CN201110276794.0A patent/CN102445071B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2223790Y (en) * | 1994-05-30 | 1996-04-03 | 四川联合大学 | Device for controlling bumping wheel of rotary kiln |
| JP2006038350A (en) * | 2004-07-28 | 2006-02-09 | Aichi Electric Co Ltd | Cooling device of high temperature heating mixing device |
| CN101334054A (en) * | 2007-06-28 | 2008-12-31 | 中信重工机械股份有限公司 | Large-sized rotary kiln catch wheel hydraulic system possessing bidirectional speed governing and filtrating function |
Non-Patent Citations (1)
| Title |
|---|
| 午泽俊: "回转窑挡轮液压系统", 《液压与气动》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104632730A (en) * | 2014-12-30 | 2015-05-20 | 大连维乐液压制造有限公司 | Hydraulic station for compound pendulum jaw breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102445071B (en) | 2014-02-12 |
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Granted publication date: 20140212 Termination date: 20150919 |
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| EXPY | Termination of patent right or utility model |