CN105987030A - Double closed-loop hydraulic servo device for converter - Google Patents
Double closed-loop hydraulic servo device for converter Download PDFInfo
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- CN105987030A CN105987030A CN201510058663.3A CN201510058663A CN105987030A CN 105987030 A CN105987030 A CN 105987030A CN 201510058663 A CN201510058663 A CN 201510058663A CN 105987030 A CN105987030 A CN 105987030A
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- converter
- oil
- servo device
- hydraulic servo
- valve
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Abstract
The invention relates to a double closed-loop hydraulic servo device for a converter. The double closed-loop hydraulic servo device comprises a filtering cooling part and a hydraulic oil source supplying part, wherein the filtering cooling part comprises a circulating filter pump, a filter group and an integrated oil cooler which are sequentially connected; the hydraulic oil source supplying part is used for supplying a driving oil source to an servo oil cylinder and comprises a pressurization part, an energy storage part and an oil path control part, the pressurization part is connected with the oil tank and the energy storage part, and meanwhile, the energy storage part is connected with the oil path control part. According to the double closed-loop hydraulic servo device for the converter, high cleanness, control precision and response of the oil source can be guaranteed even in a severe work environment.
Description
Technical field
The present invention relates to Environmental-protecting dust-removing field, particularly relate to one and turn for metallurgical converter one-time dedusting
Two close cycles hydraulic servo device in producer gas cleaning system.
Background technology
It is known that existing converter produces a large amount of flue gas containing carbon monoxide (CO) when steel-making, its
Dust content is up to 80～120g/N*m3.So, above-mentioned flue gas can not be directly used as other purposes, must
Dust must be dropped to below GB after dedusting, could apply.
For the dedusting of above-mentioned flue gas, current majority uses OG wet method dedusting system.OG wet method is removed
Dirt system includes thick cleaner, essence cleaner and dehydration equipment.Concrete, thick cleaner one
As use one-level venturi or scrubbing tower, essence cleaner that is two grade Venturi tube, typically now use R-D
Contraction section Venturi tube, also has employing circular seam Venturi tube.In dust removal process, in OG wet method dedusting system
R-D turnover panel driven by hydraulic push rod.But, after this R-D turnover panel turns an angle, its meeting
Upset air-flow, affect resistance.And, this R-D turnover panel rotational angle is limited, easily makes bilateral spray water
Uneven, cause essence dust removing effects poor, regulate inaccuracy, cause blower fan dust stratification, impact to use and the longevity
Life.Meanwhile, in steelmaking process, owing to field condition is disliked slightly, each place dust stratification is serious, Yi Zao
Field apparatus is become to pollute.And original hydraulic test is simple and crude, cylinder problem of slipping is serious.
As can be seen here, above-mentioned existing dust pelletizing system in structure and uses, it is clear that still suffered from inconvenience
With defect, and urgently it is further improved.In order to solve the problem of above-mentioned existence, relevant manufactures is not
Seek solution the most painstakingly, but have no that applicable design has been developed the most always,
And common product does not has appropriate structure to can solve the problem that the problems referred to above, this is clearly, and relevant dealer is anxious to be intended to solve
Problem certainly.
Summary of the invention
It is an object of the invention to provide a kind of converter two close cycles hydraulic servo device, it is possible to even if ensureing
In the case of working environment is disliked slightly, the cleannes still making oil sources are high, and control accuracy is high, response
Hurry up.
It is an object of the invention to realize by the following technical solutions.The present invention provides a kind of converter double
Closed loop hydraulic servomechanism installation, including filtering cooling segment and hydraulic oil source supply portion；Wherein, this mistake
Filter cooling segment includes being circulated throughout filter pump, filter group and integral type oil cooler, and this circulating filtration
Pump, filter group and integral type oil cooler are sequentially connected with；This hydraulic oil source supply portion is for being watched
Take oil cylinder and provide driving oil sources, including pressurization part, accumulation of energy part and oil circuit control part, this pressurization
Part is connected with fuel tank, and this pressurization part is connected with accumulation of energy part, this accumulation of energy part and oil circuit simultaneously
Control part to connect.
The purpose of the present invention also can be applied to the following technical measures to achieve further.
Aforesaid converter two close cycles hydraulic servo device, wherein this filtration cooling segment further includes overflow
Valve, is arranged at and is circulated throughout between filter pump and filter group, and this overflow valve is connected with fuel tank simultaneously, has served as
After filter group is blocked, the hydraulic oil of pressurization can return fuel tank from overflow valve.
Aforesaid converter two close cycles hydraulic servo device, wherein this filter group selects 3 μ 10 μ filters
Group.
Aforesaid converter two close cycles hydraulic servo device, wherein this integral type oil cooler also with electromagnetism water
Valve connects, and uses the mode of water-cooled to lower the temperature.
Aforesaid converter two close cycles hydraulic servo device, wherein this pressurization part is arranged with two set integral types and adds
Press pump, the using and the reserved.
Aforesaid converter two close cycles hydraulic servo device, wherein this accumulation of energy part includes two set accumulators,
For temporary transient energy storage.
Aforesaid converter two close cycles hydraulic servo device, wherein this accumulator is provided with electromagnetic valve and overflow
Valve, this electromagnetic valve is for ensureing that accumulator is in stable pressure, and this overflow valve is used for letting out except too high
Pressure, protection device.
Aforesaid converter two close cycles hydraulic servo device, wherein this oil circuit control part includes check valve group
With servo proportion group, this two-way valve group is parallel on valve block, and interlocking is the most standby.
Aforesaid converter two close cycles hydraulic servo device, wherein this oil circuit control part also includes mistake before valve
Filter, before being positioned at two-way parallel valve group, prevents tiny impurity from flowing into valve group.
Aforesaid converter two close cycles hydraulic servo device, is wherein provided with inbuilt displacement sensing inside this oil cylinder
Device, can accurately measure oil cylinder extension displacement.
By technique scheme, the converter two close cycles hydraulic servo device of the present invention at least has following
Advantage and beneficial effect:
1, by the converter two close cycles hydraulic servo device of the present invention, it is possible to even if ensureing at working environment
In the case of disliking slightly, the cleannes still making oil sources are high, and control accuracy is high, and response is fast.
2 it addition, the converter two close cycles hydraulic servo device of the present invention can also improve metallurgical converter once
The efficiency of dust collection of dedusting converter coal gas purifying system and carbon monoxide heat recovery rate, it is ensured that system controls
Stability.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the present invention's
Technological means, and can being practiced according to the content of description, and in order to allow the above-mentioned of the present invention and
Other objects, features and advantages can become apparent, and below especially exemplified by preferred embodiment, and coordinates attached
Figure, describes in detail as follows.
Accompanying drawing explanation
Fig. 1: for the structure chart of the converter two close cycles hydraulic servo device of the present invention.
[main element symbol description]
1: be circulated throughout filter pump 2: overflow valve
3: filter group 4: integral type oil cooler
5: integral type force (forcing) pump 6: accumulator
61: electromagnetic valve 62: overflow valve
7: check valve group 8: servo proportion group
Detailed description of the invention
By further illustrating the technological means and merit that the present invention taked by reaching predetermined goal of the invention
Effect, below in conjunction with accompanying drawing and preferred embodiment, to a kind of converter two close cycles hydraulic pressure proposed according to the present invention
The detailed description of the invention of servomechanism installation, structure, feature and effect thereof, after describing in detail such as.
Refering to shown in Fig. 1, for the structure chart of the converter two close cycles hydraulic servo device of the present invention.This turn
Stove two close cycles hydraulic servo device includes two parts, is respectively and filters cooling segment and hydraulic oil source supply
Part.
Wherein, this filtration cooling segment includes being circulated throughout filter pump 1, overflow valve 2, filter group 3 and
Body formula oil cooler 4, this is circulated throughout filter pump 1, filter group 3 and integral type oil cooler 4 and connects successively
Connect.In the course of the work, the above-mentioned filter pump 1 that is circulated throughout draws hydraulic oil from fuel tank, through filter group 3
After filtration, then return to fuel tank after integral type oil cooler 4 cools down, complete hydraulic pressure oil filtration cold
But.It addition, in order to prevent hypertonia from causing damage, filter pump 1 and filter group 3 can be circulated throughout
Between a set of overflow valve 2 is set, this overflow valve 2 is connected with fuel tank, when filter group 3 block after, add
The hydraulic oil of pressure can return fuel tank from overflow valve 2.Wherein, above-mentioned filter group 3 can be selected for 3 μ 10
μ filter group, the present invention is not limited.It addition, this integral type oil cooler 4 also with electricity
Magnetic water valve connects, and uses the mode of water-cooled to lower the temperature oil, and i.e. when oil temperature height, electromagnetic water valve is opened
So that oil is lowered the temperature.For the needs overhauled, this integral type oil cooler 4 there is provision of bypass, protect
Being normally carried out of card work.
This hydraulic oil source supply portion for servo-cylinder provide drive oil sources, including pressurization part,
Accumulation of energy part and oil circuit control part.Concrete, this pressurization part is connected with fuel tank, and by unidirectional
Valve, this pressurization part is connected with accumulation of energy part, and this accumulation of energy part controls with oil circuit to be partly connected simultaneously.
Wherein, this pressurization part is arranged with two set integral type force (forcing) pumps 5, the using and the reserved, i.e. adds when a set of integral type
When press pump 5 goes wrong, another set of integral type force (forcing) pump 5 is switched to duty, it is ensured that normally give birth to
Produce.By the integral type force (forcing) pump 5 in work, the oil sources of pressurization enters accumulation of energy part through check valve.Should
Accumulation of energy part includes two set accumulator 6, such as 25L, for temporary transient energy storage.Concrete, this accumulator
6 are provided with electromagnetic valve 61 and overflow valve 62.This electromagnetic valve 61 ensures that accumulator 6 is in stable pressure
Power, when accumulator 6 reaches requirement pressure, electromagnetic valve 61 is opened, and pressurization part divides open running, stores
Can device 6 be steady pressure, and when less than certain pressure, electromagnetic valve 61 closes, accumulator 6 starts
Pressurization.This overflow valve 62 is for letting out except too high pressure, and protection device, i.e. when the pressure in accumulator 6
During the abnormal rising of power, the action of above-mentioned overflow valve 62, make pressure recover normal.
Additionally, in order to protect oil cylinder, the oil sources entering accumulation of energy part must be able to the supply oil cylinder of control, and
Realize this function is exactly oil circuit control part.This oil circuit control part includes two-way valve group, the most unidirectional
Valve group 7 and servo proportion group 8, this two-way valve group is parallel on valve block, and interlocking is the most standby.Tool
Body, this servo proportion group oil inlet and outlet has three Solenoid ball valves, three Solenoid ball valves realize this two
The switching of road valve group.When by proportional servo valve group, three ball valves are opened；And when using check valve group,
Three ball valve Guan Bis..Part is controlled by oil circuit, the supply oil cylinder that the oil sources of pressurization is controlled, drive oil
Cylinder moves.It addition, this oil circuit control part also includes valve front filter, be positioned at two-way parallel valve group it
Before, prevent tiny impurity from flowing into valve group, to protect valve group.
Meanwhile, it is provided with hinge bearing attachment in the middle part of this oil cylinder and divides, with connecting hinge axle bearing, it is achieved oil
Cylinder body micrometric displacement up and down, alleviates stress and impacts oil cylinder.And it is provided with built-in inside this oil cylinder
Displacement transducer, can accurately measure oil cylinder extension displacement, wherein, oil cylinder extension dominant bit
Moving is 600mm, and actually active application section is divided into 500mm.What deserves to be explained is, this oil cylinder is by machinery
Protection, i.e. stretches out displacement when reaching 600mm, itself can also bear oil pressure and it is rushed by load
Hit, effectively prevent the external force destruction to oil cylinder.
Additionally, be designed with balanced valve at oil cylinder oil-out, this balanced valve itself can be with load weight thallium, only
There is oil cylinder after overcoming the pressure of balanced valve own just can have displacement, decrease the fluctuation of oil cylinder and cylinder problem of slipping
Appearance.
Generally speaking, by the converter two close cycles hydraulic servo device of the present invention, it is possible to even if ensureing
In the case of working environment is disliked slightly, the cleannes still making oil sources are high, and control accuracy is high, and response is fast.
It addition, the converter two close cycles hydraulic servo device of the present invention can also improve metallurgical converter one-time dedusting and turn
The efficiency of dust collection of producer gas cleaning system and carbon monoxide heat recovery rate, it is ensured that the stability that system controls.
The above, be only presently preferred embodiments of the present invention, and the present invention not makees any form
On restriction, although the present invention is disclosed above with preferred embodiment, but is not limited to this
Bright, any those skilled in the art, in the range of without departing from technical solution of the present invention, when can profit
Make a little change with the technology contents of the disclosure above or be modified to the Equivalent embodiments of equivalent variations, but
Every content without departing from technical solution of the present invention, the technical spirit of the foundation present invention is to above example
Any simple modification, equivalent variations and the modification made, all still falls within the scope of technical solution of the present invention
In.
Claims (10)
1. a converter two close cycles hydraulic servo device, it is characterised in that include filtering cooling segment and liquid
Force feed source supply portion；
Wherein, this filtration cooling segment includes being circulated throughout filter pump, filter group and integral type oil cooler,
And this is circulated throughout filter pump, filter group and integral type oil cooler and is sequentially connected with；This hydraulic oil source supplies
Part, for providing driving oil sources to servo-cylinder, controls including pressurization part, accumulation of energy part and oil circuit
Part, this pressurization part is connected with fuel tank, and this pressurization part is connected with accumulation of energy part, this storage simultaneously
Can part control with oil circuit to be partly connected.
Converter two close cycles hydraulic servo device the most according to claim 1, it is characterised in that wherein
This filtration cooling segment further includes overflow valve, is arranged at and is circulated throughout between filter pump and filter group, simultaneously
This overflow valve is connected with fuel tank, and after filter group is blocked, the hydraulic oil of pressurization can return from overflow valve
Fuel tank.
Converter two close cycles hydraulic servo device the most according to claim 1, it is characterised in that wherein
This filter group selects 3 μ 10 μ filter groups.
Converter two close cycles hydraulic servo device the most according to claim 1, it is characterised in that wherein
This integral type oil cooler is also connected with electromagnetic water valve, uses the mode of water-cooled to lower the temperature.
Converter two close cycles hydraulic servo device the most according to claim 1, it is characterised in that wherein
This pressurization part is arranged with two set integral type force (forcing) pumps, the using and the reserved.
Converter two close cycles hydraulic servo device the most according to claim 1, it is characterised in that wherein
This accumulation of energy part includes two set accumulators, for temporary transient energy storage.
Converter two close cycles hydraulic servo device the most according to claim 6, it is characterised in that wherein
This accumulator is provided with electromagnetic valve and overflow valve, and this electromagnetic valve is for ensureing that accumulator is in stable pressure
Power, and this overflow valve is for letting out except too high pressure, protection device.
Converter two close cycles hydraulic servo device the most according to claim 1, it is characterised in that wherein
This oil circuit control part includes check valve group and servo proportion group, and this two-way valve group is parallel on valve block,
And interlocking is the most standby.
Converter two close cycles hydraulic servo device the most according to claim 8, it is characterised in that wherein
This oil circuit control part also includes valve front filter, before being positioned at two-way parallel valve group, prevents tiny
Impurity flows into valve group.
Converter two close cycles hydraulic servo device the most according to claim 1, it is characterised in that its
In be provided with inbuilt displacement sensor inside this oil cylinder, can accurately measure oil cylinder extension displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510058663.3A CN105987030A (en) | 2015-02-04 | 2015-02-04 | Double closed-loop hydraulic servo device for converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510058663.3A CN105987030A (en) | 2015-02-04 | 2015-02-04 | Double closed-loop hydraulic servo device for converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105987030A true CN105987030A (en) | 2016-10-05 |
Family
ID=57037884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510058663.3A Pending CN105987030A (en) | 2015-02-04 | 2015-02-04 | Double closed-loop hydraulic servo device for converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105987030A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110172353A (en) * | 2019-07-12 | 2019-08-27 | 大连华锐重工焦炉车辆设备有限公司 | Tamping coke furnace machinery pusher side dust collection for charging system and its operating procedure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19746230A1 (en) * | 1996-10-21 | 1998-04-23 | Caterpillar Inc | Energy conversion system |
| JP2004100810A (en) * | 2002-09-09 | 2004-04-02 | Komatsu Ltd | Pressure converter |
| CN102534100A (en) * | 2012-01-06 | 2012-07-04 | 中冶南方工程技术有限公司 | Circular seam control device and process for novel converter one-time dedusting OG (Oxygen Converter Gas Recovery) system |
| CN202898449U (en) * | 2012-11-20 | 2013-04-24 | 天俱时工程科技集团有限公司 | Fine dust removal control system for converter flue gas |
| CN103757176A (en) * | 2014-01-26 | 2014-04-30 | 江苏博际环境工程科技有限公司 | Primary flue gas-coal gas dedusting and deep purification system of converter |
| CN104196778A (en) * | 2014-09-22 | 2014-12-10 | 北京布鲁斯格环保科技有限公司 | Hydraulic servo device |
-
2015
- 2015-02-04 CN CN201510058663.3A patent/CN105987030A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19746230A1 (en) * | 1996-10-21 | 1998-04-23 | Caterpillar Inc | Energy conversion system |
| JP2004100810A (en) * | 2002-09-09 | 2004-04-02 | Komatsu Ltd | Pressure converter |
| CN102534100A (en) * | 2012-01-06 | 2012-07-04 | 中冶南方工程技术有限公司 | Circular seam control device and process for novel converter one-time dedusting OG (Oxygen Converter Gas Recovery) system |
| CN202898449U (en) * | 2012-11-20 | 2013-04-24 | 天俱时工程科技集团有限公司 | Fine dust removal control system for converter flue gas |
| CN103757176A (en) * | 2014-01-26 | 2014-04-30 | 江苏博际环境工程科技有限公司 | Primary flue gas-coal gas dedusting and deep purification system of converter |
| CN104196778A (en) * | 2014-09-22 | 2014-12-10 | 北京布鲁斯格环保科技有限公司 | Hydraulic servo device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110172353A (en) * | 2019-07-12 | 2019-08-27 | 大连华锐重工焦炉车辆设备有限公司 | Tamping coke furnace machinery pusher side dust collection for charging system and its operating procedure |
| CN110172353B (en) * | 2019-07-12 | 2023-07-14 | 大连华锐重工焦炉车辆设备有限公司 | Tamping coke oven machine side coal charging dust removing system and operation steps thereof |
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Application publication date: 20161005 |