CN203614506U - Brace driving device of reheating coke oven - Google Patents
Brace driving device of reheating coke oven Download PDFInfo
- Publication number
- CN203614506U CN203614506U CN201320789124.3U CN201320789124U CN203614506U CN 203614506 U CN203614506 U CN 203614506U CN 201320789124 U CN201320789124 U CN 201320789124U CN 203614506 U CN203614506 U CN 203614506U
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- valve
- oil cylinder
- solenoid directional
- directional control
- gas oil
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- Expired - Lifetime
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- 239000000571 coke Substances 0.000 title claims abstract description 20
- 238000003303 reheating Methods 0.000 title abstract 5
- 239000003921 oil Substances 0.000 claims description 131
- 239000007789 gas Substances 0.000 claims description 48
- 239000002912 waste gas Substances 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 15
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 9
- 239000010720 hydraulic oil Substances 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 239000002828 fuel tank Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 abstract description 4
- 238000009423 ventilation Methods 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 description 3
- 239000003570 air Substances 0.000 description 2
- 240000004859 Gamochaeta purpurea Species 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000010729 system oil Substances 0.000 description 1
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- Fluid-Pressure Circuits (AREA)
Abstract
The utility model provides a brace driving device of a reheating coke oven and relates to tamping coke ovens. The brace driving device of the reheating coke oven aims at solving the technical problem that coke oven gas and blast furnace gas cannot be switched to each other in the existing reheating coke oven. The brace driving device comprises a coke oven gas oil cylinder, an exhaust gas oil cylinder, a small ventilation door oil cylinder, a blast furnace gas oil cylinder and a hydraulic system. Respective brace opening and closing mechanisms are driven by the coke oven gas oil cylinder, the exhaust gas oil cylinder, the small ventilation door oil cylinder and the blast furnace gas oil cylinder to achieve exchange of the blast furnace gas, the coke oven gas, the exhaust gas and the air. According to the brace driving device of the reheating coke oven, the reliability of running of the brace driving device is guaranteed to the greatest extent due to double pumps and double valves serving as standbys of each other, two power failure emergency modes comprising an energy accumulator and a manual pump and measures such as mechanical and digital display of the oil cylinder stroke.
Description
Technical field
The utility model relates to tamping coke furnace, and particularly a kind of complex thermal coke has been the tie rod drive unit that blast furnace gas, coke-stove gas switch.
Background technique
Adopt the feature of brand-new heating process according to complex thermal coke, coke oven heating is switched between coke-stove gas and blast furnace gas through being everlasting with coal gas.Prior art there is no the technological scheme that meets above-mentioned switching technological requirement.
Model utility content
The purpose of this utility model is intended to overcome the shortcoming of prior art, and a kind of tie rod drive unit of complex thermal coke is provided, and solves current complex thermal coke and there is no and meet the technical problem that coke-stove gas and blast furnace gas can switch mutually.
The utility model is achieved through the following technical solutions:
A kind of tie rod drive unit of complex thermal coke, it is characterized in that: described tie rod drive unit is made up of coke-stove gas oil cylinder, waste gas oil cylinder, little air door oil cylinder, blast furnace gas oil cylinder and hydraulic system, described coke-stove gas oil cylinder, waste gas oil cylinder, little air door oil cylinder, blast furnace gas hydraulic oil cylinder driving tie rod switching mechanism separately, to complete the exchange of blast furnace gas, coke-stove gas, waste gas and air; The hydraulic system of described coke-stove gas oil cylinder switching motion: open butterfly valve → actuating motor → plunger pump running → electromagnetic relief valve and obtain electric → high pressure oil and enter system circuit → solenoid directional control valve right-hand member through one-way valve and obtain electric → high pressure oil and drive the exchange of coke-stove gas oil cylinder forward through solenoid directional control valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve, high-pressure ball valve, solenoid directional control valve left end obtains electric → high pressure oil and drives coke-stove gas oil cylinder back exchange through solenoid directional control valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve, high-pressure ball valve; The hydraulic system of described waste gas oil cylinder switching motion: open butterfly valve → actuating motor → plunger pump running → electromagnetic relief valve and obtain electric → high pressure oil and enter system circuit → solenoid directional control valve right-hand member through one-way valve and obtain electric → high pressure oil and drive the exchange of waste gas oil cylinder forward through solenoid directional control valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve, high-pressure ball valve, solenoid directional control valve left end obtains electric → high pressure oil solenoid directional control valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve, high-pressure ball valve drive waste gas oil cylinder back exchange; The hydraulic system of described little air door oil cylinder switching motion: open butterfly valve → actuating motor → plunger pump running → electromagnetic relief valve and obtain electric → high pressure oil and enter system circuit → solenoid directional control valve right-hand member through one-way valve and obtain electric → high pressure oil and drive the exchange of little air door oil cylinder forward through solenoid directional control valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve, high-pressure ball valve, solenoid directional control valve left end obtains electric → high pressure oil solenoid directional control valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve, high-pressure ball valve drive little air door oil cylinder back exchange; The hydraulic system of described blast furnace gas oil cylinder switching motion: open butterfly valve → actuating motor → plunger pump running → electromagnetic relief valve and obtain electric → high pressure oil and enter system circuit → solenoid directional control valve right-hand member through one-way valve and obtain electric → high pressure oil and drive the exchange of blast furnace gas oil cylinder forward through solenoid directional control valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve, high-pressure ball valve, solenoid directional control valve left end obtains electric → high pressure oil and drives blast furnace gas oil cylinder back exchange through solenoid directional control valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve, high-pressure ball valve.
Loading, the Load Relief System of described butterfly valve, motor, plunger pump, electromagnetic relief valve and one-way valve composition have two cover oil hydraulic circuits.
In the hydraulic system of described coke-stove gas oil cylinder and waste gas oil cylinder, high-pressure ball valve, solenoid directional control valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve have two cover oil hydraulic circuits, the using and the reserved; In the hydraulic system of described little air door oil cylinder and blast furnace gas oil cylinder, high-pressure ball valve, solenoid directional control valve, stacked compression release valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve have two cover oil hydraulic circuits, the using and the reserved.
Described hydraulic system also comprises: the power failure emergency operation system circuit being made up of accumulator and accumulator control valve; The power failure manual-operated emergent operation system loop being formed by the first ball valve, hand pump, tubular type one-way valve and solenoid directional control valve.
Described hydraulic system is also provided with: return filter, liquid level liquid thermometer, air-strainer, and for detection of the exhaust pressure measuring tie-in of pressure in pipeline, for the level control relay of monitoring oil tank liquid level and reporting to the police, the approach switch that detects and control for each oil cylinder position, for the rotating coder type displacement digital indicator of each oil cylinder position detection and real-time digital display function, for controlling the second ball valve of fuel tank hydraulic oil outlet.
The utility model is taking into full account heating process and automation governing factor, blast furnace gas oil cylinder, coke-stove gas oil cylinder, waste gas oil cylinder, the little air door hydraulic oil cylinder driving technological scheme of tie rod are separately determined, four tie rods can drive switching mechanism separately simultaneously, to complete the exchange of blast furnace gas, coke-stove gas, waste gas and air.
The utility model is owing to being provided with double pump for subsequent use each other, bivalve; Two kinds of power failure emergency modes of accumulator and hand pump; Oil cylinder stroke machinery and digital demonstration wait measure, have ensured to the full extent tie rod drive unit reliability of operation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model (hydraulic work system schematic diagram).
Embodiment
The utility model is further described by preferred embodiment below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of tie rod drive unit of complex thermal coke, by coke-stove gas oil cylinder 1, waste gas oil cylinder 2, little air door oil cylinder 3, blast furnace gas oil cylinder 4 and hydraulic system composition, hydraulic system is by exhaust pressure measuring tie-in 5, high-pressure ball valve 6, solenoid directional control valve 7, stacking type hydraulic control check valve 8, stacked unidirectional throttle valve 9, stacked compression release valve 10, return filter 11, one-way valve 12, plunger pump 13, butterfly valve 14, motor 15, electromagnetic relief valve 16, pressure gauge 17, the first ball valve 18, hand pump 19, tubular type one-way valve 20, liquid level liquid thermometer 21, air-strainer 22, the second ball valve 23, accumulator 24, accumulator control valve 25, level control relay 26, approach switch 27 and rotating coder type displacement digital indicator 28 elements form, described coke-stove gas oil cylinder 1, waste gas oil cylinder 2, little air door oil cylinder 3, blast furnace gas oil cylinder 4 drives tie rod switching mechanism separately, to complete blast furnace gas, coke-stove gas, the exchange of waste gas and air.
The course of action of described coke-stove gas oil cylinder 1: open butterfly valve 14 → actuating motor 15 → plunger pump 13 turn round → electromagnetic relief valves 16 electric → high pressure oil enters system circuit → solenoid directional control valve 7 right-hand members through one-way valve 12 and obtains electric → high pressure oil and drive the 1 forward exchange of coke-stove gas oil cylinder through solenoid directional control valve 7, stacking type hydraulic control check valve 8, stacked unidirectional throttle valve 9, high-pressure ball valve 6; Solenoid directional control valve 7 left ends obtain electric → high pressure oil and drive coke-stove gas oil cylinder 1 back exchange through solenoid directional control valve 7, stacking type hydraulic control check valve 8, stacked unidirectional throttle valve 9, high-pressure ball valve 6.
The course of action of described waste gas oil cylinder 2: open butterfly valve 14 → actuating motor 15 → plunger pump 13 turn round → electromagnetic relief valves 16 electric → high pressure oil enters system circuit → solenoid directional control valve 7 right-hand members through one-way valve 12 and obtains electric → high pressure oil and drive the 2 forwards exchanges of waste gas oil cylinder through solenoid directional control valve 7, stacking type hydraulic control check valve 8, stacked unidirectional throttle valve 9, high-pressure ball valve 6; Solenoid directional control valve 7 left ends obtain electric → high pressure oil and drive waste gas oil cylinder 2 back exchange through solenoid directional control valve 7, stacking type hydraulic control check valve 8, stacked unidirectional throttle valve 9, high-pressure ball valve 6.
The course of action of described little air door oil cylinder 3: open butterfly valve 14 → actuating motor 15 → plunger pump 13 turn round → electromagnetic relief valves 16 electric → high pressure oil enters system circuit → solenoid directional control valve 7 right-hand members through one-way valve 12 and obtains electric → high pressure oil and drive little air door oil cylinder 3 forwards exchanges through solenoid directional control valve 7, stacked compression release valve 10, stacking type hydraulic control check valve 8, stacked unidirectional throttle valve 9, high-pressure ball valve 6; Solenoid directional control valve 7 left ends obtain electric → high pressure oil and drive little air door oil cylinder 3 back exchange through solenoid directional control valve 7, stacked compression release valve 10, stacking type hydraulic control check valve 8, stacked unidirectional throttle valve 9, high-pressure ball valve 6.
The course of action of described blast furnace gas oil cylinder 4: open butterfly valve 14 → actuating motor 15 → plunger pump 13 turn round → electromagnetic relief valves 16 electric → high pressure oil enters system circuit → solenoid directional control valve 7 right-hand members through one-way valve 12 and obtains electric → high pressure oil and drive the 4 forwards exchanges of blast furnace gas oil cylinder through solenoid directional control valve 7, stacked compression release valve 10, stacking type hydraulic control check valve 8, stacked unidirectional throttle valve 9, high-pressure ball valve 6; Solenoid directional control valve 7 left ends obtain electric → high pressure oil and drive blast furnace gas oil cylinder 4 back exchange through solenoid directional control valve 7, stacked compression release valve 10, stacking type hydraulic control check valve 8, stacked unidirectional throttle valve 9, high-pressure ball valve 6.
Loading, the Load Relief System that described butterfly valve 14, motor 15, plunger pump 13, electromagnetic relief valve 16 and one-way valve 12 form has two cover oil hydraulic circuits.
In the hydraulic system of described coke-stove gas oil cylinder 1 and waste gas oil cylinder 2, high-pressure ball valve 6, solenoid directional control valve 7, stacking type hydraulic control check valve 8, stacked unidirectional throttle valve 9 have two cover oil hydraulic circuits, the using and the reserved; In the hydraulic system of described little air door oil cylinder 3 and blast furnace gas oil cylinder 4, high-pressure ball valve 6, solenoid directional control valve 7, stacked compression release valve 10, stacking type hydraulic control check valve 8, stacked unidirectional throttle valve 9 have two cover oil hydraulic circuits, the using and the reserved.
Described hydraulic system also comprises: the power failure emergency operation system circuit being made up of accumulator 24 and accumulator control valve 25; The emergent manual operation system of the power failure loop being formed by the first ball valve 18, hand pump 19, tubular type one-way valve 20 and solenoid directional control valve 7.
Described hydraulic system is also provided with: return filter 11, liquid level liquid thermometer 21, air-strainer 22, and for detection of the exhaust pressure measuring tie-in 5 of pressure in pipeline, for the level control relay 26 of monitoring oil tank liquid level and reporting to the police, the approach switch 27 that detects and control for each oil cylinder position, for the rotating coder type displacement digital indicator 28 of each oil cylinder position detection and real-time digital display function, for controlling the second ball valve 23 of fuel tank hydraulic oil outlet.
In the time having a power failure, accumulator control valve 25 is controlled accumulator 24 to system fuel feeding, or opens the first ball valve 18, operation hand pump 19, and high pressure oil enters system circuit through tubular type one-way valve 20, and manually-operable solenoid directional control valve 7 completes emergency operation; System oil return is got back to fuel tank through return filter 11; Exhaust pressure measuring tie-in 5 is for detection of the pressure in pipeline; Level control relay 26 is for monitoring oil tank liquid level and reporting to the police; Liquid level liquid thermometer 21 is observed oil temperature and oil tank liquid level; Air-strainer 22 is as tank filler; The second ball valve 23 is controlled the outlet of fuel tank hydraulic oil; Approach switch 27 is for detection and the control of each oil cylinder position; Rotating coder type displacement digital indicator 28 is for detection and the real-time digital display function of each oil cylinder position.
Claims (5)
1. a tie rod drive unit for complex thermal coke, is characterized in that: described tie rod drive unit is made up of coke-stove gas oil cylinder (1), waste gas oil cylinder (2), little air door oil cylinder (3), blast furnace gas oil cylinder (4) and hydraulic system, the hydraulic system of described coke-stove gas oil cylinder (1) switching motion: opening butterfly valve (14) → actuating motor (15) → plunger pump (13) running → electromagnetic relief valve (16) must enter system circuit → solenoid directional control valve (7) right-hand member and obtain electric → high pressure oil through solenoid directional control valve (7) by electric → high pressure oil process one-way valve (12), stacking type hydraulic control check valve (8), stacked unidirectional throttle valve (9), high-pressure ball valve (6) drives the exchange of coke-stove gas oil cylinder (1) forward, solenoid directional control valve (7) left end obtains electric → high pressure oil through solenoid directional control valve (7), stacking type hydraulic control check valve (8), stacked unidirectional throttle valve (9), high-pressure ball valve (6) drives coke-stove gas oil cylinder (1) back exchange, the hydraulic system of described waste gas oil cylinder (2) switching motion: opening butterfly valve (14) → actuating motor (15) → plunger pump (13) running → electromagnetic relief valve (16) must enter system circuit → solenoid directional control valve (7) right-hand member and obtain electric → high pressure oil through solenoid directional control valve (7) by electric → high pressure oil process one-way valve (12), stacking type hydraulic control check valve (8), stacked unidirectional throttle valve (9), high-pressure ball valve (6) drives the 2 forward exchanges of waste gas oil cylinder, solenoid directional control valve (7) left end obtains electric → high pressure oil through solenoid directional control valve (7), stacking type hydraulic control check valve (8), stacked unidirectional throttle valve (9), high-pressure ball valve (6) drives waste gas oil cylinder (2) back exchange, the hydraulic system of described little air door oil cylinder (3) switching motion: opening butterfly valve (14) → actuating motor (15) → plunger pump (13) running → electromagnetic relief valve (16) must enter system circuit → solenoid directional control valve (7) right-hand member and obtain electric → high pressure oil through solenoid directional control valve (7) by electric → high pressure oil process one-way valve (12), stacked compression release valve (10), stacking type hydraulic control check valve (8), stacked unidirectional throttle valve (9), high-pressure ball valve (6) drives the exchange of little air door oil cylinder (3) forward, solenoid directional control valve (7) left end obtains electric → high pressure oil through solenoid directional control valve (7), stacked compression release valve (10), stacking type hydraulic control check valve (8), stacked unidirectional throttle valve (9), high-pressure ball valve (6) drives little air door oil cylinder (3) back exchange, the hydraulic system of described blast furnace gas oil cylinder (4) switching motion: opening butterfly valve (14) → actuating motor (15) → plunger pump (13) running → electromagnetic relief valve (16) must enter system circuit → solenoid directional control valve (7) right-hand member and obtain electric → high pressure oil through solenoid directional control valve (7) by electric → high pressure oil process one-way valve (12), stacked compression release valve (10), stacking type hydraulic control check valve (8), stacked unidirectional throttle valve (9), high-pressure ball valve (6) drives the exchange of blast furnace gas oil cylinder (4) forward, solenoid directional control valve (7) left end obtains electric → high pressure oil through solenoid directional control valve (7), stacked compression release valve (10), stacking type hydraulic control check valve (8), stacked unidirectional throttle valve (9), high-pressure ball valve (6) drives blast furnace gas oil cylinder (4) back exchange.
2. tie rod drive unit according to claim 1, is characterized in that: loading, the Load Relief System of described butterfly valve (14), motor (15), plunger pump (13), electromagnetic relief valve (16) and one-way valve (12) composition have two cover oil hydraulic circuits.
3. tie rod drive unit according to claim 1, it is characterized in that: in the hydraulic system of described coke-stove gas oil cylinder (1) and waste gas oil cylinder (2), high-pressure ball valve (6), solenoid directional control valve (7), stacking type hydraulic control check valve (8), stacked unidirectional throttle valve (9) have two cover oil hydraulic circuits; In the hydraulic system of described little air door oil cylinder (3) and blast furnace gas oil cylinder (4), high-pressure ball valve (6), solenoid directional control valve (7), stacked compression release valve (10), stacking type hydraulic control check valve (8), stacked unidirectional throttle valve (9) have two cover oil hydraulic circuits.
4. tie rod drive unit according to claim 1, is characterized in that: described hydraulic system also comprises: the power failure emergency operation system circuit being made up of accumulator (24) and accumulator control valve (25); The emergent manual operation system of the power failure loop being formed by the first ball valve (18), hand pump (19), tubular type one-way valve (20) and solenoid directional control valve (7).
5. tie rod drive unit according to claim 1, it is characterized in that: described hydraulic system is also provided with: return filter (11), liquid level liquid thermometer (21), air-strainer (22), and for detection of the exhaust pressure measuring tie-in (5) of pressure in pipeline, for the level control relay (26) of monitoring oil tank liquid level and reporting to the police, the approach switch (27) that detects and control for each oil cylinder position, for the rotating coder type displacement digital indicator (28) of each oil cylinder position detection and real-time digital display function, for controlling second ball valve (23) of fuel tank hydraulic oil outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320789124.3U CN203614506U (en) | 2013-12-03 | 2013-12-03 | Brace driving device of reheating coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320789124.3U CN203614506U (en) | 2013-12-03 | 2013-12-03 | Brace driving device of reheating coke oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203614506U true CN203614506U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320789124.3U Expired - Lifetime CN203614506U (en) | 2013-12-03 | 2013-12-03 | Brace driving device of reheating coke oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203614506U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105400525A (en) * | 2015-12-24 | 2016-03-16 | 本钢板材股份有限公司 | Exchange method of coking furnace basement gas heating system during overhauling of gas exchanger |
| CN105626596A (en) * | 2016-02-23 | 2016-06-01 | 中国水利水电科学研究院 | Driving system for hydraulically driven movable dams |
| CN108998053A (en) * | 2018-08-15 | 2018-12-14 | 攀钢集团西昌钢钒有限公司 | A kind of interchanger and its exchange method of top dress coke oven |
| CN109611390A (en) * | 2018-11-16 | 2019-04-12 | 北京国电富通科技发展有限责任公司 | A kind of gas retort coke pushing system |
| CN114291763A (en) * | 2022-01-07 | 2022-04-08 | 江南造船(集团)有限责任公司 | Hydraulic jacking system for large-scale equipment |
-
2013
- 2013-12-03 CN CN201320789124.3U patent/CN203614506U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105400525A (en) * | 2015-12-24 | 2016-03-16 | 本钢板材股份有限公司 | Exchange method of coking furnace basement gas heating system during overhauling of gas exchanger |
| CN105400525B (en) * | 2015-12-24 | 2018-03-27 | 本钢板材股份有限公司 | The exchange method of coke oven basement gas heating system when gas switch overhauls |
| CN105626596A (en) * | 2016-02-23 | 2016-06-01 | 中国水利水电科学研究院 | Driving system for hydraulically driven movable dams |
| CN108998053A (en) * | 2018-08-15 | 2018-12-14 | 攀钢集团西昌钢钒有限公司 | A kind of interchanger and its exchange method of top dress coke oven |
| CN109611390A (en) * | 2018-11-16 | 2019-04-12 | 北京国电富通科技发展有限责任公司 | A kind of gas retort coke pushing system |
| CN114291763A (en) * | 2022-01-07 | 2022-04-08 | 江南造船(集团)有限责任公司 | Hydraulic jacking system for large-scale equipment |
| CN114291763B (en) * | 2022-01-07 | 2023-10-17 | 江南造船(集团)有限责任公司 | Hydraulic jacking system for large-scale equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140528 |