CN204429797U - A kind of steel-making hydro-steam ejector pump automatic flushing device - Google Patents
A kind of steel-making hydro-steam ejector pump automatic flushing device Download PDFInfo
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- CN204429797U CN204429797U CN201420786944.1U CN201420786944U CN204429797U CN 204429797 U CN204429797 U CN 204429797U CN 201420786944 U CN201420786944 U CN 201420786944U CN 204429797 U CN204429797 U CN 204429797U
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- steel
- flushing device
- automatic flushing
- steam ejector
- ejector pump
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Abstract
A kind of steel-making hydro-steam ejector pump automatic flushing device, from the manhole of jet pump pipeline deeply, alluvial mud dirt on the inner-walls of duct of scavenging ejector compression section, described steel-making hydro-steam ejector pump automatic flushing device comprises the feed mechanism on vertical direction, the rotating mechanism in horizontal direction and wiper mechanism.One steel-making hydro-steam ejector pump automatic flushing device of the present utility model, by the feed mechanism on described wiper mechanism hydrous water rotating mechanism square upwards and vertical direction, automatically the alluvial mud dirt on tube wall can be cleaned, prevention vavuum pump compression ratio variation abnormality therefore, for steel-making vacuum metling high-quality fine work steel provides useful help.
Description
Technical field
The utility model relates to steel-making ladle refining furnace water vapour vacuum pump system field, is specifically related to a kind of steel-making hydro-steam ejector pump automatic flushing device.
Background technology
At present both at home and abroad steel-making ladle refining furnace water vapour vacuum pump system, due to single-stage vapor jet pump be compressed than restriction, the vacuum system of a set of practical application is often made up of multi-level water steam level jet pump.In vacuum system, single-stage vapor jet pump claims booster pump before being arranged on condenser, claim jet pump after condenser.Multistage steam spray establishes pump exhaust capacity large, the requirement of molten steel vacuum refining maximum processing capability and capacity can be met, the speed of exhaust is fast, specified vacuum is reached in short time, strong to being taken out Adaptability of medium, effective pump drainage makes steel the high temperature dusty gas produced, vacuum system reliable working operation.
In whole vacuum system, the single-stage jet pump course of work can be divided into the adiabatic expansion stage, mix stages, compression stage.Booster pump pipe diameter before condenser greatly, highly high, taken out mist and contained a large amount of dust impurity; through smelting production for a long time; in steam jet pump compression section middle shrinkage part; inner-walls of duct has amassed mud layer because of dust; make compression section intermediate conduit reduced like this, cause whole booster pump compression ratio abnormal, cause single-stage jet pump exhaust capacity to decline; and affect previous stage booster pump exhaust capacity, make whole vacuum system not reach vacuum needed for technique.
In STEELMAKING PRODUCTION, vacuum metling process need meet the requirement of the shortest vacuum processing time and technique rhythm, makes the abundant vacuum outgas of molten steel and purified treatment, greatly improves the degree of purity of molten steel, thus produce high-quality product.Quality and the vacuum of smelting molten steel have substantial connection, and vacuum is good, and Molten Steel Cleanliness is high.Therefore vacuum system jet pump ensures normal exhaust capacity, otherwise cannot meet vacuum metling technological requirement.
In prior art, steel-making vacuum equipment administrative staff in plant maintenance at ordinary times, when finding that vacuum is abnormal, by opening vacuum system manhole, check the situation in jet pump pipeline, the upper and lower distance of hydro-steam ejector pump, highly high, when discovery compression section mud-collecting layer, maintainer cannot enter in pipeline, by first removing the nozzle above vavuum pump, there is a flange top, by using very long tubule, a small-sized pneumatic pick is installed in one end, tubule extends middle mud layer from nozzle installing hole hole, pneumatic pick is utilized to remove mud dirt, due to apart from long, be difficult to be scavenged into deposition position accurately, cleaning not exclusively, make vacuum jet pump can not play maximum exhaust capacity like this, during smelting molten steel, dust easily amasss the place do not cleared up completely, affect normal smelting molten steel.
Utility model content
For overcoming the above problems, the utility model provides a kind of steel-making hydro-steam ejector pump automatic flushing device, and its technical scheme is specific as follows:
A kind of steel-making hydro-steam ejector pump automatic flushing device, the alluvial mud dirt on the inner-walls of duct of scavenging ejector compression section, is characterized in that from the manhole of jet pump pipeline deeply:
Described steel-making hydro-steam ejector pump automatic flushing device comprises the feed mechanism on vertical direction, the rotating mechanism in horizontal direction and wiper mechanism;
Feed mechanism on described vertical direction comprise driven pulley (1), support driven pulley bracing frame (2), for realize transmission steel wire rope (3) and for control steel wire rope release crane (4),
Rotating mechanism in described horizontal direction comprises reductor (5), rotating frame (6) and the thrust ball bearing (7) for being mechanically connected reductor and rotating frame,
Described wiper mechanism comprises giant (8) and connects the connecting hose (9) of giant to high-pressure hydraulic pump;
Steel wire rope one end in feed mechanism on described vertical direction is connected to the drive output of crane, and the other end of described steel wire rope is connected to the upper surface of the thrust ball bearing in the rotating mechanism in horizontal direction by fixed mount (10),
Rotating frame in rotating mechanism in described horizontal direction is fixedly connected with the giant in wiper mechanism,
Reductor in rotating mechanism in described horizontal direction is fixed on the upper surface of thrust ball bearing by a fixed base plate (11), and described rotating frame is fixed on the lower surface of thrust ball bearing.
According to one steel-making hydro-steam ejector pump automatic flushing device of the present utility model, it is characterized in that: described connecting hose is connected to giant by a swivel joint (12).
According to one steel-making hydro-steam ejector pump automatic flushing device of the present utility model, it is characterized in that: described driven pulley is be fixed on a fixed pulley on the bracing frame supporting driven pulley.
According to one steel-making hydro-steam ejector pump automatic flushing device of the present utility model, it is characterized in that: described connecting steel wire ropes is to the fixed mount setting triangular in shape of the upper surface of thrust ball bearing.
According to one steel-making hydro-steam ejector pump automatic flushing device of the present utility model, it is characterized in that: for internal gear engaged transmission is arranged between described reductor and rotating frame.
One steel-making hydro-steam ejector pump automatic flushing device of the present utility model, by the feed mechanism on described wiper mechanism hydrous water rotating mechanism square upwards and vertical direction, automatically the alluvial mud dirt on tube wall can be cleaned, prevention vavuum pump compression ratio variation abnormality therefore, for steel-making vacuum metling high-quality fine work steel provides useful help.
Accompanying drawing explanation
Fig. 1 is structural schematic block diagram of the present utility model;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is the structural representation of rotating mechanism in the utility model in horizontal direction and wiper mechanism.
In figure, 1 is driven pulley; 2 is bracing frame; 3 is steel wire rope; 4 is crane; 5 is reductor; 6 is Selection Framework; 7 is thrust ball bearing; 8 is giant; 9 is connecting hose; 10 is fixed mount; 11 is fixed base plate; 12 is swivel joint.
Detailed description of the invention
Below, according to specification drawings and specific embodiments, one steel-making hydro-steam ejector pump automatic flushing device of the present utility model is further described in detail.
A kind of steel-making hydro-steam ejector pump automatic flushing device, from the manhole of jet pump pipeline deeply, alluvial mud dirt on the inner-walls of duct of scavenging ejector compression section, described steel-making hydro-steam ejector pump automatic flushing device comprises the feed mechanism on vertical direction, the rotating mechanism in horizontal direction and wiper mechanism;
Feed mechanism on described vertical direction comprise driven pulley (1), support driven pulley bracing frame (2), for realize transmission steel wire rope (3) and for control steel wire rope release crane (4),
Rotating mechanism in described horizontal direction comprises reductor (5), rotating frame (6) and the thrust ball bearing (7) for being mechanically connected reductor and rotating frame,
Described wiper mechanism comprises giant (8) and connects the connecting hose (9) of giant to high-pressure hydraulic pump;
Steel wire rope one end in feed mechanism on described vertical direction is connected to the drive output of crane, and the other end of described steel wire rope is connected to the upper surface of the thrust ball bearing in the rotating mechanism in horizontal direction by fixed mount (10),
Rotating frame in rotating mechanism in described horizontal direction is fixedly connected with the giant in wiper mechanism,
Reductor in rotating mechanism in described horizontal direction is fixed on the upper surface of thrust ball bearing by a fixed base plate (11), and described rotating frame is fixed on the lower surface of thrust ball bearing.
Further, described connecting hose is connected to giant by a swivel joint (12).
Further, described driven pulley is be fixed on a fixed pulley on the bracing frame supporting driven pulley.
Further, described connecting steel wire ropes is to the fixed mount setting triangular in shape of the upper surface of thrust ball bearing.
Further, for internal gear engaged transmission is arranged between described reductor and rotating frame.
Course of work example
First, fixed mount is fixed above thrust ball bearing, ensures to maintain static state above bearing.Driven pulley is arranged on bracing frame, uses crane rope Connection Bracket, whole cleaning device of slinging, and crane rope, through pulley, reduces lifting operation friction power.
Automatic ash-removing mouth is welded on below jet pump pump line road, and under non-vacuum, the water formed when automatically getting rid of application of vacuum and mud, also can discharge water and the dust stratification of scavenging ejector generation automatically.
A swivel joint installed by giant, swivel joint connecting hose, and in cleaning rotary course, swivel joint can automatic rotation, and prevent flexible pipe torsional deformation in rotation process, flexible pipe other end is connected on high-pressure hydraulic pump.
Fixed base plate is welded on and pushes away stationary plane on balloon bearing, base plate is installed a reductor, reducer gear and rotating frame gear form internal tooth and engage, rotating frame is installed and fixes giant, rotating frame is arranged on below thrust ball bearing, and thrust ball bearing can rotate, and reductor maintains static, driven rotary framework during running, giant and framework synchronous rotary.
Electrical control, reductor keeps slowly traveling at the uniform speed, and giant is and then rotated, and can clean to whole circle tube wall, simultaneously crane automatic slowly uniform descent in cleaning process, ensure that jet pump pipeline all cleans to from top to bottom.
One steel-making hydro-steam ejector pump automatic flushing device of the present utility model, by the feed mechanism on described wiper mechanism hydrous water rotating mechanism square upwards and vertical direction, automatically the alluvial mud dirt on tube wall can be cleaned, prevention vavuum pump compression ratio variation abnormality therefore, for steel-making vacuum metling high-quality fine work steel provides useful help.
Claims (5)
1. a steel-making hydro-steam ejector pump automatic flushing device, the alluvial mud dirt on the inner-walls of duct of scavenging ejector compression section, is characterized in that from the manhole of jet pump pipeline deeply:
Described steel-making hydro-steam ejector pump automatic flushing device comprises the feed mechanism on vertical direction, the rotating mechanism in horizontal direction and wiper mechanism;
Feed mechanism on described vertical direction comprise driven pulley (1), support driven pulley bracing frame (2), for realize transmission steel wire rope (3) and for control steel wire rope release crane (4),
Rotating mechanism in described horizontal direction comprises reductor (5), rotating frame (6) and for being mechanically connected reductor
With the thrust ball bearing (7) of rotating frame,
Described wiper mechanism comprises giant (8) and connects the connecting hose (9) of giant to high-pressure hydraulic pump;
Steel wire rope one end in feed mechanism on described vertical direction is connected to the drive output of crane, and the other end of described steel wire rope is connected to the upper surface of the thrust ball bearing in the rotating mechanism in horizontal direction by fixed mount (10),
Rotating frame in rotating mechanism in described horizontal direction is fixedly connected with the giant in wiper mechanism,
Reductor in rotating mechanism in described horizontal direction is fixed on the upper surface of thrust ball bearing by a fixed base plate (11), and described rotating frame is fixed on the lower surface of thrust ball bearing.
2. one steel-making hydro-steam ejector pump automatic flushing device according to claim 1, is characterized in that: described connecting hose is connected to giant by a swivel joint (12).
3. one steel-making hydro-steam ejector pump automatic flushing device according to claim 1, is characterized in that: described driven pulley is be fixed on a fixed pulley on the bracing frame supporting driven pulley.
4. one steel-making hydro-steam ejector pump automatic flushing device according to claim 1, is characterized in that: described connecting steel wire ropes is to the fixed mount setting triangular in shape of the upper surface of thrust ball bearing.
5. one steel-making hydro-steam ejector pump automatic flushing device according to claim 1, is characterized in that: for internal gear engaged transmission is arranged between described reductor and rotating frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786944.1U CN204429797U (en) | 2014-12-12 | 2014-12-12 | A kind of steel-making hydro-steam ejector pump automatic flushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786944.1U CN204429797U (en) | 2014-12-12 | 2014-12-12 | A kind of steel-making hydro-steam ejector pump automatic flushing device |
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| Publication Number | Publication Date |
|---|---|
| CN204429797U true CN204429797U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420786944.1U Expired - Fee Related CN204429797U (en) | 2014-12-12 | 2014-12-12 | A kind of steel-making hydro-steam ejector pump automatic flushing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106964592A (en) * | 2017-03-29 | 2017-07-21 | 辽宁福鞍重工股份有限公司 | A kind of VOD/VD stoves vavuum pump cleaning method |
-
2014
- 2014-12-12 CN CN201420786944.1U patent/CN204429797U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106964592A (en) * | 2017-03-29 | 2017-07-21 | 辽宁福鞍重工股份有限公司 | A kind of VOD/VD stoves vavuum pump cleaning method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20161212 |
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| CF01 | Termination of patent right due to non-payment of annual fee |