CN106286200B - Split type vacuum pump and its installation method - Google Patents
Split type vacuum pump and its installation method Download PDFInfo
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- CN106286200B CN106286200B CN201510361045.6A CN201510361045A CN106286200B CN 106286200 B CN106286200 B CN 106286200B CN 201510361045 A CN201510361045 A CN 201510361045A CN 106286200 B CN106286200 B CN 106286200B
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Abstract
The present invention relates to a kind of split type vacuum pumps, it is characterized in that, the split type vacuum pump includes booster pump S1, booster pump S2, booster pump S3, condenser C1, condenser C2, condenser C3, jet pump S4 and jet pump S5, the booster pump S2 is arranged between booster pump S1 and booster pump S3, the booster pump S3 connects hot well tank by condenser C1, jet pump S4, condenser C2, jet pump S5 connection condensers C3, described condenser C1, C2, C3 by drainage pipeline.Entire Technical Design is ingenious, compact-sized, the operation is stable；Existing technique hanging device is utilized in the technical solution, equipment access way is opened up on old steel construction, which greatly reduces loop wheel machine expense and workshop removes restoration costs.
Description
Technical field
The present invention relates to a kind of vacuum pump, especially a kind of split type vacuum pump and its installation method belong to steel-making RH essences
Refine equipment technical field.
Background technology
Ferrous Metallurgy RH vapor jet vacuums pump is the equipment of its core, and the installation requirement of equipment is high.General vacuum pump
Connection is designed as welded type mostly, and the volume of every grade of pump is big, and occupied space is high, in project begun newly generally and workshop steel structure
Synchronize installation in place.In being transformed in old workshop, since original steel construction retains, vacuum pump difficulty of construction bigger is replaced, for solution
Newly there is the vacuum pump design of seperated flanged joint form in the certainly big problem of the package size of vacuum pump.
Conventional vacuum pump is all made of welding manner installation method, and vacuum pump body assembly welding before manufacture is good, to scene
After need group to weld vacuum-pump line again.The difficulty of such installation is：（1）It is assembled under pump housing line, occupied space is big, 1 to 3 grades
Booster pump length about 20m, installation difficulty is big, and especially installation replacement hoisting difficulty is big under the conditions of former workshop steel structure；（2）.Very
The empty pump housing needs installation synchronous with steel construction, is needed after understructure stage+module is good in place immediately.In existing workshop steel structure
Middle replacement pump housing difficulty bigger needs large-scale crane and the upper down space pump housing after in place, is filled after being needed due to permanent bearing, empty
Middle centering is difficult；（3）The quality requirement of Pipeline of Pump Systems welding is high, and the welding quality of the pump housing needs to detect, and detects heavy workload；
（4）The high standard of sealing property of entire vacuum-pump line system then influences the vacuum suction performance of pumping system once there is leakage.
Therefore, there is an urgent need for a kind of new schemes to solve the technical problem.
Invention content
The present invention exactly for the technical problems in the prior art, provides split type vacuum pump and its installation method,
The technical solution is simple in structure, practical, maintainability is good, and installation effectiveness is high, reliable for operation.
To achieve the goals above, technical scheme is as follows, a kind of split type vacuum pump, which is characterized in that institute
It includes booster pump S1, booster pump S2, booster pump S3, condenser C1, condenser C2, condenser C3, injection to state split type vacuum pump
S4 and jet pump S5 is pumped, between booster pump S1 and booster pump S3, the booster pump S3 passes through cold for the booster pump S2 settings
Condenser C1, jet pump S4, condenser C2, jet pump S5 connection condensers C3, described condenser C1, C2, C3 pass through drainage pipeline
Connect hot well tank.
As an improvement of the present invention, the split type vacuum pump further includes the first falsework, the second falsework
And third falsework, first falsework are arranged below booster pump S1, the second falsework setting exists
Below booster pump S2, the third falsework is arranged below booster pump S3.
As an improvement of the present invention, the split type vacuum pump further includes the first permanent support, the second permanent support
And third permanent support, first permanent support are arranged in the middle and upper part of booster pump S1, the second permanent support setting
In the middle and upper part of booster pump S2, the third permanent support is arranged in the middle and upper part of booster pump S3.
As an improvement of the present invention, the booster pump include pump and pump elbow, the booster pump S1, booster pump S2,
The centre of booster pump S3 is both provided with spacer flanger.
A kind of installation method of split type vacuum pump, which is characterized in that it the described method comprises the following steps,
Step 1：Confirm channel and the lifting appliance for installing of vacuum pump installation；Due to the limitation of existing steel structure platform and top
Workshop has bound.To save construction cost, the scheme for using large-scale crane to install using workshop roof is opened, vacuum pump is avoided to need
Using the installation placement scheme fed from the bottom up.According to steel construction lower part feeding-passage height, maximum fission is verified to design
In addition the seperated height dimension of the pump housing needs to remove the traversing structure secondary beam of some effects component in channel.Vacuum pump installation is used
Using 10t alloy feedings driving in original workshop, verify its sling height range, stroke, load ensures to meet maximum structure suspender
The lifting range of part, necessity can carry out loss of weight measure.
Step 2：According to the composition order of pipeline technology between pump, locating scheme is determined；Made by pump-line interface position
Start for reference for installation, be located by connecting vacuum pump advancing equipment from front to back successively, is sequentially booster pump S1, booster pump S2, increases
Press pump S3, condenser C1, jet pump S4, condenser C2, jet pump S5, condenser C3, wherein S1, S2, S3, C1, C2, C3 need to be pressed
Artwork location dimension positions；
Step 3：First, installation when by booster pump S1, booster pump S2, booster pump S3 fissions top, booster pump S1 elbows,
Booster pump S3 elbows hang from hoisting passage to each layer platform and store in place temporarily from lower to upper；（Booster pump S1, S2, S3 fission is set
Meter, seperated flange are chosen at the throat site of steam jet pump, and seperated size need to consider to be less than installation passage space.）
Step 4：Secondly, booster pump booster pump S1, booster pump S2, the lower parts booster pump S3 rear profit in place are lifted from lower to upper
With the lower parts falsework centering booster pump S1, S2, S3, falsework is set；
Step 5：Again, booster pump S1, booster pump S2, the lower parts booster pump S3 and pump-line, condenser C1, condenser
After the completion of C2, condenser C3 centerings, then top S1, S2, S3 jet pump is installed；
Step 6：Connection group is to booster pump S1, booster pump S2, booster pump S3 connecting bends, the elbow of former flange design,
Straight pipe reserves certain size surplus, jet pump S4, S5 pump and elbow of the group between condenser C1, C2, C3；Welding group pair
Elbow flange afterwards reconnects flange after being welded by manufacture requirement.
Step 7：Booster pump S1, S2, S3 permanent support 1, holder 2, holder 3 are installed.Platform secondary beam and installation supporting beam are extensive
It is multiple, remove the first falsework, the second falsework and third falsework；
Step 8：The water inlet of vacuum pump condenser C1, C2, C3 cooling water top and its underpart are connected to hot well tank return pipe
Road；It is connected to booster pump S1, S2, S3 of vacuum pump, the jet chimney of jet pump S4, S5 connect the other pipelines of system, connect shape
Formula just has flange method.
Step 9：The pump drainage air pipe of vacuum pump region and external relation, steam pipework, the position use of water lines flange are faced
When steel plate be isolated, suppress 0.15MPa positive pressure leak detections, it is ensured that vacuum system weld seam and connecting flange sealing without leakage.
Compared with the existing technology, the invention has the advantages that, 1）Entire Technical Design is ingenious, compact-sized, work
Work is stablized；2）Existing technique hanging device is utilized in the technical solution, equipment access way is opened up on old steel construction, the skill
Art greatly reduces loop wheel machine expense and workshop removes restoration costs；3）Falsework is arranged in big booster pump lower part, it is ensured that centering and
Support；4）Vacuum pump system entirety positive pressure is tested, and the leak check of system is convenient.
Description of the drawings
Fig. 1 is overall structure of the present invention；
In figure：S1-S3 be booster pump, C1, C2 be condenser, S3, S4 be jet pump, the 1, first falsework, 2, second
Falsework, 3, third falsework, the 4, first permanent support, the 5, second permanent support, 6, third permanent support, 7, intermediate method
Orchid, 8, hot well jar.
Specific implementation mode：
In order to deepen the understanding of the present invention, the present embodiment is described in detail below in conjunction with the accompanying drawings.
Embodiment 1：Referring to Fig. 1, a kind of split type vacuum pump, the split type vacuum pump includes booster pump S1, booster pump
S2, booster pump S3, condenser C1, condenser C2, condenser C3, jet pump S4 and jet pump S5, the booster pump S2 settings
Between booster pump S1 and booster pump S3, the booster pump S3 passes through condenser C1, jet pump S4, condenser C2, jet pump S5
It connects condenser C3, the condenser C3 and hot well tank is connected by pump-line.
Embodiment 2：Referring to Fig. 1, as an improvement of the present invention, the split type vacuum pump further includes the first interim branch
Frame 1, the second falsework 2 and third falsework 3, first falsework 1 is arranged below booster pump S1, described
Second falsework 2 is arranged below booster pump S2, and the third falsework 3 is arranged below booster pump S3.
Embodiment 3：Referring to Fig. 1, as an improvement of the present invention, the split type vacuum pump further includes the first permanent branch
Frame 4, the second permanent support 5 and third permanent support 6, first permanent support 4 are arranged in the middle and upper part of booster pump S1, institute
It states the second permanent support 5 to be arranged in the middle and upper part of booster pump S2, on the third permanent support 6 is arranged in booster pump S3
Portion.
The booster pump include pump and pump elbow, the booster pump S1, booster pump S2, booster pump S3 centre be both provided with
Spacer flanger 7.
Embodiment 4：Referring to Fig. 1, a kind of installation method of split type vacuum pump the described method comprises the following steps：
Step 1：Confirm channel and the lifting appliance for installing of vacuum pump installation；Due to the limitation of existing steel structure platform and top
Workshop has bound.To save construction cost, the scheme for using large-scale crane to install using workshop roof is opened, vacuum pump is avoided to need
Using the installation placement scheme fed from the bottom up.According to steel construction lower part feeding-passage height, maximum fission is verified to design
In addition the seperated height dimension of the pump housing needs to remove the traversing secondary beam of some effects jet pump in channel.Vacuum pump installation is with hanging
Using 10t alloy feedings driving in original workshop, verify its sling height range, stroke, load ensures to meet maximum component tool
Lifting range, necessity can carry out loss of weight measure.
Step 2：According to the composition order of pipeline technology between pump, locating scheme is determined；Made by pump-line interface position
Start for reference for installation, be located by connecting vacuum pump advancing equipment from front to back successively, is sequentially booster pump S1, booster pump S2, increases
Press pump S3, condenser C1, jet pump S4, condenser C2, jet pump S5, condenser C3, wherein S1, S2, S3, C1, C2, C3 need to be pressed
Artwork location dimension positions；
Step 3：First, installation when by booster pump S1, booster pump S2, booster pump S3 fissions top, booster pump S1 elbows,
Booster pump S3 elbows hang from hoisting passage to each layer platform and store in place temporarily from lower to upper；（Booster pump S1, S2, S3 fission is set
Meter, seperated flange are chosen at the throat site of steam jet pump, and seperated size need to consider to be less than installation passage space.）
Step 4：Secondly, booster pump booster pump S1, booster pump S2, the lower parts booster pump S3 rear profit in place are lifted from lower to upper
With the lower parts falsework centering booster pump S1, S2, S3, falsework is set；I.e. the first falsework 1 is arranged booster pump S1's
In the following, the second falsework 2 is arranged below booster pump S2, third falsework 3 is arranged below booster pump S3；
Step 5：Again, booster pump S1, booster pump S2, the lower parts booster pump S3 and pump-line, condenser C1, condenser
After the completion of C2, condenser C3 centerings, then S1, S2, S3 booster pump top are installed；
Step 6：Connection group is to booster pump S1, booster pump S2, booster pump S3 connecting bends, the elbow of former flange design,
Straight pipe reserves certain size surplus, jet pump S4/S5 pump and elbow of the group between condenser C1, C2, C3；Welding group pair
Elbow flange afterwards reconnects flange after being welded by manufacture requirement.
Step 7：Booster pump S1, S2, S3 permanent support is installed, on the first permanent support 4 is arranged in booster pump S1
Portion, the second permanent support 5 are arranged in the middle and upper part of booster pump S2, and third permanent support 6 is arranged in the middle and upper part of booster pump S3；It is flat
Platform secondary beam and installation supporting beam are restored.Remove the first falsework, the second falsework and third falsework；
Step 8：The water inlet of vacuum pump condenser C1, C2, C3 cooling water top and its underpart are connected to hot well tank return pipe
Road；It is connected to booster pump S1, S2, S3 of vacuum pump, the jet chimney of jet pump S4, S5 connect the other pipelines of system, connect shape
Formula just has flange method；
Step 9：The pump drainage air pipe of vacuum pump region and external relation, steam pipework, the position use of water lines flange are faced
When steel plate be isolated, suppress 0.15MPa positive pressure leak detections, it is ensured that vacuum system weld seam and connecting flange sealing without leakage.
It should be noted that above-described embodiment, protection domain not for the purpose of limiting the invention, in above-mentioned technical proposal
On the basis of made equivalents or replacement each fall within the range that the claims in the present invention are protected.
Claims (5)
1. a kind of split type vacuum pump, which is characterized in that the split type vacuum pump includes booster pump S1, booster pump S2, supercharging
S3 is pumped, condenser C1, condenser C2, condenser C3, jet pump S4 and jet pump S5, the booster pump S2 settings are in booster pump
Between S1 and booster pump S3, the booster pump S3 is condensed by condenser C1, jet pump S4, condenser C2, jet pump S5 connections
Device C3, described condenser C1, C2, C3 connect hot well tank by drainage pipeline, and the split type vacuum pump further includes first interim
Holder, the second falsework and third falsework, first falsework are arranged below booster pump S1, and described the
Two falseworks are arranged below booster pump S2, and the third falsework is arranged below booster pump S3.
2. split type vacuum pump according to claim 1, which is characterized in that the split type vacuum pump further includes first forever
Long holder, the second permanent support and third permanent support, first permanent support are arranged in the middle and upper part of booster pump S1, institute
It states the second permanent support to be arranged in the middle and upper part of booster pump S2, the third permanent support is arranged in the middle and upper part of booster pump S3.
3. split type vacuum pump according to claim 1, which is characterized in that the booster pump includes pumping and pumping elbow.
4. split type vacuum pump according to claim 1, which is characterized in that the booster pump S1, booster pump S2, booster pump
The intermediate throat location of S3 is both provided with spacer flanger.
5. the installation method of split type vacuum pump, which is characterized in that it the described method comprises the following steps,
Step 1：Confirm channel and the lifting appliance for installing of vacuum pump installation；
Step 2：According to the composition order of pipeline technology between pump, locating scheme is determined；I.e. by pump-line interface position as peace
Dress benchmark starts, and be located by connecting vacuum pump advancing equipment from front to back successively, is sequentially booster pump S1, booster pump S2, booster pump
S3, condenser C1, jet pump S4, condenser C2, jet pump S5, condenser C3, wherein booster pump S1, booster pump S2, booster pump
S3, condenser C1, condenser C2, condenser C3 need to be positioned by artwork location dimension；
Step 3：First, installation when by booster pump S1, booster pump S2, booster pump S3 fissions top, booster pump S1 elbows, supercharging
Pump S3 elbows are hung from hoisting passage from lower to upper to each layer platform to be stored in place temporarily；
Step 4：Secondly, booster pump S1, booster pump S2, the lower parts booster pump S3 are lifted from lower to upper, it is interim using first after in place
Holder, the second falsework, the lower parts third falsework centering positioning fixed booster pump S1, S2, S3；
Step 5：Again, booster pump S1, booster pump S2, the lower parts booster pump S3 and pump-line, condenser C1, condenser C2, cold
After the completion of condenser C3 centerings, after relative position determines, then top booster pump S1, booster pump S2, booster pump S3 are installed；
Step 6：Connection group is to booster pump S1, booster pump S2, booster pump S3 connecting bends, and connection group is to condenser C1, condenser
The jet pump S5 and elbow between jet pump S4 and condenser C2, condenser C3 between C2；Elbow method of the welding group to after
Orchid reconnects flange after being welded by manufacture requirement；
Step 7：Booster pump S1, S2, S3, the first permanent support, the second permanent support, third permanent support, platform secondary beam are installed
Restore with installation supporting beam, removes the first falsework, the second falsework and third falsework；
Step 8：Connect vacuum pump condenser C1, C2, C3, the water inlet of cooling water top, its underpart to hot well tank water return pipeline；Even
It is connected to booster pump S1, S2, S3 of vacuum pump, the jet chimney of jet pump S4, S5 connect the other pipelines of system, and type of attachment is
Flange method；
Step 9：The pump drainage air pipe of vacuum pump region and external relation, steam pipework, water lines flange position use temporary steel
Plate is isolated, and 0.15MPa positive pressure leak detections are suppressed, it is ensured that vacuum system weld seam and connecting flange sealing are without leakage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510361045.6A CN106286200B (en) | 2015-06-27 | 2015-06-27 | Split type vacuum pump and its installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510361045.6A CN106286200B (en) | 2015-06-27 | 2015-06-27 | Split type vacuum pump and its installation method |
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| CN106286200A CN106286200A (en) | 2017-01-04 |
| CN106286200B true CN106286200B (en) | 2018-07-27 |
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| CN108799084B (en) * | 2017-04-28 | 2020-03-06 | 五冶集团上海有限公司 | Pump installation inspection method |
| CN110512052A (en) * | 2019-09-30 | 2019-11-29 | 攀钢集团西昌钢钒有限公司 | A kind of RH refining furnace steam is without diffusion system of making an uproar |
Citations (5)
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|---|---|---|---|---|
| CN102154535A (en) * | 2011-03-28 | 2011-08-17 | 中国重型机械研究院有限公司 | Vacuum degree gas saving regulation system |
| CN203098417U (en) * | 2012-12-26 | 2013-07-31 | 宝钢不锈钢有限公司 | Steelmaking steam-jet pump vacuum system with adjustable modes |
| CN103305662A (en) * | 2013-05-31 | 2013-09-18 | 中冶南方工程技术有限公司 | Vacuum system for vacuum melting |
| CN103468880A (en) * | 2013-09-06 | 2013-12-25 | 中国重型机械研究院股份公司 | Five-level vacuum pump configuration system and application thereof |
| CN104121237A (en) * | 2014-07-25 | 2014-10-29 | 中国重型机械研究院股份公司 | Split type steam ejection vacuum pump |
-
2015
- 2015-06-27 CN CN201510361045.6A patent/CN106286200B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102154535A (en) * | 2011-03-28 | 2011-08-17 | 中国重型机械研究院有限公司 | Vacuum degree gas saving regulation system |
| CN203098417U (en) * | 2012-12-26 | 2013-07-31 | 宝钢不锈钢有限公司 | Steelmaking steam-jet pump vacuum system with adjustable modes |
| CN103305662A (en) * | 2013-05-31 | 2013-09-18 | 中冶南方工程技术有限公司 | Vacuum system for vacuum melting |
| CN103468880A (en) * | 2013-09-06 | 2013-12-25 | 中国重型机械研究院股份公司 | Five-level vacuum pump configuration system and application thereof |
| CN104121237A (en) * | 2014-07-25 | 2014-10-29 | 中国重型机械研究院股份公司 | Split type steam ejection vacuum pump |
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| CN106286200A (en) | 2017-01-04 |
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