阅读说明：本技术 一种rh精炼炉蒸汽无噪放散系统 (A kind of RH refining furnace steam is without diffusion system of making an uproar ) 是由 王军 陈娜 周海龙 卓钧 黄汝铿 于 2019-09-30 设计创作，主要内容包括：本发明公开了一种RH精炼炉蒸汽无噪放散系统,包括蒸汽包和连接于所述蒸汽包上的增压真空装置；所述增压真空装置包括蒸汽增压泵和内部喷淋冷凝水的冷凝器,所述蒸汽增压泵连接于所述蒸汽包的出气口,所述冷凝器的进汽口连接于所述蒸汽增压泵出气口；所述蒸汽包的放散管连接于所述冷凝器的进口处。本申请将蒸汽包的放散管连接于冷凝器的进口处,可以将蒸汽包的排出气体直接通入封闭设置的冷凝器中,冷凝器可以降低、隔绝并消除了放散时产生的高分贝噪音,实现安全无害放散。(The invention discloses a kind of RH refining furnace steam without diffusion system of making an uproar, including steamdrum and the pressurization vacuum plant being connected on the steamdrum；The pressurization vacuum plant includes the condenser of vapour booster pump and internal spray condensed water, and the vapour booster pump is connected to the gas outlet of the steamdrum, and the air intake of the condenser is connected to the vapour booster pump gas outlet；The desorption tube of the steamdrum is connected to the entrance of the condenser.The desorption tube of steamdrum is connected to the entrance of condenser by the application, the discharge gas of steamdrum can be passed directly into the condenser of closing setting, condenser can reduce, completely cut off and eliminate the high-decibel noise generated when release, realize safe and harmless release.)

1. a kind of RH refining furnace steam is without diffusion system of making an uproar, which is characterized in that including steamdrum (2) and be connected to the steamdrum (2) the pressurization vacuum plant on；The pressurization vacuum plant includes the condenser of vapour booster pump and internal spray condensed water, institute The gas outlet that vapour booster pump is connected to the steamdrum (2) is stated, the air intake of the condenser is connected to the steam boosting Pump out port；The desorption tube (16) of the steamdrum (2) is connected to the entrance of the condenser.

2. RH refining furnace steam according to claim 1 is without diffusion system of making an uproar, which is characterized in that the desorption tube (16) At the bottom inlet for exporting the condenser for being connected to the final stage in the condenser.

3. RH refining furnace steam according to claim 2 is without diffusion system of making an uproar, which is characterized in that the desorption tube (16) Inside nominal diameter is 20mm to 30mm.

4. RH refining furnace steam according to any one of claims 1 to 3 is without diffusion system of making an uproar, which is characterized in that the steaming Vapour booster pump includes first order vapour booster pump (B1) and second level vapour booster pump (B2), the first order vapour booster pump (B1) it is connected in series with the second level vapour booster pump (B2).

5. RH refining furnace steam according to claim 4 is without diffusion system of making an uproar, which is characterized in that the condenser includes the One condenser (C1), the second condenser (C2) and last condenser stage (C3), first condenser (C1) are connected to described second The venthole of grade vapour booster pump (B2)；

First group of spray is provided between the exhaust outlet of first condenser (C1) and the air intake of second condenser (C2) Vacuum pump is penetrated, is provided with second between the exhaust outlet of second condenser (C2) and the air intake of the last condenser stage (C3) Group ejector vacuum pump.

6. RH refining furnace steam according to claim 5 is without diffusion system of making an uproar, which is characterized in that first group of injection is true Sky pump includes the first ejector vacuum pump main pump (3a) and the first ejector vacuum pump auxiliary pump (3b), the first ejector vacuum pump main pump (3a) and the first ejector vacuum pump auxiliary pump (3b) are arranged in parallel, and are all connected to the venthole of first condenser (C1) Between the air intake of second condenser (C2).

7. RH refining furnace steam according to claim 6 is without diffusion system of making an uproar, which is characterized in that second group of injection is true Sky pump includes the second ejector vacuum pump main pump (4a) and the second ejector vacuum pump auxiliary pump (4b), the second ejector vacuum pump main pump (4a) and the second ejector vacuum pump auxiliary pump (4b) are arranged in parallel, and are all connected to the venthole of second condenser (C2) Between the air intake of the last condenser stage (C3).

8. RH refining furnace steam according to claim 5 is without diffusion system of making an uproar, which is characterized in that first condenser (C1), the second condenser (C2) and the water outlet of last condenser stage (C3) are connected to hot well.

Technical field

The present invention relates to steelmaking technical fields, more specifically to a kind of RH refining furnace steam without diffusion system of making an uproar.

Background technique

RH system equipment is a kind of for producing the steel secondary refining technological equipment of high-quality steel.Entire molten steel metallurgical reaction It is to be carried out in the vacuum tank that block has refractory lining.The lower part of vacuum tank is two dip pipes with refractory lining, and top is equipped with heat Bend pipe.Pumped gas is discharged to outside workshop by hot-bending pipe through gas cooler to vacuum pump system.

The RH furnace vacuum pump system steamdrum steam releasing method generallyd use both at home and abroad at present is subsidiary by drum Desorption tube is directly diffused in atmosphere into workshop, and there are noise decibels when release higher, duration partially long phenomenon does not have There is the technical method of more special cost-effective noise reduction.

Therefore, how a kind of releasing method of low noise is provided, is those skilled in the art's urgent problem to be solved.

Summary of the invention

In view of this, the object of the present invention is to provide a kind of RH refining furnace steam without diffusion system of making an uproar, which can drop The noise that low release process generates.

To achieve the goals above, the invention provides the following technical scheme:

A kind of RH refining furnace steam is without diffusion system of making an uproar, including steamdrum and the pressurization vacuum being connected on the steamdrum Device；The pressurization vacuum plant includes the condenser of vapour booster pump and internal spray condensed water, and the vapour booster pump connects It is connected to the gas outlet of the steamdrum, the air intake of the condenser is connected to the vapour booster pump gas outlet；The steam The desorption tube of packet is connected to the entrance of the condenser.

Preferably, at the bottom inlet for the condenser that the outlet of the desorption tube is connected to the final stage in the condenser.

Preferably, the inside nominal diameter of the desorption tube is 20mm to 30mm.

Preferably, the vapour booster pump includes first order vapour booster pump and second level vapour booster pump, and described first Grade vapour booster pump and the second level vapour booster pump are connected in series.

Preferably, the condenser includes the first condenser, the second condenser and last condenser stage, first condenser It is connected to the venthole of the second level vapour booster pump；

It is true that first group of injection is provided between the exhaust outlet of first condenser and the air intake of second condenser Sky pump, is provided with second group of injection vacuum between the exhaust outlet of second condenser and the air intake of the last condenser stage Pump.

Preferably, first group of ejector vacuum pump includes the first ejector vacuum pump main pump and the first ejector vacuum pump pair Pump, the first ejector vacuum pump main pump and the first ejector vacuum pump auxiliary pump are arranged in parallel, and are all connected to described first Between the venthole of condenser and the air intake of second condenser.

Preferably, second group of ejector vacuum pump includes the second ejector vacuum pump main pump and the second ejector vacuum pump pair Pump, the second ejector vacuum pump main pump and the second ejector vacuum pump auxiliary pump are arranged in parallel, and are all connected to described second Between the venthole of condenser and the air intake of the last condenser stage.

Preferably, the water outlet of first condenser, the second condenser and last condenser stage is connected to hot well.

Condenser provided by the present application is a kind of device of closing setting, and to realize condensation, inside can be equipped with spray Condensed water is drenched, the desorption tube of steamdrum is connected to the entrance of condenser, the discharge gas of steamdrum can be passed directly into In the condenser for closing setting, condenser can reduce, completely cut off and eliminate the high-decibel noise generated when release, realize safety Harmless release.

Steam releasing to it is closed and be connected with spray condensed water condenser in.Such technical method dexterously designs will release Pipe directly couples and is passed through condenser.When steam releasing, the high score that on the one hand completely cuts off and generated when eliminating steam releasing Secondly shellfish noise diffuses after steam is passed through condenser bottom, steam stream with from condenser overhead and middle part spray and under condensation Water carries out heat exchange and is condensed into water, to system without any adverse effect, thus reached reduction and eliminated noise, it is safe and harmless Diffuse purpose.

Detailed description of the invention

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis The attached drawing of offer obtains other attached drawings.

Fig. 1 is the schematic diagram of RH furnace vacuum pump system steamdrum steam releasing system of the invention；

Fig. 2 is the schematic diagram of the structure of two-stage supercharging vacuum plant provided herein.

In Fig. 1, Fig. 2:

1 be steam main valve, 2 be steamdrum, 3 be drain valve, 4 be condenser, 5 be top spray thrower, 6 be lower part spray Device, 7 are hot well；

B1 is first order vapour booster pump, B2 is second level vapour booster pump；

3a is the first ejector vacuum pump main pump, 4a is the second ejector vacuum pump main pump；

3b is the first ejector vacuum pump auxiliary pump, 4b is the second ejector vacuum pump auxiliary pump；

C1 is the first condenser, C2 is the second condenser, C3 is most last condenser stage；

10 for the first booster pump connector, 11 be the second booster pump connector, 12 be the first ejector vacuum pump main pump interface, 13 be the first ejector vacuum pump auxiliary pump interface, 14 be the second ejector vacuum pump main pump interface, 15 is the second ejector vacuum pump auxiliary pump Interface, 16 are desorption tube.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

Core of the invention is to provide a kind of RH refining furnace steam without diffusion system of making an uproar, which can reduce release process The noise of generation.

Fig. 1 to Fig. 2 is please referred to, Fig. 1 is the schematic diagram of RH furnace vacuum pump system steamdrum steam releasing system of the invention； Fig. 2 is the schematic diagram of the structure of two-stage supercharging vacuum plant provided herein.

This application provides a kind of RH refining furnace steam without diffusion system of making an uproar, including steamdrum 2 and is connected on steamdrum 2 Pressurization vacuum plant；Pressurization vacuum plant includes the condenser of vapour booster pump and internal spray condensed water, vapour booster pump It is connected to the gas outlet of steamdrum 2, the air intake of condenser is connected to vapour booster pump gas outlet；The desorption tube 16 of steamdrum 2 It is connected to the entrance of condenser.

It should be noted that above-mentioned steamdrum 2 is also referred to as drum, it is a kind of container with certain pressure, usual situation Under, the steam of boiler discharge can be buffered by drum, be discharged, can generally be connected on steamdrum 2 several to outside after buffering A valve body or pipeline, to carry out gas discharge.

Steamdrum 2 is connect with pressurization vacuum plant, and pressurization vacuum plant has the devices such as vapour booster pump, condenser, is used The vacuumizing of hot steam is utilized in realization.Vapour booster pump is connected to the gas outlet of steamdrum 2, and the steam of steamdrum 2 enters Vapour booster pump, vapour booster pump realize pressurized treatment, and the gas outlet of the air intake connection vapour booster pump of condenser, being used for will Its high pressure gas being discharged cools down.The venthole of condenser can connect steam injection structure and realize vacuum behaviour under normal conditions Make, or connects the device of other effects.

Condenser provided by the present application is a kind of device of closing setting, and to realize condensation, inside can be equipped with spray Condensed water is drenched, the desorption tube 16 of steamdrum 2 is connected to the entrance of condenser, it can be direct by the discharge gas of steamdrum 2 It is passed through in the condenser of closing setting, condenser can reduce, completely cut off and eliminate the high-decibel noise generated when release, realize Safe and harmless release.

Steam releasing to it is closed and be connected with spray condensed water condenser in.Such technical method dexterously designs will release Pipe directly couples and is passed through condenser.When steam releasing, the high score that on the one hand completely cuts off and generated when eliminating steam releasing Secondly shellfish noise diffuses after steam steam flow is passed through condenser bottom, steam stream with from condenser overhead and middle part spray and under Condensed water carries out heat exchange and is condensed into water, to system without any adverse effect, thus reached reduction and eliminated noise, safety Harmless release purpose.

On the basis of above-described embodiment, the outlet of desorption tube 16 is connected to the bottom of the condenser of the final stage in condenser Portion's entrance.Because what desorption tube 16 was discharged is hot steam, movement can be diffused up in a reservoir, shower water can drench to the lower part It spills, the two can cross at middle part, cool down.

Optionally, the inside nominal diameter of desorption tube 16 is 20mm to 30mm.

Preferably, for common refining furnace, the desorption tube 16 of steamdrum 2 chooses inside nominal diameter to be advisable for 25mm.

On the basis of above-described embodiment, vapour booster pump includes that first order vapour booster pump B1 and second level steam increase Press pump B2, first order vapour booster pump B1 and second level vapour booster pump B2 are connected in series.

It should be noted that vapour booster pump is to realize supercharging effect, leads to and produce two concatenated vapour booster pumps of setting, point It is not first order vapour booster pump B1 and second level vapour booster pump B2, two steam boosting series connections of pumps, and simultaneously, two pressurizations Pump is equipped with the interface of connection steamdrum 2, that is to say, that although two vapour booster pumps are arranged in series, but can directly connect Receive the steam discharge of steamdrum 2.Under different service conditions, two vapour booster pumps can be opened and closed by the valve body of its end to be realized not Same use pattern.Referring to FIG. 1, having one respectively in first order vapour booster pump B1 and the second level top vapour booster pump B2 Route (on vertical direction) for realizing controlling into vapour for two vapour booster pumps respectively.

Optionally, according to the difference of service condition, the quantity of vapour booster pump can also be three or more.

On the basis of above-described embodiment, condenser includes that the first condenser C1, the second condenser C2 and final stage condense Device C3, the first condenser C1 are connected to the venthole of second level vapour booster pump B2；

First group of ejector vacuum pump is provided between the exhaust outlet of first condenser C1 and the air intake of the second condenser C2, Second group of ejector vacuum pump is provided between the exhaust outlet of second condenser C2 and the air intake of last condenser stage C3.

Referring to FIG. 1, wherein the number of condenser is three, it is separately positioned on vapour booster pump and first group of injection vacuum Between pump, between first group of ejector vacuum pump and second group of ejector vacuum pump and the stream of second group of ejector vacuum pump is set The lower section in logical direction.

It should be noted that the air intake of exhaust outlet first group of ejector vacuum pump of connection of the first condenser C1, first group The exhaust outlet of ejector vacuum pump connects the air intake of the second condenser C2, and the steam drain of the second condenser C2 connects second group of injection The air intake of vacuum pump, the air intake of the exhaust outlet connection last condenser stage C3 of second group of ejector vacuum pump.

On the basis of above-described embodiment, first group of ejector vacuum pump includes the first ejector vacuum pump main pump 3a and first Ejector vacuum pump auxiliary pump 3b, the first ejector vacuum pump main pump 3a and the first ejector vacuum pump auxiliary pump 3b are arranged in parallel, and are all connected with Between the venthole of the first condenser C1 and the air intake of the second condenser C2.

On the basis of above-described embodiment, second group of ejector vacuum pump includes the second ejector vacuum pump main pump 4a and second Ejector vacuum pump auxiliary pump 4b, the second ejector vacuum pump main pump 4a and the second ejector vacuum pump main pump 4b are arranged in parallel, and are all connected with Between the venthole of the second condenser C2 and the air intake of last condenser stage C3.

It is two-stage supercharging vacuum pump system that vacuum plant is pressurized in above-described embodiment, and be configured with two column pump altogether: A column are arranged with B.

A column are mainly used for normal work stage, by first order vapour booster pump B1 and second level vapour booster pump B2, first Ejector vacuum pump main pump 3a and the second ejector vacuum pump main pump 4a composition, it is (subatmospheric for being evacuated to high vacuum to system Lower pressure)；

B column is mainly used for system start-up phase, by the first ejector vacuum pump main pump 3a, the first ejector vacuum pump auxiliary pump 3b, Second ejector vacuum pump main pump 4a, the second ejector vacuum pump auxiliary pump 4b composition, for being evacuated to compared with low vacuum system (lower than atmosphere The pressure of pressure), effect is the exhaust capacity of raising low vacuum section and shortens pumpdown time, so in two-stage ejector vacuum pump parallel connection There are two ejector vacuum pumps for taking out in advance.First condenser C1, the second condenser C2 and last condenser stage C3 are the column pump of A, B two It shares, the water inlet of every condenser is divided into upper part and the water inlet of middle part two-way, and every road water inlet control valve is by system difference work Make state interlocking movement.

The first condenser C1, the second condenser C2 and last condenser stage C3 on the basis of any one above-mentioned embodiment Water outlet be connected to hot well.

It is provided by the present application a kind of for RH furnace vacuum pump system steamdrum steam releasing method, so that drum steam releasing Simple and convenient, highly-safe, no noise level is low-cost.The steamdrum steam releasing method is widely applied, and steam releasing will Simpler convenience reduces release noise, reduces cost of investment, improves post occupational safety and health Environmental Protection Level.

Please refer to Fig. 1, RH furnace vacuum pump system steamdrum steam releasing system includes steam main valve 1, steamdrum 2, hydrophobic Valve 3 and condenser 4 with three-level.Condenser is generally respectively provided with 3 in system, respectively the first condenser C1, the second condensation Device C2 and last condenser stage C3, the effect of condenser are given up what the steam of forepump discharge, steel treatment process generated Gas mixes gas condensation, dedusting, the steam in steam, exhaust gas gaseous mixture is condensed into water, to reduce rear class (next stage) vacuum The pumping load of pump improves the working efficiency of rear class (next stage) ejector vacuum pump.

Optionally, 4 top of condenser of three-level is provided with top spray thrower 5, and middle and lower part is provided with lower part spray thrower 6.

It should be noted that 2 steam releasing of steamdrum is by being connected to 4 lower part of condenser for the desorption tube 16 of steamdrum 2, In steam releasing, release steam is introduced into condenser, condenser is the condenser 4 being arranged near steamdrum on platform, close It closes and is connected with condensed water.Vapor stream with from condenser 4 lower part spray thrower 6 and top spray thrower 5 spray and under condensed water It carries out heat exchange and is condensed into water, therefore, on the one hand completely cut off and eliminate the high-decibel noise generated when inventing preceding steam releasing, To system without any adverse effect, to reach reduction and eliminate noise, the purpose of safe and harmless release.The RH furnace vacuum pump The design of System steam packet steam releasing method is simple, is easy to implement.

You need to add is that in the valve body and pipeline that are usually arranged on steamdrum 2 include steam main valve 1 and drain valve 3, Other settings can refer to the prior art.

In addition, condenser 4 in addition to top spray thrower 5 and for other than lower part spray thrower 6, can also include other spray throwers or Cooling device.

Referring to FIG. 1, wherein, be provided on steamdrum 2 first booster pump connector 10, the second booster pump connector 11, First ejector vacuum pump main pump 12, the first ejector vacuum pump auxiliary pump interface 13, the spray of the second ejector vacuum pump main pump interface 14, second Penetrate vacuum pump auxiliary pump interface 15.

Wherein, the first booster pump connector 10 is for connecting first order vapour booster pump B1, the second booster pump connector 11 For connecting second level vapour booster pump B2.

First ejector vacuum pump main pump interface 12 is for connecting the first ejector vacuum pump main pump 3a, the first ejector vacuum pump pair Pump interface 13 is for connecting the first ejector vacuum pump auxiliary pump 3b, and the second ejector vacuum pump main pump interface 14 is for connecting the second injection Vacuum pump main pump 4a, the second ejector vacuum pump auxiliary pump interface 15 is for connecting the second ejector vacuum pump auxiliary pump 4b.

Primary structure and connection in addition to RH refining furnace steam provided in above-mentioned each implementation without diffusion system of making an uproar, should Refer to the prior art for the structure of other each sections of system, and repeats no more herein.

Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other The difference of embodiment, the same or similar parts in each embodiment may refer to each other.

RH refining furnace steam provided by the present invention is described in detail without diffusion system of making an uproar above.It is used herein A specific example illustrates the principle and implementation of the invention, and the above embodiments are only used to help understand Method and its core concept of the invention.It should be pointed out that for those skilled in the art, not departing from this , can be with several improvements and modifications are made to the present invention under the premise of inventive principle, these improvement and modification also fall into the present invention In scope of protection of the claims.