CN201387002Y

CN201387002Y - Steam heat accumulator

Info

Publication number: CN201387002Y
Application number: CN200820233216U
Authority: CN
Inventors: 贾振朋; 杨德寿; 王京军; 郭祥忠
Original assignee: PANSHI VESSELS MANUFACTURE CO Ltd QINGDAO CITY
Current assignee: PANSHI VESSELS MANUFACTURE CO Ltd QINGDAO CITY
Priority date: 2008-12-30
Filing date: 2008-12-30
Publication date: 2010-01-20
Anticipated expiration: 2018-12-30

Abstract

The utility model provides a steam heat accumulator, which comprises a tank body, a steam inlet pipe, an external steam supplying pipe, a steam water separator, a steam nozzle, a heating circulating barrel, a water complementing pipe and a discharge pipe. The utility model is characterized in that the heating circulating barrel is a biconical cylinder which is thin in the middle and thick at two ends. The steam nozzle extends into the large port of the upper end of the biconical heating circulating cylinder. The upper end of the water complementing pipe is connected with a water complementing main pipe embracing the bottom of the tank body. The water complementing main pipe is evenly provided with water spraying pipes. The bottom of the tank body is provided with a drainage pipe along the whole tank body. The bottom of the drainage pipe is provided with a sewage absorbing pipe which is connected with the discharge pipe. The outlet of the discharge pipe is arranged outside the tank body. The steam water separator is demountable. The utility model has the advantages of simple and reasonable structure, strong heat accumulating capability, quick heat accumulating speed, thorough sewage discharge, stable running and convenient examine and repair.

Description

Steam accumulator

Technical field

The utility model relates to the improvement of steam thermal storage equipment used in the industries such as a kind of food, chemical industry, is a kind of steam accumulator of the tubular type that circulates specifically.

Background technology

In industries such as food, chemical industry, the steam consumption of gas utilization unit changes in time and has than great fluctuation process.The difference of steam demand amount, in the time of can causing steam and not enough, the time and too many or too much for use.Make steam, all operations in continuous fluctuation of gas utilization unit, equipment is produced bigger harm, the also bigger environmental pollution of generation is in operation.Can obviously improve the working environment of gas utilization unit behind the use steam accumulator, the generation of polluting during the operation of reduction equipment.Steam accumulator utilizes the function that water can accumulation of heat, will be stored in the pressure vessel of a water storage with the superfluous steam thermal energy of vapour load valley, becomes saturation water, and its temperature and pressure can be consistent with the output vapor phase of boiler.On the peak of loading with vapour, when the evaporation capacity of boiler is not enough, the heat energy of these storages, can discharge fast with saturated vapor again, remedy the deficiency of boiler capacity, increase steam supply ability with vapour load peak, thereby keep the stable of pressure of steam supply, play the effect of peak load shifting.The water storage tank body that existing steam accumulator is normally vertical or horizontal is distributed with steam inlet pipe, external steam supply pipe, filling pipe on the tank body, be provided with several thermal cycle assemblies in the tank body, comprises steam jet, circulating barrel and supporting with it pipe fitting and support member.The steam accumulator that has also is provided with supercharging device at the admission mouth of pipe, and steam accumulator is usually formed the steam hold over system with pressure measxurement controller, the equipment that steams (as boiler) and worked.Circulating barrel in the thermal cycle assembly is the critical component of steam accumulator heat storage efficiency.

But existing steam accumulator exists accumulation of heat speed slow, fluctuation of service, shortcoming such as carbonated drink separation assembly maintenance is inconvenient, and blowdown is not thorough, and heat storage capacity is low.

Summary of the invention

The purpose of this utility model is to overcome the above-mentioned shortcoming that existing steam accumulator exists, and a kind of steam accumulator is provided, and it is simple and reasonable for structure, and heat storage capacity is strong, and accumulation of heat speed is fast; In addition, blowdown is thorough, and is stable, and maintenance is convenient.

The purpose of this utility model is achieved through the following technical solutions: a kind of steam accumulator, comprise tank body, steam inlet pipe, external steam supply pipe, steam-water separator, steam jet, heat cycles tube, filling pipe, discharge pipe, it is characterized in that: described heat cycles tube be in the middle of carefully, two pluckings biconial cylinders up and down, described steam jet stretches into big mouthful of the upper end of biconial heat cycles tube.

To improvement of the technical scheme: be furnished with blow-off pipe at the tank body inner bottom part along whole tank body, the blow-off pipe bottom is distributed with dirt sucking tube, is connected on blow-off pipe and the described discharge pipe, and the outlet of discharge pipe is positioned at the tank body outside.

To further improvement in the technical proposal: described filling pipe upper end is responsible for the moisturizing that the tank body inner bottom part distributes and is connected, and is distributed with hole for water spraying equably on the moisturizing person in charge.

To further improvement in the technical proposal: described steam-water separator is detachable, and is arranged on tank body venthole place.

The utility model compared with prior art has many advantages and good effect:

1, the utility model adopts biconial heat cycles barrel structure, the easier circulating barrel that enters of the cold water of bottom, the easier derivation of heated hot water, the circulation of water in circulating barrel are just smooth more, this has improved the efficiency of heating surface that feeds water greatly, has improved the accumulation of heat speed of storage heater.

2, the utility model is arranged a large amount of dirt sucking tubes in tank base, and dirt sucking tube can thoroughly suck blow-off pipe and then device for transferring with the sewage of device bottom.Adopt the blowdown of soil pick-up tubular type, filth-discharging effect is good, and the blowdown operating ratio is more steady, has improved the feedwater water quality in the storage heater greatly, has also improved the heat storage capacity of storage heater to a great extent.

3, the utility model adopts detachable steam-water separator.Can carry out periodic inspection and maintenance to steam-water separator, result of use preferably be arranged, improve the quality of external steam supply, avoid the corrosion of water entrained by steam gas utilization unit to guarantee water separator.

4, filling pipe of the present utility model adopts the jet tube structure.Adopt the jet tube structure feedwater can be supplemented in the storage heater uniformly, make between each position of storage heater and can not produce liquid fluctuating, make the equipment operation more steady, also help improving the heat storage capacity of equipment because of moisturizing is uneven.

Description of drawings

Fig. 1 is the structure chart of a kind of tubular type steam accumulator that circulates of the utility model.

The specific embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

Referring to Fig. 1, the embodiment of a kind of tubular type steam accumulator that circulates of the utility model comprises tank body 11, steam inlet pipe 1, external steam supply pipe 2, steam-water separator 3, steam jet 10, heat cycles tube 5, filling pipe 6, discharge pipe 7.

Described heat cycles tube 5 be in the middle of carefully, two pluckings biconial cylinders up and down, described steam jet 10 stretches into big mouthful of the upper end of biconial heat cycles tube 5.Along whole tank body horizontally disposed blow-off pipe 12 is arranged at tank body 11 inner bottom parts, blow-off pipe 12 bottoms are distributed with some dirt sucking tubes 8, and blow-off pipe 12 is connected with discharge pipe 7 upper ends, and the outlet of discharge pipe 7 is positioned at tank body 11 outsides.Described filling pipe 6 upper ends are responsible for 9 with the moisturizing that the bottom level of tank body 11 is arranged and are connected, and moisturizing is responsible on 9 and is distributed with hole for water spraying equably.Described steam-water separator 3 is detachable, and is arranged on tank body 11 venthole places.

When steaming surplus, excess steam enters tank body 11 from steam inlet pipe 1, be assigned to steam jet 10 through steam-distributing pipe 4, spray into biconial heat cycles tube 5 by steam jet 10, feedwater is heated, the hot water in the heating back biconial heat cycles tube 5 upwards flows, cold water then replenishes into from the bottom, formation is stored in heat in the saturation water of HTHP fast to the heating that circulates of cold water, finishes heat-accumulating process.

Behind the storage heater long-play, must the sewage of a large amount of high salinity will be accumulated in storage heater tank body 11 bottoms.If these sewage can not in time be discharged, will have a strong impact on the heat storage capacity of storage heater, some dirt sucking tubes 8 can suck bottom high salinity sewage blow-off pipe 12 in time, completely and discharge storage heater tank body 11 through discharge pipe 7.This has improved the quality that feeds water greatly, has also improved the heat storage capacity of storage heater to a great extent.

When the steam supply deficiency appears in gas utilization unit, reduce for the pressure in the storage heater, the saturation water in the storage heater promptly becomes superheated water, and then boiling voluntarily, produces a large amount of steam, the supply gas utilization unit.Vapor stream is removed subsidiary water droplet when being located at the water separator 3 in external steam supply pipe 2 exits, is conducted to gas utilization unit then.

Along with the constantly external steam supply of storage heater, the not enough situation that feeds water can appear in storage heater.At this moment, then need supplementary feed in storage heater.6 mouthfuls of the filling pipe of moisturizing by the bottom enter after moisturizing is responsible for 9, are responsible for through moisturizing that equally distributed hole for water spraying sprays in the storage heater on 9.Adopt nozzle structure, moisturizing can add to the storage heater equably from the storage heater each several part, can not go into to cause big liquid fluctuating because of the local repair of a large amount of cold water.

Certainly, above-mentioned explanation is not to be to restriction of the present utility model, and the utility model also is not limited to above-mentioned giving an example.Those skilled in the art are in essential scope of the present utility model, and the variation of making, remodeling, interpolation or replacement also should belong to protection domain of the present utility model.

Claims

1, a kind of steam accumulator, comprise tank body, steam inlet pipe, external steam supply pipe, steam-water separator, steam jet, heat cycles tube, filling pipe, discharge pipe, it is characterized in that: described heat cycles tube be in the middle of carefully, two pluckings biconial cylinders up and down, described steam jet stretches into big mouthful of the upper end of biconial heat cycles tube.

2, according to the described steam accumulator of claim 1, it is characterized in that being furnished with blow-off pipe along whole tank body at the tank body inner bottom part, the blow-off pipe bottom is distributed with dirt sucking tube, and blow-off pipe is connected with described discharge pipe upper end, and the outlet of discharge pipe is positioned at the tank body outside.

3, according to claim 1 or 2 described steam accumulators, it is characterized in that the moisturizing person in charge that described filling pipe upper end and tank body inner bottom part distribute is connected, moisturizing is distributed with hole for water spraying on being responsible for equably.

4,, it is characterized in that described steam-water separator is detachable, and be arranged on tank body venthole place according to claim 1 or 2 described steam accumulators.

5,, it is characterized in that described steam-water separator is detachable, and be arranged on tank body venthole place according to the described steam accumulator of claim 3.