CN2622559Y

CN2622559Y - High-pressure overheat steam generator

Info

Publication number: CN2622559Y
Application number: CN 03226903
Authority: CN
Inventors: 冯浩浩; 谢雄洲; 王益鹤
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-01-28
Filing date: 2003-01-28
Publication date: 2004-06-30
Anticipated expiration: 2013-01-28

Abstract

The utility model relates to a high-pressure steam-gas generator; the generator is characterized in that the middle part of the internal cavity of a canister is fixed with clapboard and the clapboard divides the internal space of the identity into two chambers. The chamber near a water spray nozzle is the evaporation chamber and the one near a vent-hole is the overheated chamber. The evaporation chamber is disposed with radial blades along the cross section direction inside and the clearance between blades is the channel for vapor or mixture of vapor and water to the overheated chamber. The front-end cover is fixed with the spray nozzle and the spray nozzle is connected with a water inlet pipe. Granular or fibroid overheated stuffing is filled between the clapboards in the overheated chamber and the clearance between the stuffing grains is the channel for steam gas; the back-end cover is disposed with the vent-hole. The utility model, compared with the traditional boiler, has a smaller volume and lighter body. Moreover, the utility model can be started up quickly and with the structure of radial blades and millipore overheated body, the efficiency is high.

Description

The high pressure superheated steam generator

Technical field

The utility model relates to a kind of high pressure superheated steam generator, is a kind of device that heat energy is converted into the steam energy.

Background technology

Solar steam generator is widely used in solar thermal machine.The application's documents is provided, Chinese Solar Energy Society is published several solar energy fluid steam piston pumps in 1981 the 2nd phase 13-14 pages or leaves of periodicals and magazines " solar energy " that " solar energy " editorial office edits, and described fluid steam piston pump is directly to promote the device that water does work with steam.Exemplified the solar energy fluid piston steam pump system that the terraced company of French plug produces in the literary composition, this system mainly is made up of flat plate collector, the pump housing, control valve and pipeline.During work, water is full of the high water level in the pump housing, and water level controller is opened diaphragm control valve, and the steam in the heat collector just enters the pump housing, and water is discharged up to low water level by steam.Low water level controller is by the compressed air closed control valve.Then, steam condensation and step-down in the pump housing, under the effect of atmospheric pressure, water is inhaled as the pump housing until high water level from low water level, finishes a working cycles.Also exemplified the miniature fluid piston steam pump of U.S.'s scientists development in the literary composition, the operation principle of this pump be daytime under sunshine, the water in the heat collector becomes steam, when water is filled to the pump housing behind certain altitude, control valve is opened, and steam enters the pump housing and promotes the float acting in the heat collector.When water level is low during to certain value, the steam pressure that is cooled reduces, and in well water is sucked the pump housing, finishes circulation.Above-mentioned solar energy piston fluid steam pump is that the steam with the solar energy heating water generates directly promotes piston and does work, install every work one-period suction once, steam discharge once.Therefore, pump process is step.Show according to the data of introducing in the literary composition: fluid piston steam pump efficient is very low to be generally less than 1%, and most effective only is 2.5%.

Summary of the invention

The purpose of this utility model is to provide a kind of high pressure superheated steam generator, and this steam generator can absorb heat energy, and water is converted into high pressure superheated steam, and the acting of heat supply steam turbine piston needs.

In order to achieve the above object, the technical solution of the utility model is following design:

A kind of high pressure superheated steam generator comprises water inlet pipe, venthole, it is characterized in that: its body for form by drive end bearing bracket, rear end cap and cylindrical shell, the steam supply heat exchange produces the container of steam; The inner chamber middle part of cylindrical shell is fixed with dividing plate, be distributed with steam vent on the dividing plate, the summation and the steam flow of the cross section of steam vent are suitable, and dividing plate is separated into two chambers with the inner space of body, wherein the chamber by water spout one end is a vaporization chamber, and leaning on the chamber of venthole one end is overheated chamber; Be distributed with in the vaporization chamber along cross-sectional direction and become radial blade, the gap between the blade is the passage that leads to overheated chamber of steam or steam and aqueous mixtures; Be fixed with water spout on the drive end bearing bracket, water spout is connected with water inlet pipe; Be fixed with dividing plate near the venthole end in the overheated chamber, be distributed with steam vent in the dividing plate, the summation and the steam flow of the cross section of steam vent are suitable; In the overheated chamber, be filled with graininess or fibrous overheated obturator between dividing plate and the dividing plate, the gap between the particle of overheated obturator is the superheated steam passage, and venthole is arranged on the rear end cap.

A kind of high pressure superheated steam generator described in the high pressure superheated steam generator described in the utility model, drive end bearing bracket, rear end cap, cylindrical shell, dividing plate, blade and the overheated obturator of forming its body all are to be made by materials with excellent heat conductivity, as: copper, aluminium etc.

High pressure superheated steam generator described in the utility model can absorb the heat that thermal source produces, and thermal source can be solar energy, fuel etc.Described steam generator is actually a heat exchanger, the heat that the bulk absorption thermal source of described steam generator produces, and self temperature raises, then, water or steam that its inner space of heat transferred that will absorb is again passed through.The water inlet position of described steam generator is provided with water spout, and purpose is to make the water that enters described steam generator become spray form, to increase considerably the specific area of water, is convenient to the water heat absorption.In vaporization chamber, be provided with radial blade, its effect is the heating evaporation area that increases atomized water, makes the water vapour rational fluid passage of circulate in chamber, increases steam at the indoor flow velocity of vaporization chamber, the minimizing time of staying of steam in chamber.Filling hot body in overheated chamber, also is in order to reduce dead volume, to increase heat exchange area, reducing steam in the indoor time of staying of vaporization chamber.Dividing plate is set in body, the inner space of body is separated into overheated chamber and vaporization chamber, its objective is that segmentation heating working medium water produces high pressure superheated steam fast in order more reasonably to utilize heat energy.In vaporization chamber, the water of spray form at first heating evaporation becomes steam, in overheated chamber, steam further is heated into superheated steam.The superheated steam of Chan Shenging can be used as the acting working medium of steam heat engine like this, promotes the piston acting.

The utility model is compared with traditional boiler and is had the following advantages:

1, volume is little, in light weight, startup is fast.

2, efficient height owing to adopted radial blade and the overheated body structure of micropore, has improved the heat energy utilization rate.If end cap and cylindrical shell adopt the stainless steel manufacturing that the superheated steam of temperature more than 350 ℃ can be provided.

The utility model is most appropriate to do the heating element of small-sized solar thermodynamic device and other small steam power set.

Describe the utility model in detail below in conjunction with the drawings and the specific embodiments.

Description of drawings

Fig. 1 is the main cutaway view of embodiment,

Fig. 2 is the B-B view of Fig. 1,

Fig. 3 is the A-A view of Fig. 2.

Among the figure

1-water spout, 2-drive end bearing bracket, 3-blade, 4-dividing plate, 5-cylindrical shell, the overheated obturator of 6-, 7-dividing plate

8-rear end cap, 9-venthole, the overheated chamber of 10-, 11-vaporization chamber, 12-water inlet pipe, 13-steam vent, 14-steam vent

The specific embodiment

High pressure superheated steam generator described in the utility model is actually a heat-exchange device.Its critical piece is made with heat conductivility good metal materials such as aluminium alloy, copper alloys.Its heat transfer medium is described steam generator body, and critical piece is cylindrical shell 5, radial blade 3, overheated obturator 6 etc.Its diabatic process is: at first, and the heat that the bulk absorption energy of steam generator produces, as utilize solar thermal collector that the solar energy of concentrating is heated steam generator; Secondly, the steam generator body is with heat transferred water or steam.

Embodiment

A kind of high pressure superheated steam generator that present embodiment is introduced, its critical piece by its structure of aluminium alloy as Figure 1-3.Comprise water inlet pipe 12, venthole 9, its body is the container 5 that form by drive end bearing bracket 2, rear end cap 8 and cylindrical shell, that the steam supply heat exchange produces steam.The inner chamber middle part of cylindrical shell 5 is fixed with dividing plate 4, is distributed with steam vent 13 on the dividing plate 4, and the summation and the steam flow of the cross section of steam vent 13 are suitable.Dividing plate 4 is separated into two chambers with the inner space of body, and wherein the chamber by water spout 1 one ends is a vaporization chamber 11, and leaning on the chamber of venthole 9 one ends is overheated chamber 10.Be distributed with in the vaporization chamber 11 along cross-sectional direction and become radial blade 3, the gap between the blade 3 is the passage that leads to overheated chamber 10 of steam or steam and aqueous mixtures.Be fixed with water spout 1 on the drive end bearing bracket 2, water spout 1 is connected with water inlet pipe 12.Be fixed with dividing plate 7 near venthole 9 ends in the overheated chamber 10, be distributed with steam vent 14 in the dividing plate 7, the summation and the steam flow of the cross section of steam vent 14 are suitable.In the overheated chamber 10, be filled with the overheated obturator 6 that stainless shot is made between dividing plate 4 and the dividing plate 7, the gap between the particle of overheated obturator 6 is the superheated steam passage, and venthole 9 is arranged on the rear end cap 8.

Claims

1, a kind of high pressure superheated steam generator comprises water inlet pipe (12), venthole (9), it is characterized in that: its body for form by drive end bearing bracket (2), rear end cap (8) and cylindrical shell (5), the steam supply heat exchange produces the container of steam; The inner chamber middle part of cylindrical shell (5) is fixed with dividing plate (4), be distributed with steam vent (13) on the dividing plate (4), the summation and the steam flow of the cross section of steam vent (13) are suitable, dividing plate (4) is separated into two chambers with the inner space of body, wherein the chamber by water spout (1) one end is vaporization chamber (11), and leaning on the chamber of venthole (9) one ends is overheated chamber (10); Be distributed with along cross-sectional direction in the vaporization chamber (11) and become radial blade (3), the gap between the blade (3) is the passage that leads to overheated chamber (10) of steam or steam and aqueous mixtures; Be fixed with water spout (1) on the drive end bearing bracket (2), water spout (1) is connected with water inlet pipe (12); Be fixed with dividing plate (7) near venthole (9) end in the overheated chamber (10), be distributed with steam vent (14) in the dividing plate (7), the summation and the steam flow of the cross section of steam vent (14) are suitable; In the overheated chamber (10), be filled with granular or fibrous overheated obturator (6) between dividing plate (4) and the dividing plate (7), the gap between the particle of overheated obturator (6) is the superheated steam passage, and venthole (9) is arranged on the rear end cap (8).