CN219588913U

CN219588913U - Nozzle for producing flash steam

Info

Publication number: CN219588913U
Application number: CN202321295830.2U
Authority: CN
Inventors: 彭福明
Original assignee: Dongguan Furuisi Environmental Protection Equipment Co ltd
Current assignee: Dongguan Furuisi Environmental Protection Equipment Co ltd
Priority date: 2023-05-26
Filing date: 2023-05-26
Publication date: 2023-08-25
Anticipated expiration: 2033-05-26

Abstract

The utility model relates to a nozzle for producing flash steam, which is provided with a nozzle main body, wherein the nozzle main body is provided with a preheating cavity, a mixing cavity, a steam interface which is communicated with the preheating cavity and used for introducing superheated steam, and a hot water guide pipe which is implanted from the preheating cavity and extends to the mixing cavity; a separation plate is arranged at the joint of the preheating cavity and the mixing cavity, through holes are formed in the separation plate, superheated steam in the preheating cavity enters the mixing cavity through the through holes in the separation plate, hot water led in the hot water guide pipe is atomized and sprayed out by the atomizing nozzle to form atomized gas, and the atomized gas and the superheated steam are mixed in the mixing cavity to form flash evaporation steam; one side end of the mixing cavity is sealed by a cap, the cap is far away from the preheating cavity and is opposite to the atomizing nozzle, an air outlet hole is arranged on the cap, and flash steam is sprayed out through the air outlet hole. The utility model can accelerate steam production, save time and effectively reduce electricity consumption and operation cost.

Description

Nozzle for producing flash steam

Technical Field

The utility model relates to the technical field of steam equipment, in particular to equipment for industrial steam.

Background

In the current industrial production, steam heating forming or steam heat preservation shaping and the like are needed, the needed steam is mainly produced by a boiler, the boiler adopts combustion fuel to heat water to enable the water to be gasified into high-temperature and high-pressure water vapor, the fuel is mainly coal, fuel oil and fuel gas, the disadvantage of the coal-fired boiler is that the environment is not protected, the sulfur content is high, and the air is seriously polluted by waste gas discharged by combustion; and the stored coal also needs to occupy a large amount of sites and has more dust. The fuel oil boiler has high fuel oil price, high use cost, high risk of transporting and storing fuel and easy occurrence of accidents; the use of the gas boiler is conditional, and the gas boiler can be used only in places with gas pipelines, and has no gas in some lagging places; meanwhile, the boiler combustion has the problems of uneven combustion rate and heat radiation, and the steam generation rate and the steam quality are greatly influenced. The steam is produced by utilizing an electric heating mode, so that the problems existing in boiler production can be well solved, but the existing electric heating steam generating equipment needs to heat water to boiling for a long time, and the steam production efficiency is low, so that the production and operation costs are high, and the development of enterprises is not facilitated.

Disclosure of Invention

The utility model aims to provide a nozzle for producing flash steam, which can accelerate steam production, save time and effectively reduce electricity consumption and running cost.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the nozzle for producing flash steam is provided with a nozzle main body, wherein a preheating cavity, a mixing cavity, a steam interface which is communicated with the preheating cavity and used for introducing superheated steam and a hot water guide pipe which is implanted from the preheating cavity and extends to the mixing cavity are arranged on the nozzle main body; a separation plate is arranged at the joint of the preheating cavity and the mixing cavity, through holes are formed in the separation plate, so that superheated steam in the preheating cavity enters the mixing cavity through the through holes in the separation plate, and the atomizing nozzle atomizes and sprays hot water led in by the hot water guide pipe to form atomized gas, and the atomized gas and the superheated steam are mixed in the mixing cavity to form flash evaporation steam; one side end of the mixing cavity is sealed by a cap, the cap is far away from the preheating cavity and is opposite to the atomizing nozzle, an air outlet hole is formed in the cap, and flash steam is sprayed out through the air outlet hole.

The technical scheme is that the nozzle main body is columnar, the preheating cavity and the mixing cavity are arranged at intervals according to the axial direction of the nozzle main body, the hot water guide pipe and the nozzle main body are coaxially arranged, the hot water guide pipe extends into the mixing cavity through the center of the partition plate, and the structure of the hot water guide pipe meets the requirement that the introduced hot water can absorb heat and raise temperature in the preheating cavity; the through holes on the partition plate are distributed around the hot water diversion pipe; the cap and the partition plate form an up-down parallel relationship, and the orthographic projection of the air outlet hole on the cap on the partition plate just falls between the through hole and the hot water guide pipe.

The technical scheme is that the inner side face of the cap, which faces the mixing cavity, is provided with a diversion cambered surface which guides the superheated steam to move to the spraying area of the atomizing nozzle.

In the above aspect, the separation plate is attached with an ultrasonic generator.

The utility model can realize flash evaporation of the atomized hot water and the superheated steam to generate flash evaporation steam; the hot water is directly atomized and then absorbs heat to raise the temperature, so that the heating effect is improved, the heat efficiency is high, the industrial steam production time is greatly shortened, the electricity consumption and the operation cost are effectively reduced, the structure is simple and reliable, the operation is stable and safe, and the industrial popularization and application are met.

Drawings

FIG. 1 is a schematic structural diagram of a preferred embodiment of the present utility model.

Detailed Description

The conception, specific structure, and technical effects of the present utility model will be further described with reference to the accompanying drawings to fully understand the objects, features, and effects of the present utility model.

It should be noted that, in the description of the present utility model, terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present utility model.

Referring to fig. 1, a schematic diagram of a preferred embodiment of the present utility model is shown, and the present utility model relates to a nozzle for producing flash steam, which can be matched with a production device for industrial steam, and can better optimize a steam production flow and shorten a steam production time. The nozzle has a nozzle body 1 providing mounting support and functional structural design; the nozzle main body 1 is provided with a preheating cavity 11, a mixing cavity 12, a steam interface 15 which is communicated with the preheating cavity 11 and used for introducing superheated steam, and a hot water guide pipe 13 which is implanted from the preheating cavity 11 and extends to the mixing cavity 12, an atomization nozzle 14 is arranged on the inner end of the hot water guide pipe 13, and the atomization nozzle 14 is positioned in the mixing cavity 12 and is sprayed in a direction far away from the preheating cavity 11; the atomizing nozzle 14 is a commercially available product, and the working principle thereof is not described herein, as long as it is satisfied that water is converted into a gaseous form. A separation plate 16 is arranged at the joint of the preheating cavity 11 and the mixing cavity 12, and a through hole 161 is arranged on the separation plate 16, so that the superheated steam in the preheating cavity 11 enters the mixing cavity 12 through the through hole 161 on the separation plate 16, and the superheated steam comes from the pre-prepared or recovered steam for reprocessing, so long as the flash evaporation working requirement is met; the atomizing nozzle 14 atomizes and sprays the hot water introduced from the hot water guide pipe 13 to form atomized gas, and the atomized gas and the superheated steam are mixed in the mixing chamber 12 to form flash steam. One side end of the mixing cavity 12 is closed by a cap 17, the cap 17 is far away from the preheating cavity 11 and is opposite to the atomizing nozzle 14, the cap 17 can be connected with the nozzle main body 1 in a threaded connection or screw locking mode, and the cap 17 is provided with an air outlet hole 171, flash steam is sprayed out through the air outlet hole 171 and enters the next procedure for generating steam for industrial use. The utility model can directly atomize hot water and then absorb heat to raise temperature to generate steam, has fast heating and raising temperature and high heat efficiency, greatly shortens the industrial steam production time, effectively reduces the electricity consumption and the operation cost, has simple and reliable structure, and stable and safe operation, and accords with industrial popularization and application.

In the embodiment shown in fig. 1, the nozzle body 1 is columnar, the preheating cavity 11 and the mixing cavity 12 are arranged at intervals according to the axial direction of the nozzle body 1, the hot water guide pipe 13 is arranged coaxially with the nozzle body 1, the hot water guide pipe 13 extends into the mixing cavity 12 through the center of the partition plate 16, and the structure of the hot water guide pipe 13 meets the condition that the introduced hot water can absorb heat and raise temperature in the preheating cavity 11; through holes 161 on the partition plate 16 are distributed around the hot water diversion pipe 13; the cap 17 and the partition plate 16 are in an up-down parallel relationship, and the orthographic projection of the air outlet hole 171 on the cap 17 on the partition plate 16 just falls between the through hole 161 and the hot water diversion pipe 13. By means of the dislocation relation and the guiding of the cap 17, the direct injection of the steam is delayed, so that the superheated steam and the atomized gas sprayed by the atomizing nozzle 14 can be effectively and uniformly mixed in the mixing cavity 12, the flash evaporation is realized, and the steam is quickly formed. Meanwhile, in this embodiment, the separation plate 16 is attached with an ultrasonic generator 18, so that the gas and the liquid in the superheated steam can be uniformly mixed under the action of ultrasonic waves, and the mixed flash evaporation effect in the mixing cavity 12 is improved. The inner side surface of the cap 17 facing the mixing cavity 12 is provided with a diversion cambered surface 172, the diversion cambered surface 172 guides the superheated steam to move to the injection area of the atomizing nozzle 14, the movement of the superheated steam in the mixing cavity 12 is increased, the mixing with the atomized gas is facilitated, the mixing effect is improved, and uniform flash steam is obtained.

While the preferred embodiments of the present utility model have been described above with reference to the accompanying drawings, the present utility model should not be limited to the exact same structure and operation as described above and illustrated, but many equivalent modifications and changes may be made to the above embodiments by one skilled in the art without departing from the spirit and scope of the utility model, through logic analysis, reasoning or limited experimentation, and all such modifications and changes are believed to be within the scope of the utility model as claimed.

Claims

1. Nozzle for producing flash steam, characterized by comprising a nozzle body (1), wherein a preheating cavity (11), a mixing cavity (12), a steam port (15) communicated with the preheating cavity (11) and used for introducing the superheated steam and a hot water guide pipe (13) which is implanted from the preheating cavity (11) and extends to the mixing cavity (12) are arranged on the nozzle body (1), an atomizing nozzle (14) is arranged on the inner end of the hot water guide pipe (13), and the atomizing nozzle (14) is positioned in the mixing cavity (12) and is sprayed in a direction far away from the preheating cavity (11); a separation plate (16) is arranged at the joint of the preheating cavity (11) and the mixing cavity (12), a through hole (161) is arranged on the separation plate (16) so that the superheated steam in the preheating cavity (11) enters the mixing cavity (12) through the through hole (161) on the separation plate (16), and the hot water led in by the hot water guide pipe (13) is atomized and sprayed out by the atomizing nozzle (14) to form atomized gas, and the atomized gas and the superheated steam are mixed in the mixing cavity (12) to form flash steam; one side end of the mixing cavity (12) is closed by a cap (17), the cap (17) is far away from the preheating cavity (11) and is opposite to the atomizing nozzle (14), an air outlet hole (171) is formed in the cap (17), and flash steam is sprayed out through the air outlet hole (171).

2. Nozzle for the production of flash steam according to claim 1, characterized in that the nozzle body (1) is cylindrical, the preheating chamber (11) and the mixing chamber (12) are arranged according to the axial spacing of the nozzle body (1), while the hot water guiding tube (13) is arranged coaxially to the nozzle body (1), and the hot water guiding tube (13) extends into the mixing chamber (12) through the center of the partition plate (16), the configuration of the hot water guiding tube (13) being such that the introduced hot water can heat up in the preheating chamber (11) by absorbing heat; through holes (161) on the partition plate (16) are distributed around the hot water diversion pipe (13); the cap (17) and the partition plate (16) form an up-down parallel relationship, and the orthographic projection of the air outlet hole (171) on the cap (17) on the partition plate (16) just falls between the through hole (161) and the hot water guide pipe (13).

3. Nozzle for producing flash steam according to claim 1 or 2, characterized in that the inner side of the cap (17) facing the mixing chamber (12) is provided with a deflector arc surface (172), which deflector arc surface (172) directs the superheated steam towards the injection zone of the atomizing nozzle (14).

4. Nozzle for producing flash steam according to claim 1 or 2, characterized in that the separation plate (16) is accompanied by an ultrasonic generator (18).