CN111322596B

CN111322596B - Plasma water vapor generation device based on injection principle

Info

Publication number: CN111322596B
Application number: CN202010043366.2A
Authority: CN
Inventors: 龙新平; 程怀玉; 杨兵
Original assignee: Wuhan University WHU
Current assignee: Wuhan University WHU
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2021-08-10
Anticipated expiration: 2040-01-15
Also published as: CN111322596A

Abstract

A plasma water vapor generation device based on an injection principle relates to the field of a vapor generator. This plasma steam generator based on draw and penetrate principle includes the ejector body that insulating material made, this internal suction chamber and the outside choke passageway of intercommunication suction chamber and intercommunication of having of ejector, the ejector body is connected with the nozzle that insulating material made, the one end of nozzle is passed in the suction chamber extends to the choke passageway, the nozzle is equipped with the transfer passage who is used for carrying the fluid to the choke passageway, at least one intercommunication suction chamber and outside inlet port have been seted up to the ejector body, be equipped with the positive pole that the conducting material who the cover was located on the nozzle made in the suction chamber, be equipped with the negative pole that conducting material made in the suction chamber. The application provides a plasma steam generating device based on draw and penetrate principle can be fast, convenient, high-efficient, the preparation of safety obtains high-speed steam of high temperature for use.

Description

Plasma water vapor generation device based on injection principle

Technical Field

The application relates to the field of steam generators, in particular to a plasma water vapor generation device based on an injection principle.

Background

The water vapor is widely applied to industrial processes and daily life due to the outstanding advantages of cheap and easily available raw materials, release of a large amount of heat during liquefaction, almost complete non-toxicity and harmlessness after liquefaction and the like. In recent years, a water vapor cleaning method has been developed, which utilizes high-temperature and high-pressure water vapor to dissolve oil stain particles on the surface to be cleaned and vaporize the oil stain particles so as to make the surface cleaned by saturated vapor reach an ultra-clean state, and the saturated vapor can effectively cut into any fine holes and cracks to strip and remove stains and residues in the fine holes and cracks. In addition, the water vapor is greatly popularized in various aspects such as atomization, moisture retention/humidification, power sources and the like, and has obvious positive effects on improving the living standard of people and promoting industrial production. This makes how to conveniently, efficiently and safely obtain water vapor a problem to be solved urgently.

However, the principle of generating steam by the conventional steam generating device is mainly that a combustion heating or resistance heating mode is utilized to heat a water body to generate steam, and then the steam is transported to a required position, so that the mode inevitably needs to occupy larger volume, is difficult to miniaturize, has more serious heat loss in the heating process, is not beneficial to energy conservation and environmental protection, and has a certain hysteresis effect when the steam is generated, and cannot be used as soon as being turned on or turned off; in addition, the steam produced by such devices is generally at a lower flow rate and therefore takes longer to transport, further increasing heat loss.

Disclosure of Invention

An object of the application is to provide a plasma steam generator based on draw and penetrate principle, its preparation that can be quick, convenient, high-efficient, safety obtains high-speed steam of high temperature for use.

The embodiment of the application is realized as follows:

the embodiment of the application provides a plasma steam generator based on draw and penetrate principle, it includes the ejector body that insulating material made, this internal suction chamber and the outside choke passageway of intercommunication suction chamber and intercommunication of having of ejector, this body coupling of ejector has the nozzle that insulating material made, the one end of nozzle is passed the suction chamber and is extended to the choke passageway in, the nozzle is equipped with the transfer passage who is used for carrying the fluid to the choke passageway, at least one intercommunication suction chamber and outside inlet port have been seted up to the ejector body, be equipped with the positive pole that the cover was located the conducting material on the nozzle and was made in the suction chamber, be equipped with the negative pole that conducting material made in the suction chamber.

In some optional embodiments, the anode is provided with a first cooling cavity, and at least one first liquid inlet hole and at least one first liquid outlet hole which are communicated with the first cooling cavity, and the ejector body is provided with a first cooling inlet communicated with the first liquid inlet hole and the outside and a first cooling outlet communicated with the first liquid outlet hole and the outside.

In some optional embodiments, the cathode is provided with a second cooling cavity, and at least one second liquid inlet hole and at least one second liquid outlet hole which are communicated with the second cooling cavity, and the ejector body is provided with a second cooling inlet communicated with the second liquid inlet hole and the outside and a second cooling outlet communicated with the second liquid outlet hole and the outside.

In some optional embodiments, the ejector body comprises a body and an annular end cover connected with the body, the end cover and the body enclose to form a suction chamber, and a through hole for the nozzle to pass through is formed in the middle of the end cover.

In some optional embodiments, a limiting part is formed by protruding one side of the end cover facing the suction chamber, the anode is provided with a groove clamped with the limiting part, the limiting part and the groove are enclosed to form a first cooling cavity, and the end cover is provided with at least one first liquid inlet hole communicated with the first cooling cavity and the outside and at least one first liquid outlet hole communicated with the first cooling cavity and the outside.

In some optional embodiments, the injector body is further provided with a diffusion passage communicating the throat passage and the outside, and the inner diameter of the diffusion passage gradually increases with distance from the throat passage.

In some alternative embodiments, the anode and cathode are made of tungsten alloy or graphite.

In some alternative embodiments, the nozzle is an atomizing nozzle.

The beneficial effect of this application is: the plasma steam generator based on draw and penetrate principle that this embodiment provided includes the ejector body that insulating material made, this internal suction chamber and the outside choke passageway of intercommunication suction chamber and intercommunication of having of ejector, this internal nozzle that insulating material made that is connected with of ejector, the one end of nozzle is passed the suction chamber and is extended to in the choke passageway, the nozzle is equipped with the transfer passage who is used for carrying the fluid to the choke passageway, at least one intercommunication suction chamber and outside inlet port have been seted up to the ejector body, be equipped with the positive pole that the cover was made to the conducting material on locating the nozzle in the suction chamber, be equipped with the negative pole that conducting material made in the suction chamber. The application provides a plasma steam generating device based on draw and penetrate principle can be fast, convenient, high-efficient, the preparation of safety obtains high-speed steam of high temperature for use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is a cross-sectional view of a plasma water vapor generation device based on an injection principle according to embodiment 1 of the present application;

fig. 2 is a cross-sectional view of a plasma water vapor generation device based on an injection principle according to embodiment 2 of the present application.

In the figure: 100. an ejector body; 101. a body; 102. an end cap; 103. a through hole; 104. a limiting part; 110. a suction chamber; 120. a throat channel; 130. a diffusion channel; 140. an air inlet; 150. a first cooling inlet; 160. a first cooling outlet; 170. a second cooling inlet; 180. a second cooling outlet; 200. a nozzle; 210. a delivery channel; 300. an anode; 301. a groove; 310. a first cooling chamber; 320. a first liquid inlet hole; 330. a first liquid outlet hole; 400. a cathode; 401. connecting holes; 410. a second cooling chamber; 420. a second liquid inlet hole; 430. and a second liquid outlet hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The characteristics and performance of the plasma water vapor generation device based on the injection principle of the present application are further described in detail with reference to the following embodiments.

Example 1

As shown in fig. 1, an embodiment of the present application provides a plasma water vapor generation device based on an injection principle, which includes an injector body 100 made of a polyphenylene sulfide material, where the injector body 100 includes a body 101 and an annular end cover 102 connected to one end of the body 101, the body 101 is provided with a throat passage 120 and a diffusion passage 130 which are sequentially communicated, an inner diameter of the diffusion passage 130 gradually increases as the body is away from the throat passage 120, the diffusion passage 130 is communicated with the outside of the throat passage 120 and the body 101, an intake chamber 110 communicated with the throat passage 120 is formed by enclosing the end cover 102 and an end of the body 101, a through hole 103 is formed in the middle of the end cover 102, the end cover 102 is connected to a nozzle 200 made of a polyphenylene sulfide material, one end of the nozzle 200 sequentially passes through the through hole 103 and the intake chamber 110 and extends into the throat passage 120, the nozzle 200 is provided with a delivery passage 210 for delivering a fluid to the throat passage 120, a cylindrical anode 300 made of a conductive material and sleeved on the nozzle 200 is arranged in the suction chamber 110, a cylindrical cathode 400 made of a conductive material is arranged on the inner wall of the suction chamber 110, the body 101 is provided with two air inlet holes 140 communicating the inside and the outside of the body 101, the cathode 400 is provided with two connecting holes 401 corresponding to the air inlet holes 140 one by one, two ends of each connecting hole 401 are communicated with the suction chamber 110 and the corresponding air inlet hole 140, the surface of one side, facing the suction chamber 110, of the end cover 102 protrudes to form a limiting part 104, one end of the anode 300 is provided with a groove 301 clamped with the limiting part 104, the limiting part 104 and the groove 301 of the anode 300 are enclosed to form a first cooling cavity 310, and the end cover 102 is provided with a first liquid inlet hole 320 and a first liquid outlet hole 330 communicating the first cooling cavity 310 and the outside; a second cooling cavity 410 is arranged in the cathode 400, the cathode 400 is further provided with a second liquid inlet hole 420 and a second liquid outlet hole 430 which are communicated with the second cooling cavity 410 and the outside, and the outer wall of the body 101 is provided with a second cooling inlet 170 correspondingly communicated with the second liquid inlet hole 420 and a second cooling outlet 180 correspondingly communicated with the second liquid outlet hole 430; the anode 300 and cathode 400 are both made of tungsten alloy and the nozzle 200 is an atomizing nozzle.

When the plasma water vapor generation device based on the injection principle provided by the embodiment of the application is used, firstly, a water pump is utilized to inject water into the throat pipe channel 120 through the conveying channel 210 arranged in the nozzle 200 through a pipeline, air in the suction chamber 110 communicated with the throat pipe channel 120 is sucked through the entrainment effect of the water jet ejected by the nozzle 200, so that negative pressure is generated in the suction chamber 110, the air outside the injector body 100 sequentially enters the suction chamber 110 through the air inlet 140 formed in the body 101 and the connecting hole 401 communicated with the air inlet 140 and the suction chamber 110 under the action of the negative pressure, and further enters the throat pipe channel 120 to be mixed with the water jet ejected by the nozzle 200, at the moment, the anode 300 and the cathode 400 can be communicated with an external power supply to form a plasma generation device loop, an arc column is formed between the anode 300 and the cathode 400 to ionize the air, the air sucked in the suction chamber 110 is ionized to form high-temperature plasma, and then enters the throat pipe channel 120 to be ionized with the water ejected by the nozzle 200 The water vapor is driven by the high temperature generated in the mixing process and the water flow impact force sprayed by the nozzle 200 to move along the throat pipe channel 120 and enter the diffusion channel 130 with the inner diameter gradually increasing along with the distance from the throat pipe channel 120 to be sprayed out, so that a large amount of water vapor is rapidly, efficiently and stably provided for use.

The limiting part 104 formed by the protruding surface of the end cover 102 is clamped with the groove 301 formed in the anode 300 and encloses to form a first cooling cavity 310, a user can introduce cooling water into the first cooling cavity 310 through the first cooling inlet 150 formed in the end cover 102 in sequence, so that the anode 300 is cooled by the cooling water, the cooling water is discharged from the first cooling inlet 150 formed in the end cover 102, the temperature of the anode 300 is ensured to be stable, the end cover 102 is clamped with the groove 301 formed in the anode 300 through the protruding limiting part 104, the user can be helped to fix the anode 300 on the nozzle 200, meanwhile, the connection stability of the anode 300 and the end cover 102 is improved, and the user can install and detach the end cover 102 and the anode 300 conveniently; meanwhile, a user can introduce cooling water into the second cooling cavity 410 sequentially through the second cooling inlet 170 formed in the body 101 and the second liquid inlet hole 420 formed in the cathode 400, so that the cathode 400 is cooled by the cooling water, and the cooling water is discharged from the second liquid outlet hole 430 formed in the cathode 400 and the second cooling outlet 180 formed in the body 101, thereby ensuring the temperature stability of the cathode 400.

Example 2

As shown in fig. 2, an embodiment of the present application provides a plasma water vapor generation device based on an injection principle, which is substantially the same as the plasma water vapor generation device based on an injection principle provided in embodiment 1, except that in this embodiment, a diffusion channel 130 is not provided in an injector body 100, one end of a throat channel 120 is communicated with a suction chamber 110, the other end is communicated with the outside of the injector body 100, an end cover 102 is not provided with a limiting portion 104, an anode 300 is provided with a first cooling cavity 310, and a first liquid inlet hole 320 and a first liquid outlet hole 330 which are communicated with the first cooling cavity 310, the end cover 102 is provided with a first cooling inlet 150 which is communicated with the first liquid inlet hole 320 and the outside, and a first cooling outlet 160 which is communicated with the first liquid outlet hole 330 and the outside, and both the anode 300 and the cathode 400 are made of graphite.

The plasma water vapor generating device based on the injection principle provided by the embodiment does not have the diffusion channel 130, but directly uses the throat channel 120 to inject the obtained water vapor, so that the injected water vapor can be ensured to have higher flow velocity so as to be convenient for utilization; the first cooling cavity 310, the first liquid inlet hole 320 and the first liquid outlet hole 330 which are communicated with the first cooling cavity 310 are arranged in the anode 300, and the first cooling inlet 150 and the first cooling outlet 160 which are correspondingly communicated with the first liquid inlet hole 320 and the first liquid outlet hole 330 are arranged on the end cover 102, so that the anode 300 can be effectively cooled, and the cooling liquid can be prevented from leaking.

The embodiment of the application provides a plasma steam generator based on draw and penetrate principle can be applied to the automatically cleaning of the inside oil stain of lampblack absorber and handle, it has small in size, the advantage of reliable operation, can directly install it in the lampblack absorber and utilize the high-speed steam of high temperature of production to rinse the inside oil stain of lampblack absorber, use the high-speed steam of high temperature to dissolve the oil stain and peel off it, reach the lampblack absorber automatically cleaning purpose, preliminary experiment shows, install the device additional after, lampblack absorber oil stain clearance effect is comparatively ideal, the lampblack absorber oil stain clearance degree of difficulty has been simplified greatly.

In some alternative embodiments, the number of the air intake holes 140 and the corresponding connection holes 401 may also be 2, 3, four, 5, 6, 7, 8, 9, 10, or more than 10. In some optional embodiments, the connection hole 401 may not be provided, but an air inlet hole 140 communicating the suction chamber 110 and the outside is directly formed in the injector body 100, and the number of the air inlet holes 140 may be 1, 2, 3, four, 5, 6, 7, 8, 9, 10, or more than 10. In some optional embodiments, the number of the first liquid inlet holes 320 and the first liquid outlet holes 330 may also be 2, 3, four, 5, 6, 7, 8, 9, 10, or more than 10.

In some alternative embodiments, the body 101 may also be integrally connected to the end cap 102. Alternatively, the nozzle 200 may also be integrally connected to the end cap 102. Alternatively, the body 101, the end cap 102 and the nozzle 200 may be integrally connected. In some alternative embodiments, the insulating material may also be a ceramic material.

The embodiments described above are some, but not all embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Claims

1. A plasma water vapor generation device based on an injection principle is characterized by comprising an injector body made of an insulating material, wherein a suction chamber and a throat passage communicated with the suction chamber and the outside are arranged in the injector body; the positive pole be equipped with first cooling chamber and with at least one first feed liquor hole and at least one first liquid hole of first cooling chamber intercommunication, the ejector body is equipped with the intercommunication first feed liquor hole and outside first cooling import and intercommunication first liquid hole and outside first cooling export, the negative pole be equipped with the second cooling chamber and with at least one second feed liquor hole and at least one second liquid hole of second cooling chamber intercommunication, the ejector body is equipped with the intercommunication second feed liquor hole and outside second cooling import and intercommunication the second goes out liquid hole and outside second cooling export.

2. The plasma water vapor generation device based on the injection principle as recited in claim 1, wherein the injector body comprises a body and an annular end cover connected with the body, the end cover and the body enclose to form the suction chamber, and a through hole for the nozzle to pass through is formed in the middle of the end cover.

3. The plasma water vapor generation device based on the injection principle as claimed in claim 2, wherein a limiting portion is formed by protruding one side of the end cover facing the suction chamber, the anode is provided with a groove clamped with the limiting portion, the limiting portion and the groove are enclosed to form a first cooling cavity, and the end cover is provided with at least one first liquid inlet hole communicated with the first cooling cavity and the outside and at least one first liquid outlet hole communicated with the first cooling cavity and the outside.

4. The plasma water vapor generation device based on the injection principle as claimed in claim 1, wherein the injector body is further provided with a diffusion passage communicating the throat passage and the outside, and the inner diameter of the diffusion passage gradually increases with distance from the throat passage.

5. The induction principle-based plasma water vapor generation device of claim 1, wherein the anode and the cathode are made of tungsten alloy or graphite.

6. The induction principle-based plasma water vapor generation device of claim 1, wherein the nozzle is an atomizing nozzle.