CN218527430U - Steam type sprayer - Google Patents

Abstract

The utility model discloses a steam type atomizer, steam type atomizer includes: a burner inner shell defining a first heating chamber therein; the combustion mechanism is arranged at one end of the combustor inner shell; the exhaust pipe structure is arranged at the other end, far away from the combustion mechanism, of the combustor inner shell in the axial direction, a second heating chamber is limited in the exhaust pipe structure and communicated with the first heating chamber, and an exhaust port is formed in the exhaust pipe structure and faces away from the combustion mechanism in the opening direction of the exhaust port. According to the utility model discloses steam type atomizer's simple structure can reduce the scald probability, improves security and reliability.

Description

Steam type sprayer

Technical Field

The utility model belongs to the technical field of the agricultural machine technique and specifically relates to a steam type atomizer is related to.

Background

The sprayer is agricultural and forestry plant protection mechanical equipment, and is widely applied to disinsection, disinfection and sterilization or fertilization. The atomizer includes aerosol sprayer and steam type atomizer, and the steam type atomizer is separately and heats the auxiliary agent alone with medicament and auxiliary agent, then mixes the medicament of normal atmospheric temperature and the auxiliary agent after the high temperature heating and sprays, guarantees the property of a medicine of medicament, and steam type atomizer has the volume littleer, advantage that weight is lighter relative aerosol sprayer. Therefore, the steam sprayer is more widely used.

Current steam sprayer directly sets up gas vent exhaust flue gas at the combustor usually, in the use, the flue gas of gas vent or flame lead to high temperature to scald the user very easily, cause the appearance of the circumstances such as conflagration even when serious, factor of safety is low and be unfavorable for overall operation, furthermore, in the use, the flue gas vent is directly seted up on the combustor, machine operation in-process noise is great, influence user experience, furthermore, current steam sprayer adopts interior coil pipe to absorb the heat usually, cause heat utilization to hang down.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the present invention is to provide a steam sprayer, which has a simple structure, can reduce the probability of scalding, and improve the safety and reliability.

According to the utility model discloses steam type atomizer, include: a burner inner shell defining a first heating chamber therein; the combustion mechanism is arranged at one end of the combustor inner shell; the exhaust pipe structure is arranged at the other end, far away from the combustion mechanism, of the combustor inner shell in the axial direction, a second heating chamber is limited in the exhaust pipe structure and communicated with the first heating chamber, and an exhaust port is formed in the exhaust pipe structure and faces away from the combustion mechanism in the opening direction of the exhaust port.

According to the utility model discloses steam sprayer, through setting up the exhaust pipe structure at the combustor inner shell, and make the second heating chamber of exhaust pipe structure and the first heating chamber intercommunication of combustor inner shell, and, the opening direction of gas vent is combustion mechanism dorsad, compare the scheme that directly sets up the flue gas vent on the combustor inner shell among the prior art, can utilize the blast pipe structure with the flue gas, flame direction dorsad combustion mechanism's one side, thereby make the flue gas, the discharge direction of flame keeps away from the operator, produce the scald risk, moreover, also can avoid the flue gas, flame is too near apart from the combustor inner shell, and then there is the risk of igniting inside oil-gas mixture, safety and reliability are greatly improved.

According to some embodiments of the present invention, the exhaust pipe structure includes an exhaust pipe, the exhaust pipe has a connecting section connected to the burner inner casing, an axis of the connecting section intersects with a projection of an axis of the burner inner casing on a plane where the axis of the connecting section is located.

According to some embodiments of the present invention, the exhaust pipe further comprises: a neck section, one end of the neck section is connected with the connecting section; the one end of elbow section with the other end of necking down section links to each other and the other end of elbow section dorsad combustion mechanism, wherein, the necking down section with the radial dimension of the one end that the linkage segment links to each other is greater than the necking down section with the radial dimension of the other end that the elbow section links to each other.

According to some embodiments of the utility model, the internal diameter of the one end of the neck section with the internal diameter of linkage segment equals, the internal diameter of the other end of the neck section with the internal diameter of the one end of elbow section equals.

According to some embodiments of the invention, the axial direction of the other end of the elbow section and the axial direction of the burner inner shell are parallel and the other end of the elbow section forms the gas vent.

According to some embodiments of the invention, the exhaust pipe structure further comprises: the perforated pipe is arranged in the exhaust pipe; and the high-temperature-resistant sound-insulating layer wraps the outer side of the perforated pipe and is positioned between the exhaust pipe and the perforated pipe.

According to some embodiments of the invention, the exhaust pipe structure further comprises: and the baffle plates are arranged in the exhaust pipe at intervals along the extension direction of the exhaust pipe.

According to some embodiments of the invention, the steam sprayer further comprises: the outer coil pipe, the outer coil pipe include first outer coil pipe and with the outer coil pipe of second that first outer coil pipe links to each other, first outer coil pipe is followed the axial direction subsides of combustor inner shell are located the outer wall of combustor inner shell, the at least part of the outer coil pipe of second is followed the axial direction subsides of blast pipe are located the outer wall of blast pipe.

According to some embodiments of the utility model, the second outer coil pipe is followed the axial direction spiral of blast pipe is pasted and is located the outer wall of blast pipe.

According to some embodiments of the invention, the first outer coil and the second outer coil are integrally formed.

According to some embodiments of the invention, the steam sprayer further comprises an inner coil assembly, the inner coil assembly comprising an inner coil and a cover plate, one end of the inner coil is passed the cover plate by the first heating chamber exterior to the interior of the first heating chamber extends and the other end of the inner coil is passed the cover plate by the first heating chamber interior to the exterior of the first heating chamber extends, the cover plate detachably mounted to the side of the burner inner shell facing away from the combustion mechanism to seal the first heating chamber.

According to some embodiments of the invention, the cover plate is provided with a sealing gasket at the connection with the burner inner shell.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view of a steam sprayer according to an embodiment of the present invention;

fig. 2 is a partial schematic view of a steam sprayer according to an embodiment of the invention;

fig. 3 is a partial cross-sectional view of a steam sprayer according to an embodiment of the present invention.

Reference numerals are as follows:

a steam sprayer 100;

a combustion mechanism 10; an outer coil 20; a first outer coil 21; a second outer coil 22;

a combustor inner casing 30; a first heating chamber 31;

an exhaust pipe structure 40; a connection section 41; a neck-down section 42; a bent section 43; an exhaust port 431;

an inner coil assembly 50; a cover plate 51;

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

A steam sprayer 100 according to an embodiment of the present invention will be described with reference to the accompanying drawings.

Referring to fig. 1 to 3, a steam sprayer 100 according to an embodiment of the present invention includes a burner inner case 30, a combustion mechanism 10, and an exhaust pipe structure 40.

The burner inner housing 30 may be formed as a cylindrical structure with two open sides, the burner inner housing 30 defines a first heating chamber 31, the combustion mechanism 10 is disposed on one side of the burner inner housing 30, for example, the burner inner housing may be welded to one side of the burner inner housing 30 by welding, the exhaust pipe structure 40 is disposed on the other end of the burner inner housing 30 away from the combustion mechanism 10 in the axial direction, for example, adjacent to the other side of the burner inner housing 30, the exhaust pipe structure 40 defines a second heating chamber therein, the first heating chamber 31 is communicated with the second heating chamber, so that after the oil-gas mixture generated by the combustion chamber of the combustion mechanism 10 is ignited, further generated smoke and the like can enter the second heating chamber from the combustion chamber, the first heating chamber 31 in sequence, the exhaust pipe structure 40 has an exhaust port 431, the exhaust port 431 is communicated with the second heating chamber, and the opening direction of the exhaust port 431 faces away from the combustion mechanism 10.

It should be noted that the opening direction of the exhaust port 431 facing away from the combustion mechanism 10 includes both that the normal direction of the cross section of the exhaust port 431 is parallel to the axial direction of the inner combustor casing 30, that the normal direction of the cross section of the exhaust port 431 forms a certain acute angle with the axial direction of the inner combustor casing 30 in the same projection plane, and that the normal direction of the cross section of the exhaust port 431 is orthogonal to the axial direction of the inner combustor casing 30.

From this, according to the utility model discloses steam sprayer 100, through setting up exhaust pipe structure 40 at combustor inner shell 30, and make the second heating chamber of exhaust pipe structure 40 and the first heating chamber 31 intercommunication of combustor inner shell 30, and, the opening direction of gas vent 431 is combustion mechanism 10 dorsad, compare in prior art and directly set up flue gas vent 431's scheme on combustor inner shell 30, can utilize exhaust pipe structure 40 with the flue gas, the flame direction is dorsad one side of combustion mechanism 10, thereby make the flue gas, the operator is kept away from to the discharge direction of flame, produce the scald risk, moreover, also can avoid the flue gas, flame is too close apart from combustor inner shell 30, and then there is the risk of igniting inside oil-gas mixture, safety and reliability are greatly improved.

As shown in fig. 1 and 3, in some embodiments of the present invention, the exhaust pipe structure 40 includes an exhaust pipe, the exhaust pipe has a connection section 41 connected to the inner burner housing 30, an axial direction of the connection section 41 intersects with an axial direction of the inner burner housing 30 on the same projection plane, for example, the connection section 41 may be orthogonal to the projection on the plane where the axis of the connection section 41 is located, or the connection section 41 may be orthogonal to the projection on the plane where the axis of the connection section 41 is located, and the projection between the connection section and the connection section forms an included angle, where the included angle faces away from one side of the combustion mechanism 10. Thereby communicate second combustion chamber and first combustion chamber through linkage segment 41, and then derive flue gas, the flame in the first combustion chamber according to predetermineeing the route, simultaneously, compare and directly set up gas vent 431 on combustor inner shell 30 among the correlation technique, owing to the existence of linkage segment 41, can avoid flue gas, flame direct backward flow to in the first heating chamber 31, reduce the scald risk.

As shown in fig. 3, in a further example of the present invention, the exhaust pipe further includes a necking section 42 and an elbow section 43, one end of the necking section 42 is connected to the connecting section 41, one end of the elbow section 43 is connected to the other end of the necking section 42, the other end of the elbow section 43 faces away from the combustion mechanism 10 and forms a gas outlet 431, wherein the radial dimension of the end of the necking section 42 connected to the connecting section 41 is greater than the radial dimension of the end connected to the elbow section 43, so that the necking section 42 is utilized to further buffer the exhaust gas such as flue gas, thereby reducing the exhaust gas and reducing the noise.

In some examples, as shown in fig. 1 and 3, to further improve the buffering effect of the exhaust gas and reduce the obstruction of the exhaust gas flow, one end of the neck section 42 has an inner diameter equal to that of the connecting section 41, and the other end of the neck section 42 has an inner diameter equal to that of one end of the elbow section 43.

Preferably, an outer diameter of one end of the neck section 42 is equal to that of the connection section 41, and an outer diameter of the other end of the neck section 42 is equal to that of one end of the elbow section 43, thereby securing an overall appearance of the steam sprayer 100.

As shown in fig. 1, in some examples, the other end of the elbow section 43 is axially parallel to the inner casing 30 of the burner, so that the exhaust port 431 faces the side opposite to the combustion mechanism 10, thereby further avoiding possible burning of the operator by smoke, flame, etc.

In some embodiments, in order to improve the noise reduction effect of the exhaust pipe structure 40, the exhaust pipe structure 40 further includes a perforated pipe disposed inside the exhaust pipe, for example, may be arranged coaxially with the exhaust pipe, and a high temperature resistant soundproof layer wrapped around an outer circumferential side of the perforated pipe, a gap is formed between the perforated pipe and the exhaust pipe in a radial direction, and the high temperature resistant soundproof layer is disposed in the gap.

In some examples, high temperature resistant puigging can be porous glass fiber to make the waste gas form the vortex, get into glass fiber through the tube hole of perforated pipe, utilize glass fiber to absorb the pressure wave, simultaneously, can not hinder the waste gas discharge again, thereby guaranteeing that the waste gas is under the normal exhaust circumstances, further noise reduction.

In other examples, the exhaust pipe structure 40 includes a plurality of baffles arranged in the exhaust pipe at intervals along the extension direction of the exhaust pipe, so that the airflow is reflected by the plurality of baffles therein, and finally the shock wave energy is depleted and comes out of the outlet, thereby reducing noise.

As shown in fig. 1, in some embodiments of the present invention, the outer coil 20 includes a first outer coil 21 and a second outer coil 22, the second outer coil 22 is connected to the first outer coil 21, the first outer coil 21 is attached to the outer wall of the inner burner housing 30 along the axial direction of the inner burner housing 30, and the second outer coil 22 is attached to the outer wall of the exhaust pipe along the axial direction of the exhaust pipe, so that the heat conduction of the second heating chamber is further utilized to heat the auxiliary agent except the heat conduction of the first heating chamber 31, thereby further improving the thermal efficiency and saving the oil consumption.

In some examples, as shown in fig. 1, the second outer coil 22 is spirally attached to the outer wall of the exhaust pipe along the axial direction of the exhaust pipe, for example, the second outer coil 22 may be spirally attached to the connecting section 41, or the second outer coil 22 may be spirally attached to the connecting section 41 and the necking section 42.

Preferably, the first external coil pipe 21 and the second external coil pipe are integrally formed, thereby simplifying the manufacturing process and improving the overall consistency.

In some embodiments, the steam sprayer 100 further comprises an inner coil assembly 50, wherein the inner coil assembly 50 comprises an inner coil and a cover plate 51, one end of the inner coil passes through the cover plate 51 and extends from the outside of the first heating chamber 31 to the inside of the first heating chamber 31, and the other end passes through the cover plate 51 and extends from the inside of the first heating chamber 31 to the outside, wherein the inner coil is integrally arranged on the cover plate 51, and the cover plate 51 is detachably mounted on the side of the inner burner housing 30 facing away from the combustion mechanism 10, so that the main part of the inner coil is enclosed in the first heating chamber 31, and the inner coil assembly 50 forms an integral quick-release structure, which is convenient to assemble, disassemble and maintain.

Further, in some examples, the inner coil may include a heating straight pipe section extending from the outside of the first heating chamber 31 to the inside in the axial direction of the burner inner casing 30, and a coil section connected thereto, spirally extending from the inside of the first heating chamber 31 to the outside in the axial direction of the heating straight pipe section, and wrapping the heating straight pipe section inside the coil section. Therefore, by the structural design of the heating straight pipe section and the coil section, the flow time of the auxiliary agent in the first combustion chamber can be further prolonged, and the inlet and the outlet of the inner coil assembly 50 can be arranged on the same side by the design, so that the integral arrangement of the structure is utilized.

In some examples, in order to further improve the safety, prevent the operator from being scalded, and further reduce the noise, a sealing gasket is disposed at the connection between the cover plate 51 and the burner inner shell 30, and the sealing gasket may be a high temperature resistant ring, so that the exhaust gas and the oil-gas mixture in the first heating chamber 31 are prevented from flowing out through the gap by the high temperature resistant ring, and the risk of scalding is further reduced, and the air flow is prevented from being directly discharged without reducing the noise of the exhaust pipe structure 40.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.

In the description of the present invention, "a plurality" means two or more.

In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.

In the description of the invention, "on", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or merely means that the first feature is higher in level than the second feature.

The steam sprayer 100 and the operation thereof according to the embodiments of the present invention are well known to those skilled in the art and will not be described in detail herein.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (12)

1. A steam sprayer, comprising:

a burner inner shell defining a first heating chamber therein;

the combustion mechanism is arranged at one end of the combustor inner shell;

the exhaust pipe structure is arranged at the other end, far away from the combustion mechanism, of the combustor inner shell in the axial direction, a second heating chamber is limited in the exhaust pipe structure and communicated with the first heating chamber, and an exhaust port is formed in the exhaust pipe structure and faces away from the combustion mechanism in the opening direction of the exhaust port.

2. A steam sprayer according to claim 1, wherein the exhaust pipe structure comprises an exhaust pipe having a connecting section connected to the inner burner housing, the axis of the connecting section intersecting a projection of the axis of the inner burner housing onto a plane in which the axis of the connecting section lies.

3. A steam sprayer according to claim 2, wherein the exhaust pipe further comprises:

a neck section, one end of the neck section is connected with the connecting section;

an elbow section, one end of the elbow section is connected with the other end of the neck section, and the other end of the elbow section faces back to the combustion mechanism,

and the radial size of one end of the neck reducing section, which is connected with the connecting section, is larger than that of the other end of the neck reducing section, which is connected with the elbow section.

4. A steam sprayer according to claim 3, wherein the neck section has an inner diameter at one end thereof equal to the inner diameter of the connecting section and an inner diameter at the other end thereof equal to the inner diameter of the elbow section.

5. A steam sprayer according to claim 3, wherein the axial direction of the other end of the elbow section is parallel to the axial direction of the inner burner shell and the other end of the elbow section forms the exhaust port.

6. The steam sprayer of claim 2, wherein the exhaust pipe structure further comprises:

the perforated pipe is arranged in the exhaust pipe;

and the high-temperature-resistant sound insulation layer wraps the outer side of the perforated pipe and is positioned between the exhaust pipe and the perforated pipe.

7. The steam sprayer of claim 2, wherein the exhaust pipe structure further comprises:

and the baffles are arranged in the exhaust pipe at intervals along the extension direction of the exhaust pipe.

8. The steam sprayer of claim 2, further comprising:

the outer coil pipe, the outer coil pipe include first outer coil pipe and with the outer coil pipe of second that first outer coil pipe links to each other, first outer coil pipe is followed the axial direction subsides of combustor inner shell are located the outer wall of combustor inner shell, the at least part of the outer coil pipe of second is followed the axial direction subsides of blast pipe are located the outer wall of blast pipe.

9. A steam sprayer according to claim 8, wherein the second outer coil is spirally attached to an outer wall of the exhaust pipe in an axial direction of the exhaust pipe.

10. The steam atomizer of claim 8, wherein said first outer coil and said second outer coil are integrally formed.

11. The steam sprayer of claim 2, further comprising:

interior coil assembly, interior coil assembly includes interior coil and apron, the one end of interior coil is passed the apron by first heating chamber outside to the inside of first heating chamber extends just the other end of interior coil passes the apron by first heating chamber inside to the outside of first heating chamber extends, apron detachably install in the combustor inner shell dorsad one side of combustion mechanism is in order to seal first heating chamber.

12. A steam sprayer according to claim 11, wherein the cover plate is provided with a gasket at the connection with the inner burner housing.

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