阅读说明：本技术 一种蒸汽喷射设备的喷头保护装置 (Spray head protection device of steam injection equipment ) 是由 祖慧鹏 顾龙波 梅力立 于 2021-09-01 设计创作，主要内容包括：本发明公开了一种蒸汽喷射设备的喷头保护装置,它包括：保护罩、设置在保护罩外侧的第一气流生成装置；所述的第一气流生成装置用于在保护罩的罩体端部形成气流保护罩；气流流动方向沿保护罩的延长方向；还包括第二气流生成装置,所述的第二气流生成装置设置在保护罩内侧；所述的第二气流生成装置设置在保护罩的内侧；本设计的两个气流生成装置一个进行外部防护,一个辅助内部液滴汽化,二者相互配合使用,可以增加蒸汽的喷射距离、减少蒸汽喷射过程中的能量损失、同时也可以防止外部的气体污染或干扰蒸汽喷射。(The invention discloses a spray head protection device of steam injection equipment, which comprises: the protection cover and the first airflow generating device are arranged on the outer side of the protection cover; the first airflow generating device is used for forming an airflow protection cover at the end part of the cover body of the protection cover; the airflow flowing direction is along the extension direction of the protective cover; the second air flow generating device is arranged on the inner side of the protective cover; the second airflow generating device is arranged on the inner side of the protective cover; two air current generating device of this design carry out the outside protection one, and an auxiliary inside liquid droplet vaporization, and the two uses of mutually supporting can increase the jet distance of steam, reduce the energy loss among the steam jet process, also can prevent outside gas pollution or disturb steam jet simultaneously.)

1. A kind of spray head protective device of the steam injection equipment, characterized by that: it includes: a protective cover (1), a first airflow generating device (2) arranged outside the protective cover (1); the first airflow generating device (2) is used for forming an airflow protection cover at the cover end part of the protection cover (1); the air flow direction is along the extension direction of the protective cover (1).

2. A head protection device of a steam spray apparatus as claimed in claim 1, wherein: the first air flow generating device (2) comprises a first fan (21), a first heating wire (22) and a first pipeline (23); the first fan (21) is fixedly arranged at an airflow inlet (2311) of an airflow inlet section (231) of the first pipeline (23); the first heating wire (22) is arranged inside the airflow inlet section (231) of the first pipeline (23).

3. A head protection device of a steam spraying apparatus as claimed in claim 2, wherein: the first pipeline (23) comprises an air flow inlet section (231), an air flow expansion section (232) and an air flow outlet section (233) which are communicated with each other; airflow inlet section (231), airflow expanding section (232) and airflow outlet section (233) of first pipeline (23) all depend on the protection cover (1) to be arranged on the periphery, and one side of airflow inlet section (231), airflow expanding section (232) and airflow outlet section (233) is attached to the surface of protection cover (1).

4. A head protection device of a steam spraying apparatus as claimed in claim 3, wherein: the air flow outlet section (233) is hollow and is integrally and annularly arranged around the port of the protective cover (1); an airflow outlet (2331) is arranged on one side, close to the end part of the protective cover (1), of the airflow outlet section (233); the airflow outlet (2331) and the airflow outlet section (233) are communicated with each other.

5. The head protection device of a steam spraying apparatus as claimed in claim 4, wherein: one end of the airflow expanding section (232) is communicated with the airflow outlet section (233); the area of the port at one side of the air flow expansion section (232) and the air flow outlet section (233) which are communicated with each other is larger than that at the other side; the inner cavities of the airflow expanding section (232) and the airflow outlet section (233) are in a narrow slit shape.

6. The head protection device of a steam spraying apparatus as claimed in claim 5, wherein: the airflow inlet section (231) is positioned at the side far away from the airflow outlet section (233); one end of the airflow inlet section (231) is communicated with one side of the small area of the airflow expansion section (232); the other end of the airflow inlet section (231) is provided with an airflow inlet (2311) which is rectangular when receiving the airflow inlet.

7. The head protection device of a steam spraying apparatus as claimed in claim 6, wherein: the device also comprises a second airflow generating device (4), wherein the second airflow generating device (4) is arranged on the inner side of the protective cover (1); the second airflow generating device (4) is arranged on the inner side of the protective cover (1).

8. The head protection device of a steam spraying apparatus as claimed in claim 7, wherein: the second airflow generating device (4) comprises a fairing (41); the fairing (41) is arranged inside and at the bottom side of the protective cover (1); the whole fairing (41) is in a horn mouth shape, the lower side of the end part close to one side of the end part of the protection cover (1) is matched with the inner shape of the protection cover (1), and the upper side of the fairing is in a plane shape.

9. The head protection device of a steam spraying apparatus as claimed in claim 8, wherein: a second fan (42) is arranged on one side, away from the end part of the protective cover (1), of the fairing (41); the whole height of the fairing (41) is lower than that of the steam jet orifice (31); and a second heating wire (43) is also arranged in the fairing (41).

10. The head protection device of a steam spraying apparatus as claimed in claim 9, wherein: the device also comprises a control device, wherein the control device comprises a temperature acquisition device, a first airflow control system (52) and a second airflow control module (53); the temperature acquisition device is arranged in the middle of the end part of the protective cover (1); the temperature acquisition device comprises a temperature sensor (511) and a fixing frame (512) for fixing the temperature sensor; the first airflow control system (52) is respectively connected with the first fan (21) and the first heating wire (22) and is used for controlling the work of the first fan (21) and the first heating wire (22); the second airflow control module (53) is respectively connected with the second fan (42) and the second heating wire (43) and is used for controlling the second fan (42) and the second heating wire (43) to work.

Technical Field

The invention belongs to the technical field of steam injection equipment, and particularly relates to a spray head protection device of steam injection equipment.

Background

Steam injection equipment is comparatively extensive in industry and medical field application, generally is used for carrying out spraying, sprays etc. also commonly used in the medical treatment to carry out fumigation treatment etc. current steam injection equipment generally all includes steam generation device and steam nozzle, and steam nozzle sprays the steam of specific temperature as required. The actual temperature at which the steam contacts the target object during use is determined according to the external environment and the distance the steam is sprayed. After the steam is sprayed from the spray opening, a certain degree of liquefaction phenomenon is certainly generated, the steam is liquefied into water drops, the water drops are sprayed out along with the steam, and under certain conditions, the surface of an object sprayed with the steam with the water drops is not allowed, such as the surface spraying condition. In some cases, the liquefied droplets may flow along the nozzle and the flowing liquid may contaminate or corrode equipment to some extent.

Disclosure of Invention

The invention provides a spray head protection device of steam spraying equipment, which can utilize directional airflow to carry out temperature protection on the action range of steam, prevent temperature reduction, heat liquefied water drops and reduce the water drop content in the steam.

A head protection device for a steam spray apparatus, comprising: the protection cover and the first airflow generating device are arranged on the outer side of the protection cover; the first airflow generating device is used for forming an airflow protection cover at the end part of the cover body of the protection cover; the airflow flowing direction is along the extension direction of the protective cover;

further, the first air flow generating device comprises a first fan, a first heating wire and a first pipeline; the first fan is fixedly arranged at an airflow inlet of an airflow inlet section of the first pipeline; the first heating wire is arranged inside the airflow inlet section of the first pipeline;

furthermore, the first pipeline comprises an airflow inlet section, an airflow expanding section and an airflow outlet section which are communicated with each other; the air flow inlet section, the air flow expansion section and the air flow outlet section of the first pipeline are arranged around the protective cover in a depending manner, and one side surface of the air flow inlet section, the air flow expansion section and the air flow outlet section is attached to the surface of the protective cover;

furthermore, the air flow outlet section is hollow inside and is integrally and annularly arranged around the port of the protective cover; an airflow outlet is formed in one side, close to the end part of the protective cover, of the airflow outlet section; the air flow outlet and the air flow outlet section are communicated with each other;

furthermore, one end of the airflow expanding section is communicated with the airflow outlet section; the area of a port on one side of the mutually communicated airflow expanding section and the airflow outlet section is larger than that of the other side of the mutually communicated airflow expanding section and the airflow outlet section; the inner cavities of the airflow expanding section and the airflow outlet section are in a narrow slit shape;

further, the airflow inlet section is positioned on the side far away from the airflow outlet section; one end of the airflow inlet section is communicated with one side of the airflow expansion section with small area; the other end of the airflow inlet section is provided with an airflow inlet, and the rectangular airflow inlet is formed;

further, the device also comprises a second airflow generating device which is arranged inside the protective cover; the second airflow generating device is arranged on the inner side of the protective cover;

further, the second airflow generating device comprises a fairing; the fairing is arranged inside and at the bottom side of the protective cover; the whole fairing is in a horn mouth shape, the lower side of the end part close to one side of the end part of the protective cover is matched with the inner shape of the protective cover, and the upper side of the fairing is in a plane shape;

furthermore, a second fan is arranged on one side, away from the end part of the protective cover, of the fairing; the whole height of the fairing is lower than the arrangement of the steam jet orifice; a second heating wire is also arranged in the fairing;

the device further comprises a control device, wherein the control device comprises a temperature acquisition device, a first airflow control system and a second airflow control module; the temperature acquisition device is arranged in the middle of the end part of the protective cover; the temperature acquisition device comprises a temperature sensor and a fixing frame for fixing the temperature sensor; the first airflow control system is respectively connected with the first fan and the first heating wire and is used for controlling the first fan and the first heating wire to work; the second airflow control module is respectively connected with the second fan and the second heating wire and is used for controlling the second fan and the second heating wire to work;

the invention provides a spray head protection device of steam spraying equipment, which comprises: the protection cover and the first airflow generating device are arranged on the outer side of the protection cover; the first airflow generating device is used for forming an airflow protection cover at the end part of the cover body of the protection cover; the airflow flowing direction is along the extension direction of the protective cover; the second air flow generating device is arranged on the inner side of the protective cover; the second airflow generating device is arranged on the inner side of the protective cover; two air current generating device of this design carry out the outside protection one, and an auxiliary inside liquid droplet vaporization, and the two uses of mutually supporting can increase the jet distance of steam, reduce the energy loss among the steam jet process, also can prevent outside gas pollution or disturb steam jet simultaneously.

Drawings

FIG. 1 is a front view of a head protection device of a steam injection apparatus according to the present invention;

FIG. 2 is a left side view of a head protection device of a steam injection apparatus according to the present invention;

FIG. 3 is a right side view of a head protection device of a steam injection apparatus of the present invention;

FIG. 4 is a sectional view A-A of a head protection device of a steam spraying apparatus according to the present invention;

FIG. 5 is a sectional view B-B of a head protection device of a steam spraying apparatus according to the present invention;

FIG. 6 is a perspective view of a head protector of a steam injection apparatus of the present invention;

FIG. 7 is a bottom view of a head protection device of a steam injection apparatus of the present invention;

fig. 8 is a perspective view of a first air flow generating device of a head protection device of a steam spraying apparatus according to the present invention.

Detailed Description

Example (b):

referring to fig. 1 to 8, a head protection device for a steam spray apparatus includes: the device comprises a protective cover 1, a first airflow generating device 2 arranged outside the protective cover 1 and a second airflow generating device 4 arranged inside the protective cover 1;

the first air flow generating device 2 is arranged around the end part of the protective cover 1 and is used for providing an air flow around the end part of the protective cover 1, and the flowing direction of the air flow extends along the extending direction of the protective cover 1;

the protective cover 1 is conical, and one end of the protective cover is fixed on the fumigation generating device 3;

the fumigation generating device 3 is provided with a steam jet orifice 31;

the other end of the protective cover 1 is arranged in an open mode, and a plurality of radiating holes 11 are formed in the side wall of the protective cover 1;

the first air flow generating device 2 comprises a first fan 21, a first heating wire 22 and a first pipeline 23;

the first duct 23 comprises an airflow inlet section 231, an airflow expanding section 232 and an airflow outlet section 233;

the airflow inlet section 231, the airflow expanding section 232 and the airflow outlet section 233 are communicated with each other;

the air flow outlet section 233 is hollow and is integrally and annularly arranged around the port of the protective cover 1;

an air outlet 2331 is arranged at one side of the air outlet section 233 close to the end part of the protective cover 1;

the gas flow outlet 2331 is communicated with the interior of the gas flow outlet section 233;

one end of the airflow expanding section 232 is communicated with the airflow outlet section 233;

the area of the port at one side of the air flow expansion section 232 communicated with the air flow outlet section 233 is larger than that at the other side;

the internal cavities of the airflow expanding section 232 and the airflow outlet section 233 are in a narrow slit shape;

the gas flow inlet section 231 is positioned at the side far away from the gas flow outlet section 233;

one end of the airflow inlet section 231 is communicated with one side of the small area of the airflow expansion section 232;

the other end of the airflow inlet section 231 is provided with an airflow inlet 2311 which is rectangular after receiving the airflow inlet;

the air inlet section 231, the air expanding section 232 and the air outlet section 233 of the first pipeline 23 are arranged around the protective cover 1 in an attached manner, and one side surface of the air inlet section 231, the air expanding section 232 and the air outlet section 233 is attached to the surface of the protective cover 1;

the first fan 21 is a micro fan, and the first fan 21 is fixedly installed at the airflow inlet 2311 of the airflow inlet section 231;

the first heating wire 22 is arranged at the airflow inlet section 231;

the second airflow generating device 4 is arranged on the inner side of the protective cover 1;

the second airflow generating device 4 comprises a fairing 41;

the fairing 41 is arranged inside and at the bottom side of the protective cover 1;

the whole fairing 41 is in a bell mouth shape, the lower side of the end part close to one side of the end part of the protective cover 1 is matched with the inner shape of the protective cover 1, and the upper side of the fairing is in a plane shape;

a second fan 42 is arranged on one side of the fairing 41 far away from the end part of the protective cover 1;

the whole height of the fairing 41 is lower than the steam jet orifice 31;

a second heating wire 43 is also arranged in the fairing 41;

the device also comprises a control device, wherein the control device comprises a temperature acquisition device, a first airflow control system and a second airflow control module;

the temperature acquisition device is arranged in the middle of the end part of the protective cover 1;

the temperature acquisition device comprises a temperature sensor 511 and a fixing frame 512 for fixing the temperature sensor;

the first airflow control system is respectively connected with the first fan 21 and the first heating wire 22 and is used for controlling the first fan 21 and the first heating wire 22 to work;

the second airflow control module is respectively connected with the second fan 42 and the second heating wire 43, and is used for controlling the operation of the second fan 42 and the second heating wire 43.

When the steam heating device is used, steam is sprayed out of the steam spraying opening 31, the temperature sensor 511 detects the temperature of the steam, the first airflow control system 52 and the second airflow control module 53 start to work according to the detected temperature information, the first airflow control system 52 controls the first fan 21 and the first heating wire 22 to start to work according to the temperature of the steam, after the first fan 21 works, the airflow outlet 2331 in the first pipeline 23 sprays airflow at a constant speed, meanwhile, the first heating wire 22 heats the air in the first pipeline 23, the temperature of the airflow sprayed out of the airflow outlet 2331 is the same as the temperature of the steam, the heat preservation effect of the steam can be achieved, and the steam cannot be liquefied too early; at the same time, the second air flow control module 53 controls the second fan 42 and the second heating wire 43 to start working, the constant speed air flow is ejected from the fairing 41 of the second air flow generating device 4, and the second heating wire 43 heats the air in the fairing 41, the temperature of the air is higher than that of the steam, so that the water droplets existing at the outlet of the protecting cover are heated and then vaporized again, and the water droplets are ejected after vaporization.

This design is equipped with two air current generation devices on the safety cover that sprays steam, an tip that is located the safety cover body, the air current that sprays is the cover shape, be located steam injection direction around, the air current that the cover shape will spray steam cage cover inside, can reduce the diffusion of steam, improve the jet distance of steam, the air current that the cover shape simultaneously has the temperature the same with steam, can build a suitable temperature environment on the injection route for steam, can reduce external cold air interference, reduce the desublimation after the steam precooling, increase steam injection's efficiency. Another air current generation device is located the inside of the protective cover body, and the air current flow direction of eruption is the same with steam injection direction, and is located the below of steam, and the steam of eruption can mix with the air current to increase the spray distance of steam, the temperature of air current is greater than the temperature of steam simultaneously, and some liquid that itself contains in the steam can carry out the secondary heating in the air current, and the vaporization once more, in order to reduce the water content of steam.

The first airflow generating device of the design is attached to the outer side of the protective cover body, and the whole airflow generating device surrounds the end part of the whole cover body, so that the generated airflow cover can well contain the spraying path of the whole steam.

The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only illustrative of the present invention and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.