CN-121993787-A - Nozzle

CN121993787ACN 121993787 ACN121993787 ACN 121993787ACN-121993787-A

Abstract

The invention provides a nozzle which comprises a first pipe body, a second pipe body, a third pipe body, a nozzle assembly and an end cover, wherein an air inlet and a feed back opening are formed in the side wall of the first pipe body, a feed inlet and a temperature sensor mounting opening are formed in the side wall of the second pipe body, the nozzle assembly comprises a nozzle outer sleeve and a nozzle inner core, a nozzle cavity is formed in the nozzle outer sleeve, the nozzle inner core is located in the nozzle cavity, nozzle holes penetrating through two ends are formed in the center of the nozzle outer sleeve, a plurality of air grooves from edges to the middle are formed in the end face of the nozzle outer sleeve, a spray hole penetrating through two ends is formed in the middle of the nozzle inner core, and an end cover hole penetrating through two ends and corresponding to the spray hole is formed in the center of the end cover. When the nozzle is blocked, the end cover is unscrewed, and then the nozzle assembly is unscrewed, so that the nozzle assembly is cleaned, and the device is time-saving, labor-saving, high in efficiency, low in strength and simple and convenient to maintain.

Inventors

Ruan Shiqiuxia
LIN YONGQING
LIN QINGMING

Assignees

永安市方热锅炉设备有限公司

Dates

Publication Date: 20260508
Application Date: 20241104

Claims (10)

1. A nozzle is characterized by comprising The side wall of the first pipe body is provided with an air inlet and a feed back opening; the second pipe body is in threaded connection with one end of the first pipe body, and a feed inlet and a temperature sensor mounting port are formed in the side wall of the second pipe body; the third pipe body is in threaded connection with one end of the second pipe body, which is close to the first pipe body, and the third pipe body is positioned in the first pipe body; The spray head assembly comprises a spray head outer sleeve and a spray head inner core, wherein the spray head outer sleeve is in threaded connection with one end of the third pipe body, far away from the second pipe body, a spray head cavity is formed in the spray head outer sleeve, the spray head inner core is located in the spray head cavity, spray head holes penetrating through two ends are formed in the center of the spray head outer sleeve, a plurality of air grooves extending from the edge to the middle are formed in the end face, far away from the third pipe body, of the spray head outer sleeve, the head end of the spray head inner core is clamped in the spray head holes, and spray holes penetrating through two ends are formed in the middle of the spray head inner core. The end cover is in threaded connection with one end, far away from the second pipe body, of the first pipe body, and an end cover hole penetrating through two ends and corresponding to the spray hole is formed in the center of the end cover.
2. The nozzle of claim 1, wherein a heating device is mounted in an end of the second tube body remote from the first tube body.
3. The nozzle of claim 2, wherein the heating device comprises an electric heating rod fixed on a mounting head, an external thread I is arranged on the outer side surface of the mounting head, and the mounting head is in threaded connection with one end of the second pipe body far away from the first pipe body.
4. The nozzle of claim 1, wherein a temperature sensor is mounted in the temperature sensor mounting opening.
5. The nozzle of claim 1, wherein the number of air grooves is six, and the air grooves are tangential to the nozzle hole.
6. The nozzle of claim 1, wherein the depth of the air slot decreases from the rim toward the middle.
7. The nozzle of claim 1, wherein the inner core of the nozzle comprises a cylindrical section, one end of the cylindrical section, which is close to the end cover, is fixedly connected with a conical section, an external thread II is arranged on the circumferential side surface of the cylindrical section, and the cylindrical section is in threaded connection with the third pipe body.
8. The nozzle of claim 1, wherein the outer side of the outer cap is provided with outer corners, outer hexagons or outer octagons for rotation, and the outer side of the end cap is provided with outer corners, outer hexagons or outer octagons for rotation.
9. The nozzle of claim 1, wherein the end face of the end cover, which is far away from the first pipe body, is a plane or is provided with a spherical groove, the end face of the end cover, which is close to the first pipe body, is provided with a threaded mounting groove hole, the end cover is arranged on the end part of the first pipe body, which is far away from the second pipe body, through the threaded mounting groove hole, and the end face of the spray head jacket, which is close to the end cover, is tightly pressed with the inner end face of the threaded mounting groove hole.
10. The nozzle of claim 1, wherein the first tube is a straight tube or a right angle bend, and the second tube and the third tube are straight tubes or right angle bends.

Description

Nozzle Technical Field The invention relates to the field of stoves, in particular to a nozzle. Background The liquid fuel stove refers to an unfixed cooking stove which takes filled liquid fuel as energy and directly heats by fire. The nozzle is a core component of the liquid fuel furnace, and because the spray hole on the nozzle is very small, the nozzle is easy to block in the use process, once the nozzle is blocked, the whole nozzle needs to be detached for cleaning, and the nozzle is time-consuming, labor-consuming, low in efficiency and high in strength. Disclosure of Invention The invention provides a nozzle, which solves the problem that the existing nozzle is difficult to detach and clean when blocked. The technical scheme of the invention is realized as follows: A nozzle comprises a first pipe body, a second pipe body, a third pipe body, a nozzle assembly and an end cover, wherein an air inlet and a feed back opening are formed in the side wall of the first pipe body, the second pipe body is connected with the inside of one end of the first pipe body in a threaded mode, a feed inlet and a temperature sensor mounting opening are formed in the side wall of the second pipe body, the third pipe body is connected with the inside of one end, close to the first pipe body, of the second pipe body in a threaded mode, the third pipe body is located in the first pipe body, the nozzle assembly comprises a nozzle outer sleeve and a nozzle inner core, the nozzle outer sleeve is connected with one end, far from the second pipe body, of the third pipe body in a threaded mode, a nozzle cavity is formed in the nozzle outer sleeve, the nozzle inner core is located in the nozzle cavity, nozzle holes penetrating through the two ends are formed in the center of the nozzle outer sleeve, a plurality of air grooves extending from the edge to the middle are formed in the end face, the head end of the nozzle inner core is clamped in the nozzle hole, the nozzle holes penetrating through the two ends are formed in the middle of the nozzle inner core, the nozzle end cover is connected with one end, far from the first pipe body from the two ends, and the nozzle holes penetrating through the end cover corresponds to the end cover are formed in the center of the end cover. Preferably, a heating device is installed in one end of the second pipe body away from the first pipe body. Preferably, the heating device comprises an electric heating rod, the electric heating rod is fixed on a mounting head, an external thread I is arranged on the outer side surface of the mounting head, and the mounting head is in threaded connection with one end, far away from the first pipe body, of the second pipe body. Preferably, a temperature sensor is installed in the temperature sensor installation port. Preferably, the number of the air grooves is six, and the air grooves are tangential to the nozzle holes. Preferably, the depth of the wind groove gradually decreases from the edge to the middle part. Preferably, the inner core of the spray head comprises a cylindrical section, one end, close to the end cover, of the cylindrical section is fixedly connected with a conical section, an external thread II is arranged on the circumferential side face of the cylindrical section, and the cylindrical section is in threaded connection with the third pipe body. Preferably, two symmetrical wrench faces convenient for inserting a wrench are arranged on the side face of the inner core of the spray head. Preferably, the outer side surface of the first pipe body or the second pipe body is provided with outer four corners, outer six corners or outer eight corners which are convenient to rotate, the outer side surface of the spray head sleeve is provided with outer four corners, outer six corners or outer eight corners which are convenient to rotate, and the outer side surface of the end cover is provided with outer six corners or outer eight corners which are convenient to rotate. Preferably, the end face of the end cover, which is far away from the first pipe body, is a plane or provided with a spherical groove, the end face of the end cover, which is close to the first pipe body, is provided with a threaded mounting groove hole, the end cover is arranged on the end part of the first pipe body, which is far away from the second pipe body, through the threaded mounting groove hole, and the end face of the spray head jacket, which is close to the end cover, is tightly pressed with the inner end face of the threaded mounting groove hole. Preferably, the first pipe body is a straight pipe or a right-angle bent pipe, and the second pipe body and the third pipe body are both straight pipes or right-angle bent pipes. The invention has the beneficial effects that when the nozzle is blocked, the end cover is unscrewed, and then the nozzle assembly is unscrewed, so that the nozzle assembly is cleaned, the time and the labor are saved, the efficiency is high, the strength i