CN217615585U

CN217615585U - Dust fall shower nozzle

Info

Publication number: CN217615585U
Application number: CN202123038311.1U
Authority: CN
Inventors: 阮东海
Original assignee: Hangzhou Bingchuang Environmental Protection Packaging Co ltd
Current assignee: Hangzhou Bingchuang Environmental Protection Packaging Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-10-21
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a dust fall spray head, which comprises a shell, a nozzle, an end cover and an elastic element; the shell is a cylinder, the nozzle is arranged in the shell, and the outer wall of the nozzle is tightly attached to the inner wall of the shell; liquid inlet holes are formed in two sides of the bottom of the shell, and a plug is fixedly arranged in the center of the bottom of the shell; the end cover is connected with the end part of the shell, and a through hole is formed in the center of the end cover; the nozzle is provided with a blind hole which is tightly matched with the plug column, one end face of the nozzle, which is far away from the plug column, is provided with a plurality of liquid outlet holes, and the liquid outlet holes are communicated with the blind hole through atomizing pipes; the elastic element is arranged in the shell, and the nozzle can extend out of or retract into the shell under the action of the liquid spraying pressure and the elastic element. Can effectively avoid dust from falling into the liquid outlet hole and prevent corrosion in severe weather, thereby prolonging the service life.

Description

Dust fall shower nozzle

Technical Field

The utility model relates to an environmental protection dust fall equipment technical field mainly relates to a dust fall shower nozzle.

Background

At construction site, the great factory building of dust comparison, the water smoke dust fall is dust fall method commonly used, current dust fall shower nozzle has the multiple, but current dust fall shower nozzle all exposes outside, in order to reach dust fall shower nozzle spun water atomization, the orifice diameter of dust fall shower nozzle is little and intensive, because the dust fall shower nozzle is in under the abominable environment for a long time, the dust can be piled up at the edge of dust fall shower nozzle, along with the time accumulation, the dust can be deposited more thickly, can block up the orifice, influence the result of use of dust fall shower nozzle.

SUMMERY OF THE UTILITY MODEL

To the deficiency that prior art exists, the utility model aims to provide an in order to solve foretell problem.

In order to achieve the above purpose, the utility model provides a following technical scheme: comprises a shell, a nozzle, an end cover and an elastic element; the shell is a cylinder, the nozzle is arranged in the shell, and the outer wall of the nozzle is tightly attached to the inner wall of the shell; liquid inlet holes are formed in two sides of the bottom of the shell, and a plug is fixedly arranged in the center of the bottom of the shell; the end cover is connected with the end part of the shell, and a through hole is formed in the center of the end cover; the nozzle is provided with a blind hole which is tightly matched with the plug column, one end face of the nozzle, which is far away from the plug column, is provided with a plurality of liquid outlet holes, and the liquid outlet holes are communicated with the blind hole through an atomizing pipe; the elastic element is arranged in the shell, and the nozzle can extend out of or retract into the shell under the action of the liquid spraying pressure and the elastic element.

Preferably, the elastic element is arranged between the nozzle and the end cover, the nozzle and the end cover are oppositely provided with limiting parts, and the limiting parts are used for limiting the horizontal movement of the elastic element.

Preferably, the limiting part is a limiting sleeve which is a hollow cylinder fixedly arranged on the nozzle and the end cover; or the limiting part is a limiting column which is a cylinder fixedly arranged on the nozzle and the end cover.

Preferably, the elastic element is arranged between the bottom of the shell and the nozzle, one end of the elastic element is fixedly connected to the bottom of the shell, and the other end of the elastic element is fixedly connected to the nozzle.

Preferably, the resilient element is a spring.

The utility model discloses the beneficial technological effect who possesses is: the utility model discloses the nozzle design becomes movable, can stretch out or retract the casing under hydrojet pressure and elastic element's effect through the nozzle, when out of work, the nozzle can retract in the casing, can effectually avoid the dust to fall into stifled liquid hole of living, can prevent the erosion of bad weather to increase of service life.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment 1 of the present invention;

fig. 2 is a schematic structural diagram of the embodiment 1 of the present invention in an operating state;

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 4 is a schematic structural diagram of the embodiment 2 of the present invention in an operating state.

Reference numerals are as follows: 1. a housing; 11. a liquid inlet hole; 2. an end cap; 3. a plug; 4. a nozzle; 41. an atomizing tube; 42. a liquid outlet hole; 43. blind holes; 5. a spring; 6. a limiting sleeve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable 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 invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1-2, a dust fall spray head comprises a shell 1, a nozzle 4 and an end cover 2, wherein the shell 1 is a cylinder, a cavity is formed in the shell 1, the nozzle 4 is placed in the cavity, the outer wall of the nozzle 4 is tightly attached to the inner wall of the shell 1, liquid inlet holes 11 are formed in two sides of the bottom of the shell 1, a spray liquid can enter the nozzle 4 through the liquid inlet holes 11, and a plug 3 is fixedly arranged in the center of the bottom of the shell 1; the end cover 2 is connected with the end part of the shell 1, and a through hole is arranged at the center of the end cover 2. The nozzle 4 is a cylinder with a T-shaped section, namely the side wall of one end of the nozzle 4 is tightly attached to the inner wall of the shell 1, and the size of the other end of the nozzle 4 is the same as that of the through hole on the end cover 2; the nozzle 4 is provided with a blind hole 43 corresponding to the position of the plug 3, and the outer wall of the plug 3 is tightly matched with the inner wall of the blind hole 43, so that when the plug 3 is contacted with the blind hole 43, the sprayed liquid can not flow into the blind hole 43. The end surface of the nozzle 4 is provided with a plurality of dense liquid outlet holes 42, and the dense liquid outlet holes 42 are communicated with the blind holes 43 through the atomizing pipe 41. The dense liquid outlet holes 42 can be uniformly distributed at the end part of the nozzle 4 or irregularly distributed at the end part of the nozzle 4.

A spring 5 is arranged between the end cover 2 and the nozzle 4, the spring 5 is symmetrically arranged, one end of the spring 5 is connected with the nozzle 4, the other end of the spring 5 is connected with the inner surface of the end cover 2, and the nozzle 4 moves up and down along the inner wall of the shell 1 under the action force of liquid spraying pressure and the spring 5. Specifically, the inner surface of the end cover 2 and the nozzle 4 are relatively provided with a limiting sleeve 6, the spring 5 is arranged in the limiting sleeve 6, and the limiting sleeve 6 is used for limiting the horizontal movement of the spring 5, or the inner surface of the end cover 2 and the nozzle 4 are relatively provided with a limiting column, and the spring 5 is sleeved on the limiting column to limit the horizontal movement of the spring 5.

During installation, the nozzle 4 is firstly arranged in the shell 1, the bottom end of the blind hole 43 of the nozzle 4 is contacted with the end part of the plug 3, then one end of the spring 5 is arranged on the limiting sleeve 6 or the limiting column of the nozzle 4, the other end of the spring 5 is arranged on the limiting sleeve 6 or the limiting column of the end cover 2, and the end cover 2 is fastened on the shell 1 and then is fastened and connected through threads. As shown in fig. 2, in operation, spray enters from a liquid inlet at the bottom, the plug 3, the nozzle 4 and the housing 1 form a closed space, the nozzle 4 moves towards the end cover 2 along the plug 3 and extends out of the end cover 2 under the action of spray hydraulic pressure, meanwhile, the spring 5 is compressed under the action of spray hydraulic pressure, when the plug 3 is separated from the blind hole 43 of the nozzle 4, the spray enters the blind hole 43 and is sprayed out of the liquid outlet through the atomizing pipe 41, when the supply of the spray is stopped, the spring 5 is restored, the nozzle 4 moves away from the end cover 2 under the action of the thrust of the spring 5, and the bottom of the blind hole 43 of the nozzle 4 is contacted with the end face of the plug 3, namely, the nozzle 4 retracts into the housing 1. The nozzle 4 is designed to be movable, when the nozzle does not work, the nozzle 4 can retract into the shell 1, dust can be effectively prevented from falling into the liquid outlet hole 42, corrosion in severe weather can be prevented, and the service life is prolonged.

Example 2

As shown in fig. 3-4, the difference from embodiment 1 is the installation position of the spring 5, in embodiment 2, the spring 5 is arranged between the bottom of the housing 1 and the nozzle 4, the spring 5 can be sleeved on the plug 3, one end of the spring 5 is connected with the bottom of the housing 1, and the other end of the spring 5 is connected with the nozzle 4, and can be fixedly connected by welding. The spray liquid enters from the liquid inlet, the nozzle 4 moves towards the end cover 2 along the plug 3 under the action of the spray liquid pressure and extends out of the end cover 2, the spring 5 is stretched, when the spray liquid is stopped to be supplied, the spring 5 is restored, and the nozzle 4 moves away from the end cover 2 under the action of the tensile force of the spring 5.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that modifications and embellishments within the scope of the present disclosure may be made by those skilled in the art without departing from the principles of the present disclosure.

Claims

1. The utility model provides a dust fall shower nozzle which characterized in that: comprises a shell, a nozzle, an end cover and an elastic element; the shell is a cylinder, the nozzle is arranged in the shell, and the outer wall of the nozzle is tightly attached to the inner wall of the shell; liquid inlet holes are formed in two sides of the bottom of the shell, and a plug is fixedly arranged in the center of the bottom of the shell; the end cover is connected with the end part of the shell, and a through hole is formed in the center of the end cover; the nozzle is provided with a blind hole which is tightly matched with the plug column, one end face of the nozzle, which is far away from the plug column, is provided with a plurality of liquid outlet holes, and the liquid outlet holes are communicated with the blind hole through atomizing pipes; the elastic element is arranged in the shell, and the nozzle can extend out of or retract into the shell under the action of the liquid spraying pressure and the elastic element.

2. The dust fall spray head of claim 1, wherein: the elastic element is arranged between the nozzle and the end cover, the nozzle and the end cover are oppositely provided with limiting parts, and the limiting parts are used for limiting the horizontal movement of the elastic element.

3. The dust fall spray head of claim 2, wherein: the limiting part is a limiting sleeve which is a hollow cylinder fixedly arranged on the nozzle and the end cover; or the limiting part is a limiting column which is a cylinder fixedly arranged on the nozzle and the end cover.

4. The dust fall spray head of claim 1, wherein: the elastic element is arranged between the bottom of the shell and the nozzle, one end of the elastic element is fixedly connected to the bottom of the shell, and the other end of the elastic element is fixedly connected to the nozzle.

5. The dust fall spray head of claim 1, wherein: the resilient element is a spring.