CN218871813U - Air-water mixing mechanism - Google Patents

Abstract

The utility model discloses an air water mixing mechanism, include: a mixing tube comprising oppositely disposed first and second ends; the first end of the liquid outlet pipe is communicated with the mixing pipe; the nozzle is communicated with the second end of the liquid outlet pipe; the first liquid inlet pipe is communicated with the first end of the mixing pipe; the first valve and the liquid flow regulator are arranged on the first liquid inlet pipe. The utility model discloses reduce the water consumption.

Description

Air-water mixing mechanism

Technical Field

The utility model relates to an equipment technical field is used in the application production, especially relates to an air water mixing mechanism.

Background

In the coating industry, workpieces are pretreated and cleaned before being sprayed. The pre-treatment cleaning includes a plurality of processes. Each process has different requirements for the agent used to clean the workpiece. In order to ensure the cleaning effect, a longer dripping section is arranged between two different processes.

In order to prevent the surface of the workpiece from drying out due to long stay time of the workpiece in the water dripping section and avoid the influence on the subsequent treatment quality caused by oxidation and rusting of the surface of the workpiece before the workpiece enters the next process, a moisturizing mechanism needs to be arranged on the water dripping section to ensure that a wet film is formed on the surface of the workpiece.

The current practice in the industry is to spray water directly by using a nozzle, and the thickness of a wet film formed on a workpiece is large. For example, a typical minimum flow rate of about 1.5 liters per minute for a nozzle under 2KG pressure and about 900 liters for 1 hour with 10 nozzles. This results in large waste of water resources, heavy burden of wastewater treatment, and high input cost. In view of this, the present application is proposed.

SUMMERY OF THE UTILITY MODEL

For the technical problem of solving at least one aspect that exists among the background art, the utility model provides an air water mixing mechanism.

The utility model provides a pair of air water mixing mechanism, include:

a mixing tube comprising a first end and a second end in opposing distribution;

the first end of the liquid outlet pipe is communicated with the mixing pipe;

the nozzle is communicated with the second end of the liquid outlet pipe;

the first liquid inlet pipe is communicated with the first end of the mixing pipe;

the first valve and the liquid flow regulator are arranged on the first liquid inlet pipe;

the first air inlet pipe is communicated with the second end of the mixing pipe;

the second valve and the air flow regulator are installed on the first air inlet pipe.

Preferably, the mechanism further comprises:

a second liquid inlet pipe and a third liquid inlet pipe; the third liquid inlet pipe is communicated with the first valve;

and the first filter is communicated with the second liquid inlet pipe and the third liquid inlet pipe.

Preferably, the first filter includes:

the first shell is communicated with the second liquid inlet pipe and the third liquid inlet pipe;

a first screen mounted within the first housing;

one end of the liquid discharge pipe is communicated with the first shell and is positioned on one side of the first filter screen close to the second liquid inlet pipe;

a third valve mounted on the drain pipe;

the fourth valve is arranged on the second liquid inlet pipe;

a first end of the connecting pipe is communicated with the second liquid inlet pipe and is positioned on one side of the fourth valve far away from the first shell, and a second end of the connecting pipe is communicated with the third liquid inlet pipe;

a fifth valve mounted on the connecting tube.

Preferably, the mechanism further comprises a second filter comprising:

the second shell is arranged on the first air inlet pipe and is communicated with the first air inlet pipe;

a second screen mounted within the second housing.

Preferably, an opening is formed in the bottom end of the second shell, a first joint is formed at the opening, and a first protrusion is arranged on the first joint;

the second filter still includes the second and connects, the second connect with the first joint cooperatees, be equipped with on the second connect with first protruding extrusion fit's second is protruding, wherein, the second filter screen with the second connects the connection.

Preferably, the bottom end of the second shell is provided with an impurity discharging pipe, the impurity discharging pipe is communicated with the second shell, and the impurity discharging pipe is positioned on one side, away from the mixing pipe, of the second filter screen;

the mechanism further comprises a collecting pipe, and the collecting pipe is in threaded connection with one end, far away from the second shell, of the impurity discharging pipe.

Preferably, the mechanism further comprises an elastic sheet located between the inner wall of the second housing and the second sieve.

The utility model discloses the beneficial effect who brings is:

high-pressure water is introduced into the first air inlet pipe by an air pump and the like from the outside and enters the mixing pipe, the first end and the second end of the mixing pipe are opposite, the high-pressure water and the high-pressure air form a hedging state, the air and the water are fully mixed to form water mist, and then the water mist is sprayed out through the liquid outlet pipe and the nozzle to form a wet film with a thin thickness on the surface of a workpiece. And water resources are saved.

Drawings

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

fig. 2 is a partial cross-sectional view 1 of the present disclosure;

fig. 3 is a partial cross-sectional view 2 of the present disclosure;

fig. 4 is a partial cross-sectional view 3 of the present disclosure.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments in the present application may be combined with each other; the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left" and "right" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the indicated position or element must have a specific orientation, be constituted and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, unless expressly stated or limited otherwise, the term "coupled" is intended to be inclusive, e.g., "coupled" may be fixedly coupled, releasably coupled, or integrally formed; the connection can be mechanical connection or transmission connection; either directly or indirectly through intervening media, or through both elements in a communicating or interacting relationship.

Referring to fig. 1-4, the utility model provides a gas-water mixing mechanism, include: mixing tube 1, drain pipe 2, nozzle 3, first feed liquor pipe 4, first valve 5, liquid flow regulator 6, first intake pipe 7, second valve 8, air flow regulator 9.

The mixing tube 1 comprises a first end and a second end which are oppositely distributed; the first end of the liquid outlet pipe 2 is communicated with the mixing pipe 1; the nozzle 3 is communicated with the second end of the liquid outlet pipe 2.

The first liquid inlet pipe 4 is communicated with the first end of the mixing pipe 1; the first valve 5 and the liquid flow regulator 6 are arranged on the first liquid inlet pipe 4; the first air inlet pipe 7 is communicated with the second end of the mixing pipe 1; the second valve 8 and the air flow regulator 9 are mounted on the first intake pipe 7. The liquid flow regulator 6 and the air flow regulator 9 are conventional devices and regulate the flow rate.

Outside uses a water pump to lead high-pressure water into the first liquid inlet pipe 4 and then enters the mixing pipe 1.

High-pressure water is introduced into the first air inlet pipe 7 by an air pump and the like from the outside and enters the mixing pipe 1, the first end and the second end of the mixing pipe 1 are opposite, the high-pressure water and the high-pressure air form a hedging state, the air and the water are fully mixed to form water mist, and then the water mist is sprayed out through the liquid outlet pipe 2 and the nozzle 3 to form a thin wet film on the surface of a workpiece.

It has been tested that a minimum flow rate of about 5.5 liters per hour is emitted from one nozzle 3 at a pressure of 2KG and that the flow rate of about 55 liters is emitted from 10 nozzles 3 in 1 hour. So, can effective water economy resource, the waste water treatment burden is little, and the cost input is little.

Further, the mechanism further comprises: a second liquid inlet pipe 10 and a third liquid inlet pipe 11; a first filter.

The third liquid inlet pipe 11 is communicated with the first valve 5; the first filter is communicated with the second liquid inlet pipe 10 and the third liquid inlet pipe 11. Utilize first filter to filter water, avoid impurity to get into.

Further, the first filter includes: a first shell 12, a first filter screen 13, a liquid discharge pipe 14, a third valve 15, a fourth valve 16, a connecting pipe 17 and a fifth valve 18.

The first shell 12 is communicated with the second liquid inlet pipe 10 and the third liquid inlet pipe 11; the first screen 13 is mounted within the first housing 12.

One end of the liquid discharge pipe 14 is communicated with the first shell and is positioned on one side of the first filter screen 13 close to the second liquid inlet pipe 10; the third valve 15 is mounted on the drain pipe 14; the fourth valve 16 is installed on the second liquid inlet pipe 10.

A first end of the connecting pipe 17 is communicated with the second liquid inlet pipe 10 and is located on one side of the fourth valve 16 away from the first shell 12, and a second end of the connecting pipe 17 is communicated with the third liquid inlet pipe 11; the fifth valve 18 is installed on the connection pipe 17.

The external water is communicated with the mixing pipe 1 through the second liquid inlet pipe 10, the fourth valve 16, the first shell 12, the first filter screen 13, the third liquid inlet pipe 11, the first valve 5 and the first liquid inlet pipe 4.

The water is filtered by means of a first sieve 13.

After a period of use, the first valve 5, the fourth valve 16 are closed, and the third valve 15, the fifth valve 18 are opened. The external water enters the first end of the connecting pipe 17 from the second liquid inlet pipe 10, then enters the third liquid inlet pipe 11 from the second end of the connecting pipe 17, then enters the first shell 12, the back of the first filter screen 13 is cleaned again, impurities on the first filter screen 13 are discharged through the liquid discharge pipe 14, and the first filter screen 13 is cleaned again. The first filter screen 13 does not need to be replaced frequently, and the production efficiency is improved.

After flushing, the third valve 15 and the fifth valve 18 are closed, and the first valve 5 and the fourth valve 16 are opened again.

The mechanism further comprises a second filter comprising: a second housing 19 and a second screen 20.

The second housing 19 is mounted on the first air inlet pipe 7 and communicated with the first air inlet pipe 7; the second sieve 20 is mounted within the second housing 19.

The air is filtered through the second filter 20 to prevent impurities from entering the mixing tube 1.

The bottom end of the second shell 19 is provided with an opening, a first joint 21 is formed at the opening, and a first protrusion 23 is arranged on the first joint 21.

The second filter further comprises a second joint 22, the second joint 22 is matched with the first joint 21, a second bulge 24 which is matched with the first bulge 23 in an extrusion manner is arranged on the second joint 22, and the second filter screen 20 is connected with the second joint 22.

By pushing the second connector 22 upward, the second protrusion 24 presses the first protrusion 23, the second protrusion 24 is placed above the first protrusion 23, the second connector 22 is connected to the first connector 21, and the second filter 20 is inserted into the second housing 19.

When the replacement is needed, the second connector 22 is pulled downwards, and the second protrusion 24 presses the first protrusion 23 until the second protrusion is separated. The second connector 22 is removed to facilitate replacement of the second screen 20.

The bottom of second casing 19 is equipped with row's miscellaneous pipe 25, arrange miscellaneous pipe 25 with second casing 19 intercommunication, arrange miscellaneous pipe 25 and be located one side that mixing pipe 1 was kept away from to second filter screen 20.

The mechanism further comprises a collecting pipe 26, and the collecting pipe 26 is in threaded connection with one end, far away from the second shell 19, of the impurity discharging pipe 25.

The impurities filtered by the second filter screen 20 pass through the opening, the first joint 21, the second joint 22 and the impurity discharge pipe 25 and enter the collecting pipe 26. After a period of use, the collecting pipe 26 is taken down, impurities are poured out, and then the collecting pipe 26 is installed.

The mechanism further comprises a resilient tab 27, the resilient tab 27 being located between the inner wall of the second housing 19 and the second screen 20. When installing second filter screen 20, second filter screen 20 effectively avoids second filter screen 20 to rock with the flexure strip 27 butt.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a gas-water mixing mechanism which characterized in that includes:

a mixing tube comprising oppositely disposed first and second ends;

the first end of the liquid outlet pipe is communicated with the mixing pipe;

the nozzle is communicated with the second end of the liquid outlet pipe;

the first liquid inlet pipe is communicated with the first end of the mixing pipe;

the first valve and the liquid flow regulator are arranged on the first liquid inlet pipe;

the first air inlet pipe is communicated with the second end of the mixing pipe;

the second valve and the air flow regulator are installed on the first air inlet pipe.

2. The gas-water mixing mechanism of claim 1, further comprising:

a second liquid inlet pipe and a third liquid inlet pipe; the third liquid inlet pipe is communicated with the first valve;

and the first filter is communicated with the second liquid inlet pipe and the third liquid inlet pipe.

3. The gas-water mixing mechanism according to claim 2, wherein the first filter comprises:

the first shell is communicated with the second liquid inlet pipe and the third liquid inlet pipe;

a first screen mounted within the first housing;

one end of the liquid discharge pipe is communicated with the first shell and is positioned on one side of the first filter screen close to the second liquid inlet pipe;

a third valve mounted on the drain pipe;

the fourth valve is arranged on the second liquid inlet pipe;

a first end of the connecting pipe is communicated with the second liquid inlet pipe and is positioned on one side of the fourth valve, which is far away from the first shell, and a second end of the connecting pipe is communicated with the third liquid inlet pipe;

a fifth valve mounted on the connecting tube.

4. The gas-water mixing mechanism of claim 1, further comprising a second filter, the second filter comprising:

the second shell is arranged on the first air inlet pipe and is communicated with the first air inlet pipe;

a second screen mounted within the second housing.

5. The air-water mixing mechanism according to claim 4, wherein an opening is formed at the bottom end of the second shell, a first joint is formed at the opening, and a first protrusion is arranged on the first joint;

the second filter also comprises a second joint, the second joint is matched with the first joint, a second bulge in extrusion fit with the first bulge is arranged on the second joint, and the second filter screen is connected with the second joint.

6. The air-water mixing mechanism as claimed in claim 5, wherein a trash discharge pipe is provided at the bottom end of the second housing, the trash discharge pipe is communicated with the second housing, and the trash discharge pipe is located at one side of the second filter screen far away from the mixing pipe;

the mechanism further comprises a collecting pipe, and the collecting pipe is in threaded connection with one end, far away from the second shell, of the impurity discharging pipe.

7. The air-water mixing mechanism of claim 5, further comprising an elastic sheet located between the inner wall of the second housing and the second filter screen.

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