CN204275700U - Air cleaner - Google Patents

Abstract

The air filter disclosed by the utility model includes a valve body, a cyclone blade assembly, a water cup, a water discharge device, a filter element and a water level monitoring mechanism. The upper end of the body is provided with a small-diameter connection part, the outer wall of the middle part of the cylinder is provided with a number of cyclone blades, the cylinder body is provided with a connecting column along the axial direction, the bottom of the connecting column is provided with a water retaining plate, and the filter element is set against the small-diameter connection part and the water retaining plate. Between the plates; the water level monitoring mechanism includes an upper connection part arranged on the outer wall of the water cup, a lower connection part matched with the upper connection part, an inspection tube is arranged between the upper connection part and the lower connection part, and a wire Blocking. The utility model has the advantages of simple and reasonable structure, large working flow, energy saving, convenient installation, high accuracy of water level monitoring and convenient drainage.

Description

air filter

technical field

The utility model relates to the technical field of air source processing components, in particular to an air filter.

Background technique

In the field of pneumatic components, an air filter is an air source treatment component that filters and discharges the moisture in the compressed air. The humidity of the compressed air after treatment is reduced, which can prevent the inner wall of the pipeline and the valve core of the air control component from rusting. The air filter mainly includes a valve body, a cyclone blade assembly, a filter element, a water cup and a drainer. The valve body is respectively provided with an air inlet and an air outlet. Compressed air enters the valve body from the air inlet and produces a whirlwind The air flow separates the moisture in the compressed air, and the separated moisture is collected in the water cup, and the water in the cup is discharged from the water discharge device, and the dried compressed air is filtered out by the filter element, and finally discharged from the air outlet. The authorized announcement number is CN201755443U, which discloses a "high-pressure gas filter". The structure of the cyclone blade assembly includes a straight cylinder, and the outer wall of the cylinder is provided with cyclone blades. When installing, the cylinder is connected with the valve body, and the filter element is set In the cylinder, the separated gas enters the filter element through the gap between the cylinder body and the filter element. However, since the cylinder body is set in a straight cylinder shape, the gap between the cylinder body and the filter element is small, resulting in a small air flow during operation. , it is difficult to meet the work demand of large flow. In addition, in order to monitor the water level in the water cup, the air filter is usually equipped with a water level monitoring mechanism. However, due to the unreasonable structural setting of the existing water level monitoring mechanism, there are the following defects: First, due to the complicated structure setting, resulting in Installation is relatively inconvenient; second, the water level monitoring device is usually set as an integrated closed mechanism, which makes it inconvenient to drain the moisture in the water level monitoring device, causing inconvenient use and affecting the accuracy of water level monitoring.

Utility model content

The purpose of this utility model is to provide an air filter with simple and reasonable structure, large working flow, energy saving, convenient installation, high accuracy of water level monitoring and convenient drainage in view of the defects and deficiencies of the prior art.

In order to achieve the above object, the utility model adopts the following technical solutions:

The air filter described in the utility model includes a valve body, a cyclone blade assembly, a water cup, a water dispenser, a filter element and a water level monitoring mechanism, the valve body is provided with an air inlet and an air outlet, and the water cup and the valve body The lower part of the water cup is fixedly connected, the bottom of the water cup is provided with the water dispenser, the cyclone blade assembly is arranged in the water cup and is fixedly connected with the valve body, the cyclone blade assembly includes a cylinder, and the cylinder It is in the shape of a trumpet whose diameter gradually increases from top to bottom, and the upper end of the cylinder is provided with a small-diameter connecting part, and the cylinder is connected with the valve body through the small-diameter connecting part, and the outer wall of the middle part of the cylinder is along the A number of cyclone blades are arranged in the circumferential direction, and a connecting column integrally connected with the cylinder is arranged in the cylinder in the axial direction. inside the body, and the filter element is arranged between the small-diameter connection part and the water baffle; the water level monitoring mechanism includes an upper connection part arranged on the outer wall of the water cup, and a lower connection part matched with the upper connection part part, an inspection tube is arranged between the upper connection part and the lower connection part, the bottom of the lower connection part is sealed with a plug, the upper connection part, the inspection tube, the lower connection part and the A chamber is formed between the plugs, the bottom side wall of the water cup is provided with a water hole communicating with the chamber, and the upper side wall of the water cup is provided with an air hole communicating with the chamber.

Further, the plug is screwed to the lower connection part, and a sealing ring is provided between the plug and the lower connection part.

Further, the filter element is in the shape of a straight cylinder, and the upper outer wall of the filter element is in contact with the upper inner wall of the cylinder body.

The beneficial effects of the utility model are: compared with the prior art, the utility model sets a trumpet-shaped cylinder body whose diameter gradually increases from top to bottom, and integrates a connecting column in the cylinder body, and sets a water retaining column at the bottom of the connecting column. The plate and the filter element are sleeved in the cylinder and clamped between the small-diameter connection part and the water baffle. When the utility model works, under the action of the trumpet-shaped cylinder, the axis between the cylinder and the filter core is effectively increased. To the gap, thereby effectively improving the gas flow rate of the utility model when it is working, meeting the work requirements of large flow rate, and due to the increase of the flow rate, the working efficiency of the utility model is improved, and the effect of saving energy consumption is further achieved; by setting The water level monitoring mechanism is composed of the upper connection part, the inspection tube, the lower connection part and the screw plug. The structure is simple to set up and the assembly is quick. The liquid in the water cup flows into the chamber through the water hole, so that the user can observe the water level from the inspection tube. By setting the air hole, the air pressure in the chamber can always be kept in balance, which improves the accuracy of water level monitoring; by setting the plug, when the liquid in the above chamber needs to be discharged, it is only necessary to take out the plug, which is convenient for drainage , more convenient to use.

Description of drawings

Fig. 1 is a schematic diagram of the overall front section structure of the utility model;

Fig. 2 is a schematic diagram of the overall side sectional structure of the utility model.

In Figure 1 and Figure 2:

1. Valve body; 11. Air inlet; 12. Air outlet; 2. Water cup; 21. Water hole; 22. Air hole; 3. Water drainer; 4. Filter element; 51. Cylinder body; 52. Small diameter connection part; 53 , cyclone blade; 54, connecting column; 6, water retaining plate; 71, upper connecting part; 72, lower connecting part; 73, inspection tube; 74, plug; 75, chamber; 76, sealing ring.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described.

The air filter shown in Figure 1 and Figure 2 includes a valve body 1, a cyclone blade assembly, a water cup 2, a water dispenser 3, a filter element 4 and a water level monitoring mechanism, and the valve body 1 is provided with an air inlet 11 and an air outlet 12, The water cup 2 is fixedly connected with the lower part of the valve body 1, and the bottom of the water cup 2 is provided with a drainer 3, and the cyclone blade assembly is arranged in the water cup 2 and is fixedly connected with the valve body 1. The operating principle of the utility model is the same as that of the existing air filter, so details are not repeated here.

The cyclone blade assembly includes a cylinder body 51, the cylinder body 51 is in the shape of a trumpet whose diameter gradually increases from top to bottom, and the upper end of the cylinder body 51 is provided with a small-diameter connecting portion 52, and the cylinder body 51 is connected with the valve body 1 through the small-diameter connecting portion 52, The middle outer wall of the cylinder 51 is provided with several cyclone blades 53 along the circumferential direction, and the connecting column 54 integrally connected with the cylinder 51 is arranged in the cylinder 51 along the axial direction, and the bottom of the connecting column 54 is provided with a water retaining plate 6, and the filter element 4 is sleeved in the cylinder body 51, and the filter element 4 is arranged between the small-diameter connecting portion 52 and the water retaining plate 6. By setting the above structure, when the utility model is working, under the action of the trumpet-shaped cylinder 51, the axial gap between the cylinder 51 and the filter element 4 is effectively increased, thereby effectively improving the gas pressure when the utility model is working. The flow rate satisfies the working requirement of large flow rate, and because of the increased flow rate, the working efficiency of the utility model is improved, and the effect of saving energy consumption is further achieved.

The water level monitoring mechanism comprises an upper connecting part 71 arranged on the outer wall of the water cup 2, a lower connecting part 72 matched with the upper connecting part 71, an inspection tube 73 is arranged between the upper connecting part 71 and the lower connecting part 72, and the bottom of the lower connecting part 72 Sealed with a plug 74, a chamber 75 is formed between the upper connection part 71, the inspection tube 73, the lower connection part 72 and the plug 74, and the bottom side wall of the water cup 2 is provided with a water hole 21 communicating with the chamber 75. The upper side wall of the water cup 2 is provided with an air hole 22 communicating with the chamber 75 . By setting the water level monitoring mechanism composed of the upper connection part 71, the inspection pipe 73, the lower connection part 72 and the plug 74, the structure is simple and the assembly is quick. The liquid in the water cup 2 flows into the chamber 75 through the water hole 21, The user can observe the height of the water level from the inspection tube 73. By setting the air hole 22, the air pressure in the chamber 75 can always be kept in balance, which improves the accuracy of water level monitoring; When there is liquid in the chamber 75, only need to take out the plug 74 and get final product, the drainage is convenient, and the use is more convenient.

In order to make the loading and unloading between the plug 74 and the lower connecting portion 72 more convenient, the plug 74 is threadedly connected with the lower connecting portion 72, and a sealing ring 76 is arranged between the plug 74 and the lower connecting portion 72. By setting the sealing ring 76 , effectively improving the sealing performance in the chamber 75, so that the accuracy of water level monitoring is higher. The filter element 4 is in the shape of a straight cylinder, and the upper outer wall of the filter element 4 is in contact with the upper inner wall of the cylinder body 51 . By arranging the above structure, the stability of the filter element 4 is effectively guaranteed to be installed.

The above is only a preferred embodiment of the utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the utility model patent application scope are all included in the utility model patent application scope .

Claims (3)

1. air cleaner, comprise valve body, cyclone blade assembly, water tumbler, tailrace, filter core and water level monitoring mechanism, described valve body is provided with air inlet and gas outlet, described water tumbler is fixedly connected with the bottom of described valve body, the bottom of described water tumbler is provided with described tailrace, described cyclone blade assembly to be located in described water tumbler and to be fixedly connected with described valve body, it is characterized in that: described cyclone blade assembly comprises cylindrical shell, described cylindrical shell is diametrically cumulative horn-like from top to bottom, the upper end of described cylindrical shell is provided with path connecting portion, described cylindrical shell is connected by described path connecting portion and described valve body, the middle part outer wall of described cylindrical shell is circumferentially provided with some cyclone blades, the joint pin that connect integrated with described cylindrical shell is provided with vertically in described cylindrical shell, the bottom of described joint pin is provided with water fender, described filter core is sheathed in described cylindrical shell, and described filter core is to being located between described path connecting portion and described water fender, described water level monitoring mechanism comprises the upper connecting portion being arranged at described water tumbler outer wall, the lower connecting portion coordinated with described upper connecting portion, be provided with to inspect between described upper connecting portion and lower connecting portion and manage, the sealed bottom of described lower connecting portion is provided with plug, chamber is formed between described upper connecting portion, described inspection pipe, described lower connecting portion and described plug, the bottom sidewall of described water tumbler is provided with the water hole with described chamber, and the upper portion side wall of described water tumbler is provided with the pore with described chamber.

2. air cleaner according to claim 1, is characterized in that: described plug is threaded with described lower connecting portion, and is provided with sealing ring between described plug and described lower connecting portion.

3. air cleaner according to claim 1, is characterized in that: described filter core is straight-tube shape, and the external wall of upper portion of described filter core offsets with the upper inside wall of described cylindrical shell and coordinates.