CN211987392U

CN211987392U - Fine sand catcher

Info

Publication number: CN211987392U
Application number: CN202020336448.1U
Authority: CN
Inventors: 张燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-11-24
Anticipated expiration: 2030-03-17

Abstract

The utility model discloses a fine sand grain trapper, including the casing, be equipped with water inlet and delivery port on the casing, be equipped with on the water inlet along the skeleton in the water inlet axial extension to casing, be equipped with the filter screen group that is used for filtering fine sand on the skeleton, filter screen group is including setting up the interior filter screen group of outer filter screen group and setting survey in the skeleton on the skeleton outside. By adopting the fine sand catcher with the structure, water with fine sand discharged by the mechanical filter enters the shell through the water inlet, the fine sand in the water is filtered for the first time by the inner filter screen group, and the fine sand is filtered for the second time by the outer filter screen group on the framework. And discharging the water after twice filtration through a water outlet to enter subsequent equipment. In conclusion, the utility model overcomes the problem that the water with fine sand discharged from the mechanical filter in the prior art directly enters the subsequent core equipment to destroy the subsequent core equipment.

Description

Fine sand catcher

[ technical field ] A method for producing a semiconductor device

The application relates to the field of water filtration, in particular to a fine sand catcher.

[ background of the invention ]

A mechanical filter is needed in the preparation process of pure water, a small amount of fine sand is discharged in the filtering process of the mechanical filter, and the leaked fine sand can damage subsequent core equipment (such as an RO membrane) when entering the subsequent core equipment.

To protect subsequent core equipment (such as RO membranes) a trap is needed that filters the fine sand that leaks out of the mechanical filter.

[ Utility model ] content

The utility model discloses the problem of destroying subsequent core equipment in the water that has fine sand of exhaust among the mechanical filter to above-mentioned prior art existence directly gets into subsequent core equipment is improved, provides a fine sand grain trapper.

For solving above-mentioned technical problem, a fine sand grain trapper, which comprises a housin, be equipped with water inlet and delivery port on the casing, be equipped with on the water inlet and follow water inlet axial extension extremely skeleton in the casing, be equipped with the filter screen group that is used for filtering fine sand on the skeleton, the filter screen group is including setting up outer filter screen group on the skeleton outside is in with the setting interior filter screen group of survey in the skeleton.

As an improvement of above-mentioned fine sand grain trapper, interior filter screen group is including setting up on the skeleton and along skeleton axial extension's support frame and connection are in a plurality of interior filter screens on the support frame.

As an improvement of above-mentioned fine sand grain trapper, it is a plurality of interior filter screen includes along the first interior filter screen of the axial interval distribution of support frame, second interior filter screen, third interior filter screen and fourth interior filter screen.

As an improvement of the fine sand catcher, the framework is provided with a slide rail extending along the axial direction of the framework, and the support frame is provided with a slide block capable of sliding along the slide rail.

As an improvement of the fine sand catcher, the supporting frame is provided with a first protrusion which can extend out of or retract into the supporting frame, and the sliding rail is provided with a first groove for the first protrusion to insert.

As an improvement of the fine sand catcher, the inner filter screen is provided with a second protrusion extending along the radial direction of the framework, and the support frame is provided with a second groove for the second protrusion to be inserted into.

As an improvement of the fine sand catcher, the aperture of the filter holes of the outer filter screen group is smaller than that of the filter holes of the inner filter screen group.

As an improvement of the fine sand catcher, a water outlet filter screen is arranged on the water outlet.

As an improvement of the fine sand catcher, a window is arranged on the position of the shell corresponding to the filter screen group.

As an improvement of the fine sand catcher, the flange covers are arranged on the water outlet and the water inlet, and the axes of the water inlet and the water outlet are mutually vertical.

Compared with the prior art, the utility model has the advantages of as follows:

the utility model provides a fine sand catcher adopts the fine sand catcher of this kind of structure, and mechanical filter exhaust water with fine sand via the water inlet gets into in the casing, utilize interior filter screen group carries out the first filtration to the fine sand in the aquatic, utilizes outer filter screen group carries out the second filtration to fine sand. And discharging the water after twice filtration through a water outlet to enter subsequent equipment. In conclusion, the utility model overcomes the problem that the water with fine sand discharged from the mechanical filter in the prior art directly enters the subsequent core equipment to destroy the subsequent core equipment.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below.

FIG. 1 is a schematic structural view of a fine sand trap according to the present application;

fig. 2 is a schematic structural diagram of the fine sand trap of the present application.

[ detailed description ] embodiments

In order to make the technical problems, technical solutions and advantageous effects solved by the present application more clear and obvious, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

By a fine sand grain trapper shown in fig. 1-fig. 2, including casing 1, be equipped with water inlet 2 and delivery port 3 on the casing 1, be equipped with on the water inlet 2 and follow 2 axial extensions of water inlet extend to skeleton 4 in the casing 1, be equipped with the filter screen group 55 that is used for filtering fine sand on the skeleton 4, filter screen group 55 is including setting up outer filter screen group 5 on the skeleton 4 outside is in with setting up the interior filter screen group 6 of survey in the skeleton 4. By adopting the fine sand particle catcher with the structure, water with fine sand discharged by the mechanical filter enters the shell 1 through the water inlet 2, the fine sand in the water is filtered for the first time by the inner filter screen group 6, and the fine sand is filtered for the second time by the outer filter screen group 5 on the framework 4. The water after twice filtration is discharged from the water outlet 3 and enters subsequent equipment. In conclusion, the utility model overcomes the problem that the water with fine sand discharged from the mechanical filter in the prior art directly enters the subsequent core equipment to destroy the subsequent core equipment.

Further, interior filter screen group 6 is including setting up on the skeleton 4 and along skeleton 4 axial extension's support frame 61 and connection are in a plurality of interior filter screens 62 on the support frame 61. By adopting the structure, the structure is simple and the use is convenient.

Further, the inner screens 62 include a first inner screen 621, a second inner screen 622, a third inner screen 623 and a fourth inner screen 624 which are distributed at intervals in the axial direction of the support frame 61. First inner filter screen 621 adopts the fabric filter screen, second inner filter screen 622 adopts the glass fiber filter screen, third inner filter screen 623 with filter screen 624 adopts the stainless steel construction filter screen in the fourth. By adopting the structure, when the water flows into the framework 4, the water passes through the first inner filter screen 621, the second inner filter screen 622, the third inner filter screen 623, the fourth inner filter screen 624 and the outer filter screen group 5 and enters the inner cavity of the shell 1 after being sequentially filtered, and then enters the subsequent equipment after being discharged from the water outlet 3. The outer filter screen group 5 is a stainless steel filter screen welded on the framework 4. With this structure, the filtering effect can be further improved.

Furthermore, be equipped with on the skeleton 4 along 4 axially extended slide rails 7 of skeleton, be equipped with on the support frame 61 and follow slide rail 7 gliding slider 8. By adopting the structure, the structure is simple and the implementation is convenient.

Furthermore, the supporting frame 61 is provided with a first protrusion 9 capable of extending out of or retracting into the supporting frame 61, and the slide rail 7 is provided with a first groove 10 for inserting the first protrusion 9. By adopting the structure, when the sliding block 8 slides to the first groove 10 along the sliding rail 7, the first protrusion 9 is inserted into the first groove 10 to realize that the supporting frame 61 is installed and fixed on the framework 4, and the structure is simple and convenient to implement.

Further, the inner filter screen 62 is provided with a second protrusion 11 extending along the radial direction of the framework 4, and the support frame 61 is provided with a second groove 12 for inserting the second protrusion 11. By adopting the structure, the structure is simple and the implementation is convenient.

Further, the aperture of the filtering pores of the outer filter screen assembly 5 is smaller than that of the filtering pores of the inner filter screen assembly 6. By adopting the structure, the water body can be further filtered, and the filtering effect is improved.

Furthermore, a water outlet filter screen 13 is arranged on the water outlet 3. By adopting the structure, the water body can be further filtered, and the filtering effect is improved.

Furthermore, a window 14 is arranged on the housing 1 corresponding to the filter screen set 55. With this structure, the use of the filter screen pack 55 can be visually observed and replaced in time.

Further, the water outlet 3 and the water inlet 2 are provided with flange covers 15, and the axes of the water inlet 2 and the water outlet 3 are perpendicular to each other. The flange cover 15 is installed on the water outlet 3 and the water inlet 2 through a flange quick-release structure, and is simple in structure and convenient to implement.

The utility model discloses scheme a fine sand grain trapper's theory of operation as follows:

the utility model provides a fine sand grain trapper, mechanical filter exhaust water with fine sand via the water inlet gets into in the casing, utilize interior filter screen group carries out the first filtration to the fine sand in the aquatic, utilizes on the skeleton outer filter screen group carries out the second filtration to fine sand. And discharging the water after twice filtration through a water outlet to enter subsequent equipment. In conclusion, the utility model overcomes the problem that the water with fine sand discharged from the mechanical filter in the prior art directly enters the subsequent core equipment to destroy the subsequent core equipment.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application. Furthermore, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the disclosure to the particular forms disclosed. Similar or identical methods, structures, etc. as used herein, or several technical inferences or substitutions made on the concept of the present application should be considered as the scope of the present application.

Claims

1. The utility model provides a fine sand grain trapper, its characterized in that, includes casing (1), be equipped with water inlet (2) and delivery port (3) on casing (1), be equipped with the edge on water inlet (2) axial extension extremely skeleton (4) in casing (1), be equipped with filter screen group (55) that are used for filtering fine sand on skeleton (4), filter screen group (55) are including setting up outer filter screen group (5) on the skeleton (4) outside are in with the setting interior filter screen group (6) of survey in skeleton (4).

2. A fine sand trap according to claim 1, characterized in that the inner screen pack (6) comprises a support frame (61) arranged on the framework (4) and extending axially along the framework (4) and a plurality of inner screens (62) connected to the support frame (61).

3. A fine sand trap as claimed in claim 2, characterised in that the plurality of inner screens (62) comprises a first inner screen (621), a second inner screen (622), a third inner screen (623) and a fourth inner screen (624) spaced apart in the axial direction of the support frame (61).

4. A fine sand trap as claimed in claim 3 wherein the frame (4) is provided with a slide rail (7) extending axially along the frame (4), and the support frame (61) is provided with a slide block (8) slidable along the slide rail (7).

5. A fine sand trap as claimed in claim 4, wherein the supporting frame (61) is provided with a first protrusion (9) which can extend out of or retract into the supporting frame (61), and the slide rail (7) is provided with a first groove (10) into which the first protrusion (9) can be inserted.

6. A fine sand trap as claimed in claim 5, characterized in that the inner screen (62) is provided with second protrusions (11) extending radially of the frame (4), and the support frame (61) is provided with second grooves (12) into which the second protrusions (11) are inserted.

7. A fine sand trap according to claim 1, characterized in that the filter pores of the outer screen pack (5) have a smaller pore size than the filter pores of the inner screen pack (6).

8. A fine sand trap according to claim 1, characterized in that the outlet (3) is provided with a water outlet filter screen (13).

9. A fine sand trap according to claim 1, characterized in that a window (14) is provided in the housing (1) in a position corresponding to the screen pack (55).

10. A fine sand trap according to claim 1, characterized in that the outlet (3) and the inlet (2) are provided with flanged covers (15), the axes of the inlet (2) and the outlet (3) being perpendicular to each other.