CN210964144U

CN210964144U - Stainless steel filter capable of discharging sewage

Info

Publication number: CN210964144U
Application number: CN201921765479.2U
Authority: CN
Inventors: 王素丽; 刘培科; 徐勇
Original assignee: Xinxiang Meilin Technology Co ltd
Current assignee: Xinxiang Meilin Technology Co ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-07-10
Anticipated expiration: 2029-10-21

Abstract

The utility model relates to a filter for petrochemical, concretely relates to but stainless steel blowdown filter. Including filter body, filter body includes the shell, sets up inside just being used for filtering impurity's filter core, set up on shell upper portion and with the inside cap that is linked together of filter core and shell, cap upper portion is provided with into oil pipe along the horizontal direction, the cap is inside to be provided with honeycomb duct one along vertical direction, honeycomb duct one upwards extends and advances oil pipe intercommunication, cap upper portion is provided with out oil pipe along the horizontal direction, cap upper portion intermediate position is provided with honeycomb duct two perpendicularly, honeycomb duct two and play oil pipe intercommunication, advance oil pipe and be located same horizontal plane with an oil pipe, the shell bottom is provided with the blow off pipe, be provided with the blowoff valve on the blow off pipe. The utility model discloses the filter core is quick detachable, and filter screen impurity is easy to handle, the blowdown is convenient.

Description

Stainless steel filter capable of discharging sewage

Technical Field

The utility model relates to a filter for petrochemical, concretely relates to but stainless steel blowdown filter.

Background

The petroleum product filter is mainly applied to the petroleum fuel industry, the industrial oil industry and the biofuel industry; petroleum fuel: gasoline, diesel and other finished oils; ethanol/diesel, methanol/diesel and other mixed fuels; industrial oil: lubricating oil, hydraulic oil, gear oil, compressor oil, marine oil, transformer oil, coolant, shock absorber fluid, and the like; various chemical solvents and synthetic liquids. The filtering net is made of metal wire net with different meshes, and has the functions of filtering molten material flow and increasing material flow resistance, so that it can filter out mechanical impurity and raise mixing or plasticizing effect. Has the performances of acid resistance, alkali resistance, temperature resistance, wear resistance and the like; the method is mainly used in the industries of mining, petroleum, chemical industry, food, medicine, mechanical manufacturing and the like. The filter screen is divided into a textile fiber filter screen and a metal filter screen. Machines equipped with a filtering net are called filters, which are used to filter natural water and food, etc. The metal filter screen is made of a multi-layer expanded aluminum foil net or stainless steel net and is rolled into a wave net shape, the wave net shape is overlapped with the wave net shape in a crossing way at a correct angle, and the multi-layer folded and expanded filter screens are arranged from thick to thin in different densities and apertures, so that the flowing direction of an object is changed for many times when the object passes through the filter screens, and the efficiency of the filter screens is improved. The impurities in the filter screen of the existing oil filter are inconvenient to clean, and the filter screen is inconvenient to disassemble.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome not enough among the prior art, it is inconvenient to avoid filter screen impurity processing and blowdown, and provides a stainless steel filter that can blowdown, the utility model discloses the filter core is quick detachable, and filter screen impurity is easy to handle, the blowdown is convenient.

In order to realize the above purpose, the utility model discloses a technical scheme is: the utility model provides a but stainless steel blowdown filter, includes filter body, filter body includes the shell, sets up at inside just being used for filtering impurity's filter core, set up at shell upper portion and with the inside cap that is linked together of filter core shell, cap upper portion is provided with into oil pipe along the horizontal direction, the cap is inside to be provided with honeycomb duct I along vertical direction, honeycomb duct I upwards extends and advances oil pipe intercommunication, cap upper portion is provided with out oil pipe along the horizontal direction, cap upper portion intermediate position is provided with honeycomb duct two perpendicularly, honeycomb duct two and play oil pipe intercommunication, it is located same horizontal plane with an oil pipe to advance oil pipe, the shell bottom is provided with the blow off pipe, be provided with the blowoff valve on the blow off pipe

In order to further realize the utility model discloses, can prefer following technical scheme for use:

preferably, the oil inlet pipe and the oil outlet pipe are vertically distributed, three small holes are uniformly formed in the bottom of the cap and below the flow guide pipe, and the first flow guide pipe is communicated with the inside of the shell through the small holes.

Preferably, the outer side wall of the lower end part of the cap is provided with an annular mounting fixture block, the inner side wall of the upper end part of the shell is provided with an annular through groove matched with the mounting fixture block, the lower end part of the cap is clamped on the upper part of the shell, bolt holes are uniformly formed in the cap, and the cap is connected with external equipment through bolts.

Preferably, the filter core includes the base, set up cylindric filter screen on the base, set up on filter screen upper portion and be used for the installation department of fixed mounting filter core, the filter screen intermediate position is cylindric cavity, and the filter screen outside-in is protective layer, filter layer, dispersion layer, casing ply, skeleton enhancement layer in proper order.

Preferably, installation department upper portion lateral wall is provided with the screw thread, cap upper portion be provided with installation department assorted mounting groove, the filter core passes through installation department screw thread to be installed in the mounting groove.

Preferably, intermediate position is provided with logical groove in the installation department, two downwardly extending of honeycomb duct communicate with the mounting groove, the honeycomb duct is two to communicate through the cavity that leads to groove and filter screen.

Preferably, a first sealing rubber ring is arranged between the lower end part of the cap and the upper part of the filter element, and a second sealing rubber ring is arranged between the cap and the shell.

The utility model has the advantages that:

1. the utility model discloses in be provided with the shell, the filter core, the cap, the shell bottom is provided with the blow off pipe, be provided with the blowoff valve on the blow off pipe, the filter core passes through the screw thread and installs on the cap, the cap passes through bolt fixed mounting on the shell, cap upper portion has been seted up along the horizontal direction and has been advanced oil pipe and go out oil pipe, and advance oil pipe and be 90 degrees distributions with play oil pipe, honeycomb duct one and honeycomb duct two have been seted up along vertical direction to the cap inside, inside honeycomb duct one communicates into oil pipe and shell, inside honeycomb duct two intercommunication go out oil pipe and filter core, during filtration, go out through the filter core in oil department inlet pipe gets into the shell and go out from an oil pipe, the back flush, back flush matter gets into from a play oil pipe through the filter.

2. The bottom of the middle cap of the utility model is positioned below the flow guide pipe and is evenly provided with three small holes, the first flow guide pipe is communicated with the inside of the shell through the three small holes, and the oil coming from the oil inlet pipe is shunted by the three small holes below the flow guide pipe, so that the impulse of the oil is reduced, the oil enters the shell relatively gently, and the unnecessary loss of the filter screen is reduced; and can also avoid the oil to be the splash mode and get into the filter screen, cause the filter screen filter fineness to reduce.

Drawings

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

fig. 2 is a top view of the cap of the present invention;

FIG. 3 is a cross-sectional view taken from top A-A;

FIG. 4 is a schematic view of the filter element of the present invention;

fig. 5 is a bottom view of the cap of the present invention;

fig. 6 is a second cross-sectional view of the present invention;

wherein: 1-shell, 2-filter element, 3-cap, 4-oil inlet pipe, 5-oil outlet pipe, 6-draft tube I, 7-draft tube II, 8-blow-off pipe, 9-blow-off valve, 10-small hole, 11-installation fixture block, 12-base, 13-filter screen, 14-installation part, 15-cavity, 16-through groove, 17-installation groove, 18-sealing rubber ring I and 19-sealing rubber ring II.

Detailed Description

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral 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.

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.

Example 1:

as shown in fig. 1-6, the stainless steel pollution discharge filter comprises a filter body, wherein the filter body comprises a shell 1, a filter element 2 which is arranged in the shell 1 and is used for filtering impurities in petroleum, and a cap 3 which is arranged at the upper part of the shell and is communicated with the inside of the filter element shell, a pollution discharge pipe 8 is arranged at the bottom of the shell, and a pollution discharge valve 9 is arranged on the pollution discharge pipe;

the cap is in an inverted convex shape, a mounting groove 17 is formed in the middle of the inner portion of the cap, internal threads are arranged in the mounting groove, the filter element comprises a base 12, a filter screen 13 mounted on the base, and a mounting portion 14 located on the upper portion of the filter screen and used for fixedly mounting the filter element, external threads matched with the internal threads are formed in the outer side wall of the upper portion of the mounting portion, and the upper portion of the filter element 2 is mounted in the cap 3 through threads; the outer side wall of the lower end part of the cap is provided with an annular mounting fixture block 11, the inner side wall of the upper end part of the shell is provided with an annular through groove matched with the mounting fixture block, the lower end part of the cap is clamped at the upper part of the shell, the cap is uniformly provided with four bolt holes, bolts are arranged in the bolt holes, and the cap is connected with external equipment through the bolts; a first sealing rubber ring 18 is arranged between the lower end part of the cap and the upper part of the filter element, and a second sealing rubber ring 19 is arranged between the cap and the shell, so that the filter element is convenient to mount and dismount, and the sealing performance is strong;

an oil inlet pipe 4 is arranged on the upper part of the cap 2 along the horizontal direction, a flow guide pipe I6 is arranged inside the cap along the vertical direction, the flow guide pipe I extends upwards and is communicated with the oil inlet pipe, three small holes 10 are uniformly arranged at the bottom of the cap below the flow guide pipe, and the flow guide pipe I is communicated with the inside of the shell through the three small holes; the first flow guide pipe is communicated with the inside of the shell through a small hole; an oil outlet pipe 5 is arranged on the upper portion of the cap in the horizontal direction, a second flow guide pipe 7 is vertically arranged in the middle of the upper portion of the cap and communicated with the oil outlet pipe, the oil inlet pipe and the oil outlet pipe are located on the same horizontal plane, and the oil inlet pipe and the oil outlet pipe are distributed on the cap at 90 degrees; a through groove 16 is arranged in the middle of the mounting part at the upper part of the filter element, a second flow guide pipe extends downwards to be communicated with the mounting groove, and the through groove is communicated with the second flow guide pipe to be communicated with the inside of the filter element; the filter screen in the structure has the advantages of easy impurity treatment and convenient pollution discharge; the three small holes below the flow guide pipe are used for shunting the oil entering from the oil inlet pipe, so that the impulse of the oil is reduced, the oil enters the shell relatively smoothly, and the unnecessary loss of the filter screen is reduced; the oil can be prevented from entering the filter screen in a splashing way, so that the filtering precision of the filter screen is reduced;

the middle position of a filter screen of the filter element is a cylindrical cavity, the filter screen is sequentially provided with a protective layer, a filter layer, a dispersion layer, a framework layer and a framework reinforcing layer from outside to inside, and the filter element consisting of the protective layer, the filter layer, the dispersion layer, the framework layer and the framework reinforcing layer not only has uniform and stable filtering precision, but also has higher strength and rigidity, and can effectively adapt to the requirements of the compressive strength and the filtering granularity of each link in the oil filtering process; the protective layer, the filter layer, the dispersion layer, the framework layer and the framework reinforcing layer have smooth pore passages, and are convenient for back washing and cleaning.

The working process of the embodiment is as follows:

the oil enters the cap from the oil inlet pipe, enters the flow guide pipe through the oil inlet pipe, enters the shell through the three small holes, is filtered to remove impurities from the shell through the filter screen and enters the filter element cavity, passes through the upper part of the filter element from the filter element cavity, enters the oil outlet pipe from the through groove of the filter element through the flow guide pipe II, and finally is filtered to exit from the oil outlet pipe; during back flushing, back flushing medium is introduced from the oil outlet pipe, enters the through groove in the upper part of the filter element through the second flow guide pipe, falls into the cavity of the filter element from the through groove under the action of gravity, flows out of the cavity of the filter element and enters the shell, and the back flushing medium containing impurities after back flushing is discharged from the drain pipe by opening the drain valve.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a but stainless steel blowdown filter, includes the filter body which characterized in that: the filter body comprises a shell, a filter element arranged inside the shell and used for filtering impurities, and a cap arranged on the upper portion of the shell and communicated with the inside of the filter element shell, wherein an oil inlet pipe is arranged on the upper portion of the cap along the horizontal direction, a first flow guide pipe is arranged inside the cap along the vertical direction, the first flow guide pipe extends upwards and is communicated with the oil inlet pipe, an oil outlet pipe is arranged on the upper portion of the cap along the horizontal direction, a second flow guide pipe is vertically arranged in the middle of the upper portion of the cap, the second flow guide pipe is communicated with the oil outlet pipe, the oil inlet pipe and the oil outlet pipe are located on the same horizontal plane, a drain pipe is.

2. The stainless steel drainable filter as claimed in claim 1, wherein: the oil inlet pipe and the oil outlet pipe are vertically distributed, three small holes are uniformly formed in the bottom of the cap and below the flow guide pipe, and the first flow guide pipe is communicated with the inside of the shell through the small holes.

3. The stainless steel drainable filter as claimed in claim 1, wherein: the outer side wall of the lower end part of the cap is provided with an annular mounting fixture block, the inner side wall of the upper end part of the shell is provided with an annular through groove matched with the mounting fixture block, the lower end part of the cap is clamped on the upper part of the shell, bolt holes are uniformly formed in the cap, and the cap is connected with external equipment through bolts.

4. The stainless steel drainable filter as claimed in claim 1, wherein: the filter core includes the base, sets up cylindric filter screen, setting on the base and set up the installation department on filter screen upper portion and be used for the fixed mounting filter core, the filter screen intermediate position is cylindric cavity, and the filter screen outside-in is protective layer, filter layer, dispersion layer, casing layer, skeleton enhancement layer in proper order.

5. The stainless steel drainable filter as claimed in claim 4, wherein: the installation department upper portion lateral wall is provided with the screw thread, cap upper portion be provided with installation department assorted mounting groove, the filter core passes through installation department screw thread to be installed in the mounting groove.

6. The stainless steel drainable filter as claimed in claim 5, wherein: intermediate position is provided with logical groove in the installation department, two downwardly extending of honeycomb duct communicate with the mounting groove, the cavity intercommunication of honeycomb duct two-way logical groove and filter screen.

7. The stainless steel drainable filter as claimed in claim 1, wherein: a first sealing rubber ring is arranged between the lower end of the cap and the upper part of the filter element, and a second sealing rubber ring is arranged between the cap and the shell.