CN210495424U

CN210495424U - Large-flux filtering structure of stainless steel multilayer sintering net basket

Info

Publication number: CN210495424U
Application number: CN201921079542.7U
Authority: CN
Inventors: 权泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-05-12
Anticipated expiration: 2029-07-10

Abstract

The utility model discloses a large-flux filtering structure of a stainless steel multilayer sintering basket, which comprises a filtering outer cylinder, a compression ring and a filtering inner cylinder; a plurality of filtering through grooves for placing the filtering inner cylinder are formed in the filtering outer cylinder; the top positions of the compression ring and the filtering inner cylinder are compressed at the top position of the filtering outer cylinder through bolts, the filtering inner cylinder comprises an end head, an outer wall, an inner wall, a filtering layer and an end tail, the filtering inner cylinder is integrally of a long cylindrical structure with one open end, the end head is arranged on the open end, the end tail is arranged on the end part of the long cylindrical structure far away from the end head side, and a water baffle is arranged on the long cylindrical structure with the end tail side; the end is the ring structure, and inner wall and outer wall setting form the cavity structure between end and end tail, the filter layer is established in the cavity structure, the filter layer sets up in the cavity structure along the reciprocating bending folding setting of the diameter direction of outer wall.

Description

Large-flux filtering structure of stainless steel multilayer sintering net basket

Technical Field

The utility model relates to a be used for organic liquid filtration fields such as making wine, beverage, food, pharmaceutical industry, especially a big flux filtration of stainless steel multilayer sintering basket.

Background

The traditional wine or beverage liquid filtering system consists of a container, a non-woven fabric (or single-layer stainless steel net) filter bag and a supporting net basket. Its advantage is that filtration throughput is big, efficient height, shortcoming: the filter bag is easy to wear and tear, easy to leak laterally, frequent to replace, inconvenient and incomplete to clean, high in labor cost and easy to cause secondary pollution.

The prior bag filter has the following defects:

1. the filter bag is easy to be worn, the filter bag of the existing bag filter is made of non-woven fabrics or a single-layer stainless steel net, the existing bag filter cannot be used for a long time, and the existing bag filter is easy to be worn, frequent to replace and low in pressure resistance.

2. Because the filter bag is non-woven fabrics, polypropylene or similar material, easily produce chemical reaction and fracture fibre entering filtration liquid with organic liquid in the use, when used repeatedly, it is inconvenient to wash, and thoroughly also easily causes secondary pollution.

3. Because the filter bag is a single-layer stainless steel wire net, the filter bag is closed during manufacturing, the non-woven fabric used outside is bound by a binding machine and then is closed and locked by a binding machine, the bearing pressure is low, the side leakage is easy to cause, and the filter precision can not be ensured after long-term use.

Aiming at the problems, the large-flux filtering structure of the stainless steel multi-layer sintered mesh basket is particularly provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a utility model aim at: aiming at the problems, the large-flux filtering structure of the stainless steel multilayer sintering basket is provided, and the problems that a filter bag is easy to wear, easy to leak laterally, frequent to replace, inconvenient and incomplete to clean, high in labor cost and easy to cause secondary pollution are solved.

The utility model discloses a realize through following scheme:

a stainless steel multi-layer sintered mesh basket large-flux filtering structure comprises a filtering outer cylinder, a compression ring and a filtering inner cylinder; a plurality of filtering through grooves for placing the filtering inner cylinder are formed in the filtering outer cylinder; the top positions of the compression ring and the filtering inner cylinder are compressed at the top position of the filtering outer cylinder through bolts, the filtering inner cylinder comprises an end head, an outer wall, an inner wall, a filtering layer and an end tail, the filtering inner cylinder is integrally of a long cylindrical structure with one open end, the end head is arranged on the open end, the end tail is arranged at the end part of the long cylinder far away from the end head, and a water baffle is arranged on the long cylinder with the end tail; the end is the ring structure, and inner wall and outer wall setting form the cavity structure between end and end tail, the filter layer is established in the cavity structure, the filter layer sets up in the cavity structure along the reciprocating bending folding setting of the diameter direction of outer wall.

Preferably, the filter layer comprises a main filter screen and a protection screen, the main filter screen is arranged at the center of the two protection screens, and the filtering precision of the main filter screen is 1 μm.

Preferably, the main filter screen and the protection screen are sintering screens; the upper ends of the main filter screen and the protection screen are welded and sealed through end heads, and the lower ends of the main filter screen and the protection screen are welded and closed through end tails.

Preferably, the inner wall is of a grid plate structure, and the grid plate encloses a cylindrical seam welding joint; the outer wall is a multi-layer stainless steel filter screen or a sintered filter screen and surrounds the cylindrical seam welding joint.

Preferably, a sealing ring is arranged at the top of the filtering through groove in the filtering outer barrel, the sealing ring is annularly arranged along the filtering through groove, a compression bolt fixing frame is arranged on the filtering outer barrel, the compression ring is hermetically fixed on the upper part of the filtering inner barrel through a bolt, and the end head is tightly contacted with the sealing ring under the compression of the compression ring to form a closed space.

Preferably, the compression ring is of an annular structure made of stainless steel, the center of the compression ring is provided with a human-shaped bracket, and filtrate enters the filter inner barrel through empty grooves between the human-shaped brackets.

Preferably, the fixed stainless steel used for the filter inner cylinder is 304 or 316 stainless steel which is sintered.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses well filter layer sets up in the cavity structure along the reciprocating bending of the diameter direction of outer wall, makes the surface area of filter layer far more than the surface area of inner wall, very big increase filterable area, can filter filtrating more fast, more efficient under the cartridge filter of looks volume, saves filter time.

2. The 304 or 316 type stainless steel used in the utility model ensures safety, sanitation and no pollution in the filtering process.

3. The utility model discloses a divide the three-layer from top to bottom of filter layer and weld with end and end tail and seal, make the filter screen form inseparable seal structure, the side leakage probability of filtering the inner tube is little, has effectively guaranteed to filter the quality.

4. The stainless filtering structure of the filtering inner cylinder can bear larger working pressure, the pressure loss is small, the operating cost is low, and the energy-saving effect is obvious.

5. The precision of the filtering inner cylinder is high, stable and free from side leakage, and the filtering precision can reach 1 mu m.

6. The utility model discloses can be big, just occupy small to filtrating the handling capacity, it is big to hold the dirt volume.

7. Based on the working principle and the structure of the filtering system, the device can be used for a long time, is not required to be replaced, is convenient and thorough to clean when being used repeatedly, and is labor-saving and time-saving.

8. The utility model discloses well filter the inner tube and can use repeatedly, practice thrift the cost after wasing.

9. The utility model discloses in similar to the filtration inner tube of basket formula structure, it is wide to filter the range of application, uses in a flexible way, and small, the big mounting means of flux are various convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of the filter cartridge of the present invention;

FIG. 2 is a schematic view of the middle pressing ring and the inner filtering cylinder of the present invention when they are pressed;

fig. 3 is a schematic structural diagram of the middle pressing ring of the present invention.

Description of the drawings: 1. a filtering outer cylinder; 2. a compression ring; 3. an inner filtering cylinder; 4. a filtering through groove; 5. a bolt; 11. a seal ring; 12. a hold-down bolt fixing frame; 21. a tip; 22. an outer wall; 23. an inner wall; 24. A filter layer; 25. end-to-end; 241. a main filter screen; 242. and (4) a protection net.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "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 simplicity of description, and do not indicate or imply that the designated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.

Example 1

As shown in fig. 1 to 3, a large-flux filtering structure of a stainless steel multi-layer sintered mesh basket comprises a filtering outer cylinder 1, a compression ring 2 and a filtering inner cylinder 3; a plurality of filtering through grooves 4 for placing the filtering inner cylinder 3 are formed in the filtering outer cylinder 1; the top positions of the compression ring 2 and the filtering inner cylinder 3 are compressed at the top position of the filtering outer cylinder 1 through the hammer-type ring head bolt 5, and the compression ring 2 and the filtering inner cylinder 3 are tightly locked by the hammer-type ring head bolt 5, so that the filter can bear extremely high filtering pressure and water hammer type pressure impact.

The filtering inner cylinder 3 comprises an end head 21, an outer wall 22, an inner wall 23, a filtering layer 24 and an end tail 25, the filtering inner cylinder 3 is integrally of a long cylindrical structure with one open end, the end head 21 is arranged on the open end, the end tail 25 is arranged on the end part of the long cylindrical structure far away from the end head 21 side, and a water baffle is arranged on the long cylindrical structure with the end tail 25 side. The water baffle is made of stainless steel and is arranged in the inner position of the filtering inner cylinder 3; the end head 21 is of a circular structure, the inner wall 23 and the outer wall 22 are arranged between the end head 21 and the end tail 25, a cavity structure is formed between the inner wall 23 and the outer wall 22, the filter layer 24 is arranged in the cavity structure, and the filter layer 24 is arranged in the cavity structure in a reciprocating bending and folding mode along the diameter direction of the outer wall 22, so that the surface area of the filter layer 24 is far larger than that of the inner wall 23; the filter layer 24 is welded at the end faces of the two joints in the cavity structure, so that the integrity of the filter layer 24 is ensured, and the condition of filter leakage after being taken off is prevented.

The filter layer 24 comprises a main filter screen 241 and a protection screen 242, the main filter screen 241 is arranged at the center of the two protection screens 242, the filtering precision of the main filter screen 241 is 1 μm, and the filtering progress of the protection screen 242 is 4-5 μm; the protection screen 242 provides protection for the main screen 241 so that the main screen 241 can withstand extremely high filtering pressure and water hammer type pressure shock. The main filter screen 241 and the protection screen 242 are sintered screens, in the prior art, a single-layer stainless steel screen is used for filtering, on one hand, the filtering precision of the single-layer stainless steel screen can only reach 3 micrometers, and the sintered stainless steel screen can reach 1 micrometer, so that the filtering effect is enhanced, on the other hand, the filter bag is the single-layer stainless steel screen, the filter bag is closed during manufacturing, the non-woven fabric edge-wrapping rear-line machine is closed and locked, the pressure bearing is low, the side leakage is easy to cause, and the filtering precision cannot be guaranteed after long-term use. And this application adopts 3 layers of welding to close up, can effectively stop the condition emergence of side leakage.

The upper end of main filter screen 241 and protection net 242 carries out the welding through end 21 and seals up, the lower tip of main filter screen 241 and protection net 242 carries out the welding binding off through end tail 25, and tip all carries out welded fastening with end 21 and end tail 25 about filter layer 24, makes filter layer 24 become a complete filtering surface, has stopped the not tight condition that appears the side leakage in binding off limit. In the scheme, the main filter screen 241 and the protection screens 242 at the two ends of the main filter screen form a 3-layer sealing strip edge sealing structure with the end head 21 and the end tail 25 respectively, so that the edge sealing effect is enhanced.

The inner wall 23 is a grid plate structure, and the grid plate encloses a cylindrical seam welding joint. The wall thickness of the inner wall 23 is 1-4 mm.

The outer wall 22 is a multi-layer stainless steel filter screen or a sintered filter screen, and encloses a cylindrical seam welding joint.

The top position of the through groove 4 is provided with the sealing washer 11 on the filter urceolus 1, the sealing washer 11 is along filtering the annular setting of through groove 4, filter and be provided with clamp bolt mount 12 on the urceolus 1, through 5 with clamp ring 2 sealed fix on 3 upper portions of filter inner tube, when filtering inner tube 3 and place in filtering through groove 4, annular end 21 and the contact of sealing washer 11, under clamp ring 2's compressing tightly, make end 21 and the inseparable contact of sealing washer 11, form airtight space, prevent that filtrating from entering into and filtering through groove 4.

The clamp ring 2 is of an annular structure made of stainless steel, the center of the clamp ring is provided with a human-shaped support, and filtrate enters the filter inner cylinder 3 through a hollow groove between the human-shaped supports.

When the filter is used, the filter inner barrel 3 is firstly placed in the filter through groove 4 of the filter outer barrel 1, the clamp ring 2 is placed on the filter screen inner barrel, the bolt 5 penetrates through the clamp bolt fixing frame 12 to seal and lock the clamp ring 2, and then filtrate is poured in for filtering. When the filter is required to be cleaned, the filter inner barrel 3 is only required to be taken out, and the filter inner barrel 3 is cleaned through a high-pressure water gun or a chemical reagent.

In this scheme, owing to adopt the filter screen of stainless steel sintering, not only the pressure resistance of filter screen is higher than traditional non-woven fabrics, the filter bag of polypropylene, and chemical compatibility is also effectual than the sack in addition, can filter the operation in acid and alkaline environment for a long time, and can not cause the pollution to the filtrating, also can not introduce impurity.

In the scheme, the type of the fixed stainless steel used by the filtering inner cylinder 3 is 304, which can meet the general filtering environment, and if higher standards are needed, the stainless steel of the type of the bronze drum 316 of the filtering inner cylinder 3 can be sintered, so that the stainless steel can reach the medical grade. Different settings are carried out according to different use environments.

The whole filter is sealed and locked by four sets of rocking hammer type ring head bolts 5, filtrate flows into the filtering inner cylinder 3 from a storage and flows out after being filtered, impurities are intercepted in the filtering inner cylinder 3, and the filtering inner cylinder 3 is used as a main filtering part, so that the structure is compact and simple, and the assembly and disassembly are convenient and rapid; the liquid to be filtered enters through the inlet of the filter, flows into the inner cylinder of the filter screen, is intercepted by the inner cylinder 3 of the filter and flows out from the outlet of the filter

To filtering 3 cleaning operation steps of inner tube simple high-efficient in this scheme, reduce manual work intensity.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a big flux filtration of stainless steel multilayer sintering basket which characterized in that: comprises a filtering outer cylinder, a compression ring and a filtering inner cylinder; a plurality of filtering through grooves for placing the filtering inner cylinder are formed in the filtering outer cylinder; the top positions of the compression ring and the filtering inner cylinder are compressed at the top position of the filtering outer cylinder through bolts, the filtering inner cylinder comprises an end head, an outer wall, an inner wall, a filtering layer and an end tail, the filtering inner cylinder is integrally of a long cylindrical structure with one open end, the end head is arranged on the open end, the end tail is arranged at the end part of the long cylinder far away from the end head, and a water baffle is arranged on the long cylinder with the end tail; the end is the ring structure, and inner wall and outer wall setting form the cavity structure between end and end tail, the filter layer is established in the cavity structure, the filter layer sets up in the cavity structure along the reciprocating bending folding setting of the diameter direction of outer wall.

2. The stainless steel multi-layer sintered mesh basket high flux filter structure of claim 1, wherein: the filter layer comprises a main filter screen and a protection screen, the main filter screen is arranged at the central position of the two protection screens, and the filter precision of the main filter screen is 1 mu m.

3. The stainless steel multi-layer sintered mesh basket high flux filter structure of claim 2, wherein: the main filter screen and the protection screen are sintered screens; the upper ends of the main filter screen and the protection screen are welded and sealed through end heads, and the lower ends of the main filter screen and the protection screen are welded and closed through end tails.

4. A stainless steel multi-layer sintered mesh basket high flux filter structure as claimed in claim 3 wherein: the inner wall is of a grid plate structure, and the grid plates surround and form a cylindrical seam welding joint; the outer wall is a multi-layer stainless steel filter screen or a sintered filter screen and surrounds the cylindrical seam welding joint.

5. A stainless steel multi-layer sintered mesh basket high flux filter structure as in any one of claims 1, 2, 4 wherein: the top position that filters logical groove on filtering the urceolus is provided with the sealing washer, the sealing washer is followed and is filtered logical groove annular setting, filter and be provided with the clamp bolt mount on the urceolus, fix the clamp ring seal on filtering inner tube upper portion through the bolt, under the compress tightly of clamp ring, make end and sealing washer in close contact with, form airtight space.

6. The stainless steel multi-layer sintered mesh basket high flux filter structure of claim 5, wherein: the clamp ring is of an annular structure made of stainless steel, the center of the clamp ring is provided with a human-shaped support, and filtrate enters the filter inner cylinder through empty grooves between the human-shaped supports.

7. A stainless steel multi-layer sintered mesh basket high flux filter structure as in any one of claims 1, 2, 4, 6 wherein: and the fixed stainless steel used by the filter inner barrel is sintered, and the type of the fixed stainless steel is 304 or 316.