CN209828387U - Multilayer overlapping renewable filtering system - Google Patents

Abstract

A multilayer stacked renewable filtering system comprises a shell, a liquid inlet pipe and a liquid outlet pipe which are arranged in the shell, wherein a cylindrical filter element is arranged in the shell, an upper end cover is arranged at the top of the filter element, and the filter element is fixedly connected in the shell through the upper end cover; a telescopic rod is inserted in the middle of the upper end cover, and the upper end cover is connected with the telescopic rod in a sliding manner; the bottom of filter core is equipped with the lower extreme cover, the bottom and the lower extreme cover fixed connection of telescopic link. The utility model discloses an upper end cover middle part is inserted and is equipped with the telescopic link, upper end cover and telescopic link sliding connection, the bottom of filter core is equipped with the lower extreme cover, the bottom and the lower extreme cover fixed connection of telescopic link, the filter core is in normal filtration state when the telescopic link upwards is taut, and the tensioning force disappears when the telescopic link moves down, and the filter core opens, and accessible compressed air carries out the back flush to the filter core, and easy operation is convenient.

Description

Multilayer overlapping renewable filtering system

Technical Field

The invention relates to the technical field of filtering equipment, in particular to a multilayer overlapping renewable filtering system.

Background

The industrial filter is applied to various industries such as steel, metallurgy, electric power, chemical industry and the like, and is used for purifying oil products, sewage and the like.

The existing filter element is mostly in a folded corrugated form or a metal wire winding filtering form and consists of two end covers, a supporting framework, a filtering layer and a sealing ring. After the filter element is used for a period of time, a lot of solid impurities are accumulated in the filter element, the pressure is increased, the liquid filtering capacity is reduced, and therefore the filter element needs to be replaced. The filter element of the filter element in the prior art can not be disassembled, and the whole filter element is disassembled and replaced after pollution, so that the operation is complex and the input cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multilayer stack filtration system that can regenerate to solve above-mentioned problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a multilayer stacked renewable filtering system comprises a shell, a liquid inlet pipe and a liquid outlet pipe which are arranged in the shell, wherein a cylindrical filter element is arranged in the shell, an upper end cover is arranged at the top of the filter element, and the filter element is fixedly connected in the shell through the upper end cover; a telescopic rod is inserted in the middle of the upper end cover, and the upper end cover is connected with the telescopic rod in a sliding manner; the bottom of filter core is equipped with the lower extreme cover, the bottom and the lower extreme cover fixed connection of telescopic link.

Preferably, the filter element comprises a filter sheet and a wave-shaped pad which are alternately superposed, and grooves are arranged on the contact surface of the filter sheet and the wave-shaped pad.

Preferably, the upper end cover is also inserted with a plurality of screws, the top ends of the screws are fixedly connected with the upper end cover, and the bottom ends of the screws are inserted on the lower end cover and are in sliding connection with the lower end cover.

Preferably, the bottom end of the screw rod is provided with a limit nut.

Preferably, the drain pipe is connected with the inlet of buffer filter jar, buffer filter jar still is equipped with liquid outlet, air inlet and discharge port, liquid outlet, air inlet and discharge port all are equipped with the valve.

Preferably, a filter basket is arranged in the buffer filter tank.

Preferably, the telescopic rod is a pneumatic telescopic rod, and the cylinder of the telescopic rod is fixedly connected to the top of the shell.

Preferably, the inner wall of the shell is fixedly connected with a partition plate, and the partition plate is detachably and fixedly connected with the upper end cover.

Preferably, an upper compression ring is pressed on the upper surface of the upper end cover in a pressing mode, and an upper sealing gasket is pressed on the lower surface of the upper end cover in a pressing mode.

The utility model has the advantages as follows:

1. the utility model discloses an upper end cover middle part is inserted and is equipped with the telescopic link, upper end cover and telescopic link sliding connection, the bottom of filter core is equipped with the lower extreme cover, the bottom and the lower extreme cover fixed connection of telescopic link, the filter core is in normal filtration state when the telescopic link upwards is taut, and the tensioning force disappears when the telescopic link moves down, and the filter core opens, and accessible compressed air carries out the back flush to the filter core, and easy operation is convenient.

2. The utility model discloses a filter core is including stacked cassette and wave form pad in turn, and the wave form pad opens when the telescopic link moves down, removes the compression state of filter core, and the gap between cassette and the wave form pad enlarges. The back washing is carried out in the state, so that solid impurities in each filter element can be washed away, the regeneration of the filter elements is realized, the uniform gaps among the filter sheets are kept by utilizing the wave-shaped pad, and the stable back washing effect is obtained.

3. The utility model discloses a cassette and wave form pad contact surface are equipped with the slot, the slot can hold micron order foreign particles, can promote the dirty volume of receiving of filter core, prolongs the life cycle of filter core.

4. The utility model discloses be equipped with the buffering and filter jar, can carry out the micronic dust granule in the buffering to the compressed air of back flush through straining basket filtration compressed air when, make it subside to the storage tank bottom, block up the filter core in the micronic dust among the compressed gas gets into the filter when can avoiding the back flush.

Drawings

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

FIG. 2 is an enlarged schematic view of the cartridge and other components of FIG. 1;

fig. 3 is an enlarged schematic view of the filter element of the present invention when compressed;

fig. 4 is an enlarged schematic view of the structure of the filter element of the present invention when it is opened;

FIG. 5 is a schematic view of the flow of liquid during filtration according to the present invention;

FIG. 6 is an enlarged schematic view of the structure at A in FIG. 3;

FIG. 7 is a schematic view of the flow direction of the compressed gas during the back washing of the present invention;

fig. 8 is an enlarged schematic view of the structure at B in fig. 5.

Shown in the figure: 1-shell, 2-filter element, 201-filter sheet, 202-wave-shaped pad, 203-groove, 3-liquid inlet pipe, 4-liquid outlet pipe, 5-liquid inlet pipe, 6-liquid outlet pipe, 7-air inlet pipe, 8-discharge outlet, 9-buffer filter tank, 10-filter basket, 11-air cylinder, 12-pneumatic telescopic rod, 13-lower end cover, 14-limit nut, 15-partition plate, 16-upper end cover, 17-screw rod, 18-upper sealing pad, 19-valve and 20-upper compression ring.

Detailed Description

The embodiments of the present invention will be further explained with reference to the drawings.

As shown in fig. 1-8, a multilayer-stacked renewable filtration system comprises a housing 1, a liquid inlet pipe 3, a liquid outlet pipe 4, and a cylindrical filter element 2 arranged in the housing 1, wherein the top of the filter element 2 is provided with an upper end cover 16, and the filter element 2 is fixedly connected in the housing 1 through the upper end cover 16; a pneumatic telescopic rod 12 is inserted in the middle of the upper end cover 16, and an air cylinder 11 of the pneumatic telescopic rod is fixedly connected to the top of the shell 1. The upper end cover 16 is connected with the pneumatic telescopic rod 12 in a sliding way; the bottom of filter core 2 is equipped with lower extreme cover 13, the bottom and the lower extreme cover 13 fixed connection of pneumatic telescopic link 12.

The filter element 2 comprises a filter sheet 201 and a wave-shaped pad 202 which are alternately overlapped, grooves 203 are formed in the contact surface of the filter sheet 201 and the wave-shaped pad 202, the depth of each groove 203 is 5 micrometers, 10 micrometers or 20 micrometers, the grooves 203 can contain micron-sized impurity particles, the dirt containing capacity of the filter element 2 can be improved, and the service cycle of the filter element is prolonged.

The upper end cover 16 is further inserted with a plurality of screw rods 17, the top ends of the screw rods 17 are fixedly connected with the upper end cover 16 through nuts, the bottom ends of the screw rods 17 are inserted on the lower end cover 13 and are in sliding connection with the lower end cover 13, and the bottom ends of the screw rods 17 are provided with limit nuts 14. When the pneumatic telescopic rod 12 moves upwards, the lower end cover 13 moves upwards together, the filter element 2 is in an upwards pressing state, a gap is reserved between the limiting nut 14 and the lower end cover 13, when the pneumatic telescopic rod 12 moves downwards, and the filter element 2 is in an opening state, the limiting nut 14 is in pressure connection with the lower end cover 13, and at the moment, the limiting nut 14 can prevent the lower end cover 13 from continuously moving downwards to damage the structure of the filter element 2.

The drain pipe 4 is connected with the inlet 5 that the jar 9 was filtered in the buffering, the jar 9 is filtered in the buffering still is equipped with liquid outlet 6, air inlet 7 and discharge port 8, liquid outlet 6, air inlet 7 and discharge port all are equipped with valve 19, are equipped with filter basket 10 in the jar 9 is filtered in the buffering, and filter basket 10 can filter the micronic dust granule in the compressed air, makes it subside to the jar 9 bottom is filtered in the buffering, and micronic dust in the compressed gas gets into and blocks up filter core 2 in the filter when can avoiding the back flush.

The inner wall of the shell 1 is fixedly connected with a partition plate 15, and the partition plate 15 is detachably and fixedly connected with the upper end cover 16. The last surface crimping of upper end cover 16 has last clamp ring 20, the surface crimping of upper end cover 16 lower surface has last sealed 18 the utility model discloses a theory of operation as follows:

the working process of the utility model is as follows:

before filtering, pneumatic telescopic link 12 is upwards, lower end cover 13 and the same rebound of pneumatic telescopic link 12, and filter core 2 is in the state of compressing tightly this moment, filters stoste and gets into casing 1 through the feed liquor pipe and remove from 2 outer lateral filter cores inner chamber of filter core, fills up the gap filtering solid impurity between 202 through slot 203 and wave form, and the clean liquid of filtration that the filtration was accomplished passes through drain pipe 4 outflow, gets into and discharges again behind the buffer filter jar 9. After the filter element is used for a period of time, because more solid impurities are accumulated in the filter element 2, the pressure difference between the inside and the outside of the filter element 2 is increased, the filtering capacity is reduced, the pneumatic telescopic rod 12 is started to move downwards after filtered liquid is discharged, the lower end cover 13 and the pneumatic telescopic rod 12 move downwards together, and the filter element 2 is in an opening state at the moment. The valve 19 of the liquid outlet 6 is closed, the valve 19 on the air inlet 7 is opened, the air inlet 7 is connected with external compressed air, the compressed air flows into the shell 1 through the liquid inlet 5 after being filtered by the filter basket 10 and moves outwards from the inner side of the filter element 2, and solid impurities are blown to the bottom of the shell 1 and then are discharged.

The above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.

Claims (9)

1. A multilayer stacked renewable filtering system comprises a shell, a liquid inlet pipe and a liquid outlet pipe which are arranged on the shell, and is characterized in that a cylindrical filter element is arranged in the shell, an upper end cover is arranged at the top of the filter element, and the filter element is fixedly connected in the shell through the upper end cover; a telescopic rod is inserted in the middle of the upper end cover, and the upper end cover is connected with the telescopic rod in a sliding manner; the bottom of filter core is equipped with the lower extreme cover, the bottom and the lower extreme cover fixed connection of telescopic link.

2. The system of claim 1, wherein the filter element comprises alternately stacked filter sheets and corrugated mats, and the contact surfaces of the filter sheets and the corrugated mats are provided with grooves.

3. The system of claim 1, wherein the top cap further comprises a plurality of screws, the top ends of the screws are fixedly connected to the top cap, and the bottom ends of the screws are inserted into the bottom cap and slidably connected to the bottom cap.

4. The system of claim 3, wherein a stop nut is disposed at a bottom end of the screw.

5. The system of claim 1, wherein the outlet conduit is connected to an inlet of a buffer filter tank, the buffer filter tank further comprising an outlet, an inlet, and an outlet, the inlet, and the outlet comprising valves.

6. The stacked multilayer regenerable filter system of claim 5, wherein said buffer filter tank is provided with a filter basket therein.

7. The system of claim 1, wherein the telescoping rod is a pneumatic telescoping rod having a cylinder fixedly attached to the top of the housing.

8. The stacked multilayer regenerable filter system of claim 1, wherein said inner wall of said housing is fixedly attached to a baffle, said baffle being removably and fixedly attached to said upper end cap.

9. The multi-layer stacked regenerable filter system of claim 1, wherein said upper end cap has an upper clamp ring crimped to an upper surface thereof, and an upper gasket crimped to a lower surface thereof.