CN209735091U - Multistage filter equipment of rosin processing usefulness - Google Patents

Abstract

the utility model relates to a multistage filtering device for rosin processing, which comprises a filtering cylinder with the top end and the bottom end opened, wherein the section of the filtering cylinder is of a step structure, wherein the filter cylinder on each group of step surfaces is internally provided with a filter mechanism matched with the filter cylinder, the filter mechanism comprises an annular skirt edge and a circular filter screen, the annular skirt edge is positioned in the filter cylinder, the diameter of the annular skirt edge is matched with that of the filter cylinder, the circular filter screen is positioned in the skirt edge, a plurality of groups of reinforcing rods positioned below the filter screen are arranged in parallel in the skirt edge, a flow guide mechanism communicated with the filter screen at the upper side and the lower side of the filter mechanism is also arranged outside the filter screen, wherein the flow guide mechanism comprises flow dividing pipes which are arranged on the side wall of the filter cartridge above the corresponding filter mechanism in parallel up and down, and the multi-component flow pipes are connected with a vertically arranged main pipe, the bottom end of the main pipe is bent and connected with the side wall of the filter cartridge below the filter mechanism, and the downstream end of the main pipe is provided with a check valve and a slag discharge pipe. The utility model discloses when having strengthened the filter effect, still be convenient for install and dismantle.

Description

Multistage filter equipment of rosin processing usefulness

Technical Field

The invention relates to the technical field of rosin processing, in particular to a multistage filtering device for rosin processing.

Background

Rosin is a complex solid mixture whose main component is resin acids, with small amounts of fatty acids and neutral substances. Rosin is generally processed by heating turpentine, which has a relatively low boiling point and overflows during heating, leaving rosin. A common rosin processing method is steam distillation, which requires the rosin to be dissolved and filtered before distillation, and then distilled. The filtering device in the prior art has the defects of easy blockage, inconvenient replacement, short service life and the like.

Although a rosin processing filter unit such as that disclosed in CN206214872U, which solves the above problems, it has some disadvantages, such as: 1. when the refilter is blocked, the refilter needs to be cleaned and disassembled for replacement when the refilter is serious, but because a large amount of impurities and liquid are deposited in a box body at the top of the refilter, people can hardly disassemble the refilter, and if a hand is put into the liquid for soaking, the hand can be infected with stink; 2. the stability of the refilter in the box body is not enough, and the refilter is easy to collapse under the condition of higher pressure; 3. when the impurities are filtered on the refilter, the impurities are difficult to discharge, and when the horizontal refilter is lifted out of the box body, the impurities can fall back into the box body from the edge of the refilter as long as the fingers slightly incline.

Disclosure of Invention

The invention aims to provide a multistage filtering device for rosin processing.

The technical problem of the invention is mainly solved by the following technical scheme:

A multi-stage filter device for rosin processing comprises a filter cartridge with open top and bottom ends, wherein the cross section of the filter cartridge is of a stepped structure, wherein a filter mechanism matched with the filter mechanism is arranged in the filter cartridge on each stepped surface, the filter structure comprises an annular skirt edge and a circular filter screen, the annular skirt edge is positioned in the inner diameter of the filter cartridge and matched with the annular skirt edge, the circular filter screen is positioned in the skirt edge, a plurality of groups of reinforcing rods are arranged in the skirt edge below the filter screen in parallel, a mounting hole is arranged on the skirt edge above the filter screen, a bolt is arranged in the mounting hole and used for locking the mounting holes on the inner side wall of the filter cartridge, a flow guide mechanism is arranged outside the filter cartridge and used for communicating the filter cartridges at the upper side and the lower side of the filter mechanism, the flow guide mechanism comprises flow dividing pipes which, the female bottom of the pipe is buckled and is connected with the side wall of the filter cartridge below the filter mechanism, wherein the downstream end of the female pipe is provided with a check valve, and the female pipe between the check valve and the shunt tubes is provided with a slag discharge pipe.

Specifically, the shunt pipe and the slag discharge pipe are provided with control valves.

Specifically, the skirt edge is provided with a discharge hole which is opposite to the lowest flow dividing pipe in the corresponding flow guiding mechanism, wherein the discharge hole is positioned on the skirt edge above the filter screen.

specifically, the distance between the bottom end of the filter screen and the bottom end of the skirt edge is 0.5cm, wherein the reinforcing rod is arranged in the skirt edge below the filter screen, and the bottom end of the reinforcing rod is not lower than the horizontal plane of the bottom end of the skirt edge.

Specifically, the top end of the main pipe is arranged in a sealing mode.

Specifically, the aperture of the filter screen positioned in the upper filter mechanism is larger than that of the filter screen positioned in the lower filter mechanism.

The invention has the beneficial effects that: the invention improves the product quality by performing multistage filtration on liquid, and the filter mechanism is movably arranged in the filter cylinder, thereby not only facilitating the disassembly work between the filter mechanism and the filter cylinder, but also facilitating the disassembly and the cleaning of the filter mechanism from the filter cylinder, and moreover, the stability of the filter mechanism is improved by the reinforcing rod and the step surface in the filter cylinder, and the existence of the flow guide mechanism is also convenient for discharging the deposited liquid in the filter cylinder at the top of the filter mechanism in time.

Drawings

FIG. 1 is a schematic structural view of the present invention;

Fig. 2 is a schematic view of the structure of the filter mechanism of the present invention.

In the figure: 1. the filter cartridge, 2, filter mechanism, 21, skirt, 22, filter screen, 23, stiffener, 3, mounting hole, 4, bolt, 5, water conservancy diversion mechanism, 51, shunt tubes, 52, female pipe, 53, check valve, 54, row's sediment pipe, 55, control valve, 6, discharge gate, 7, ooff valve.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

The utility model provides a multistage filter equipment that rosin processing was used, all opens the cartridge filter 1 that sets up including top and bottom, cartridge filter 1 cross-section is cascaded structure, wherein all sets up the filtering mechanism 2 rather than the looks adaptation in the cartridge filter 1 on every group ladder face, as shown in fig. 1, every group ladder face top with correspond the 2 bottom border contacts of filtering mechanism to fix it in cartridge filter 1 unsettled, with this steadiness between the two of strengthening, prevent that filtering mechanism 2 from continuing downstream in cartridge filter 1 under the stress, the realization fixes filtering mechanism 2 at the mesh in cartridge filter 1.

In this embodiment, the filter mechanism 2 includes the annular skirt 21 that is located cartridge filter 1 internal diameter rather than looks adaptation, wherein the bottom welding has circular filter screen 22 in the skirt 21, and the liquid that from top to bottom flows sees through filter screen 22 and flows to and filter once more on the filter screen 22 in the next set of filter mechanism 2, thereby filter the impurity in the liquid, and the filter screen 22 aperture that is located in top filter mechanism 2 is greater than the aperture that is located filter screen 22 in the filter mechanism 2 of below, the realization carries out the purpose of filtering one by one to liquid through multiunit filter screen 22.

Wherein the most area of filter screen 22 is unsettled the setting, and still suffer from the extrusion of its top liquid, lead to the easy problem that takes place to collapse in filter screen 22 middle zone, the interval between filter screen 22 bottom and the shirt rim 21 bottom is 0.5cm in this embodiment, wherein cross welding has stiffener 23 in shirt rim 21 of filter screen 22 below, the steadiness of filter screen 22 is strengthened to stiffener 23 through cross arrangement, prevent that it from receiving external force extrusion and leading to the problem of collapsing easily, as shown in fig. 1, stiffener 23 bottom is not less than shirt rim 21 bottom horizontal plane, make when placing shirt rim 21 on the ladder face in cartridge filter 1, stiffener 23 bottom can not support and lead to shirt rim 21 unsettled on the ladder face, cause ladder face top can not be fine to support shirt rim 21, make filter mechanism 2 crooked.

And be provided with mounting hole 3 on the shirt rim 21 that is located filter screen 22 top, and be provided with in the mounting hole 3 and lock its bolt 4 on the cartridge filter 1 inside wall, filter mechanism 2 passes through bolt 4 activity to be fixed in cartridge filter 1 in this embodiment for dismantle, install it easily, and also conveniently dismantle the washing.

As shown in fig. 1, the outside of the filter cartridge 1 is further welded with a diversion mechanism 5 communicating the filter cartridges 1 on the upper and lower sides of the filter mechanism 2, wherein the diversion mechanism 5 comprises a plurality of groups of diversion pipes 51 arranged in parallel on the side wall of the filter cartridge 1 above the corresponding filter mechanism 2, the diversion pipes 51 are connected with a main pipe 52 which is vertically arranged and sealed at the top end, the bottom end of the main pipe 52 is bent and connected with the side wall of the filter cartridge 1 below the filter mechanism 2, a check valve 53 is arranged at the downstream end of the main pipe 52, a slag discharge pipe 54 is arranged on the main pipe 52 between the check valve 53 and the diversion pipes 51, and control valves 55 are arranged on the diversion pipes 51 and the slag discharge pipe 54.

When the filter screen 22 is blocked and the liquid in the filter cartridge 1 at the top of the filter screen cannot be discharged in time, the control valve 55 on the shunt pipe 51 of the corresponding diversion mechanism 5 can be opened, so that the liquid in the filter cartridge 1 above the filter screen 1 flows into the main pipe 52 through the shunt pipe 51 and finally flows into the filter cartridge 1 below the filter screen, and a large amount of liquid cannot be deposited in the filter cartridge 1 above the filter screen 22, thereby facilitating people to clean the blockage on the filter screen 22, or the filter mechanism 2 is detached from the filter cartridge 1 for cleaning or replacement, at this time, the check valve 53 on the downstream end of the main pipe 52 can prevent the liquid in the filter cartridge 1 below the filter screen 22 from flowing back into the main pipe 52, and simultaneously, the liquid flowing out from the main pipe 52 can be directly discharged through the slag discharge pipe 54 for recycling and refiltering work by opening the control valve 55 on the slag discharge pipe 54, and at this time, the switch valve 7 should be installed on the main pipe 52 between the slag discharge pipe 54 and the check valve 53, the main pipe 52 is closed by the switch valve 7 to prevent the liquid in the main pipe 52 from flowing into the filter cartridge 1 through the check valve 53, but the liquid is directly discharged through the slag discharge pipe 54, and the switch valve 7 is in a normally open state in the embodiment and is closed only when the liquid in the main pipe 52 needs to be discharged from the slag discharge pipe 54.

The reason why the multi-component flow pipe 51 is welded to the sidewall of the filter cartridge 1 above the filter screen 22 in this embodiment is that the liquid in the filter cartridge 1 above the filter screen 22 is sometimes in a state of being supernatant and turbid, when the liquid above the filter screen 22 needs to be discharged into the filter cartridge 1 below the filter screen, the control valve 55 in the upper shunt pipe 51 is opened, so that the clear liquid can flow into the main pipe 52 through the shunt pipe 51 and finally flow into the filter cartridge 1 below the filter screen 22, and when the turbid liquid below the top of the filter screen 22 is discharged, the control valve on the lower shunt pipe 51 is opened, the on-off valve 7 on the main pipe 52 is closed, wherein the turbid liquid flows into the main pipe 52 through the lower shunt pipe 51 and finally is discharged through the slag discharge pipe 54 for recycling.

As a preferred scheme, a discharge port 6 corresponding to the lowest shunt tube 51 in the diversion mechanism 5 is formed in the skirt edge 21, wherein the discharge port 6 is located in the skirt edge 21 above the filter screen 22, when turbid liquid in the skirt edge 21 is discharged through the lower shunt tube 51, the turbid liquid in the skirt edge 21 flows into the inlet end of the lowest shunt tube 51 through the discharge port 6 and is discharged through the shunt tube 51, the female tube 52 and the residue discharge tube 54, so that the problem of conveniently cleaning impurities above the filter screen 22 is solved, and when sludge on the filter mechanism 2 needs to be cleaned after the filtering operation is finished, the skirt edge 21 can block the sludge above the filter screen 22 inside the skirt edge of the skirt edge 21 and prevent the sludge from overflowing from the edge of the filter screen 22 and falling into the filter cartridge 1 by unscrewing the bolt 4 and taking the filter mechanism 2 out of the filter cartridge 1.

The present invention has been described in detail, but the above description is only a preferred embodiment of the present invention, and is not to be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims (6)

1. A multi-stage filtering device for processing rosin comprises a filtering cylinder with the top end and the bottom end both opened, and is characterized in that the cross section of the filtering cylinder is of a stepped structure, wherein a filtering mechanism matched with the filtering mechanism is arranged in the filtering cylinder on each stepped surface, the filtering structure comprises an annular skirt edge positioned on the inner diameter of the filtering cylinder and matched with the filtering cylinder, and a circular filtering net positioned in the skirt edge, a plurality of groups of reinforcing rods positioned below the filtering net are arranged in the skirt edge side by side, a mounting hole is arranged on the skirt edge positioned above the filtering net, a bolt for locking the mounting hole on the inner side wall of the filtering cylinder is arranged in the mounting hole, a flow guide mechanism for communicating the filtering cylinders on the upper side and the lower side of the filtering mechanism is further arranged on the outer side of the filtering cylinder, the flow guide mechanism comprises flow dividing pipes which are arranged on the, the female bottom of the pipe is buckled and is connected with the side wall of the filter cartridge below the filter mechanism, wherein the downstream end of the female pipe is provided with a check valve, and the female pipe between the check valve and the shunt tubes is provided with a slag discharge pipe.

2. The multi-stage filtration device for rosin processing according to claim 1, wherein the bypass pipe and the slag discharge pipe are provided with control valves.

3. The multistage filtering device for rosin processing according to claim 1, wherein the skirt is provided with a discharge port opposite to the lowermost shunt tube in the corresponding flow guide mechanism, and the discharge port is located on the skirt above the filter screen.

4. The multistage filtering device for rosin processing according to claim 1, wherein the distance between the bottom end of the filter screen and the bottom end of the skirt is 0.5cm, wherein the reinforcing rod is arranged in the skirt below the filter screen, and the bottom end of the reinforcing rod is not lower than the horizontal plane of the bottom end of the skirt.

5. The multiple-stage filtering device for rosin processing according to claim 1, wherein the top end of the main pipe is sealed.

6. The multiple-stage filtration apparatus for rosin processing according to claim 1, wherein the pore size of the filter screen in the upper filter mechanism is larger than the pore size of the filter screen in the lower filter mechanism.