CN215691763U

CN215691763U - Packing tower recoil anti-blocking device

Info

Publication number: CN215691763U
Application number: CN202122483081.3U
Authority: CN
Inventors: 葛红军; 徐丽梅; 杨伟东; 邱玉梅
Original assignee: Nantong Sutong Separation Engineering & Technology Co ltd
Current assignee: Nantong Sutong Separation Engineering & Technology Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-02-01
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a device for preventing a packed tower from backflushing and blocking, which comprises a tower body, wherein the tower body comprises a cylinder shell, and a filter plate is coaxially arranged in the cylinder shell; the lower surface of the filter plate is closely attached to a recoil device which is coaxially and rotatably connected; the back flush device is including the scavenge pipe that a plurality of filtration pores on filter surface correspond that a plurality of rings shape set up, a plurality of scavenge pipe axle center ends communicate each other, and rotate with the filter axle center, a plurality of purge holes with filtration pore one-to-one are seted up to the scavenge pipe upper surface, after filtering the pore and being blockked up by debris, rotate the scavenge pipe this moment, make purge hole and filtration pore align, and form a holistic passageway, to the inside pressurization bath of water pipe this moment, and then wash the inside debris of filtration pore through the water pressure of bottom, form a holistic pipeline structure between filtration pore and the purge hole, and can both carry out the back flush to each filtration pore, will filter the inside debris in pore and wash out, the effect of washing is better.

Description

Packing tower recoil anti-blocking device

Technical Field

The utility model relates to the field of a back-flushing anti-blocking device of a packed tower, in particular to a back-flushing anti-blocking device of a packed tower.

Background

The packed tower uses packing as basic component for gas-liquid contact and mass transfer, liquid flows from top to bottom in the form of film on the surface of packing, gas flows progressively with liquid from bottom to top in the form of continuous phase, and the gas-liquid two-phase mass transfer and heat transfer are carried out. The component concentrations and temperatures of the two phases vary continuously along the height of the column. The packed tower belongs to a differential contact type gas and liquid mass transfer device. The packed tower is also called a packed tower. A mass transfer device commonly used in chemical production. Mainly comprises a cylindrical tower body and fillers (solid matters with various shapes and used for increasing the area between two-phase fluids and enhancing the mass transfer between the two phases) stacked in the tower. Used for absorption, distillation, extraction, etc.

Present packed tower raw materials adds the raw materials to the inside of tower body through the feed inlet at top, and under the effect of filter, filter the screening to the raw materials, the impurity of great granule is by the separation at the upper surface of filter when filtering, the less bottom that drops the tower body through filtering the hole, the aperture size adaptation of the big or small granule of partial debris and filtration hole in addition, and make debris cause the filtration hole to block up, long-time not clear up leads to the filter effect to descend, and simultaneously, the device of blocking is prevented to traditional recoil erodees the filtration hole through the spray tube that the bottom set up, make the inside debris of filtration hole be erodeed the top to the filter, the intensity of erodeing of this kind of structure is not high, and when erodeing, easily cause debris card once more to cross the inside of filtration hole.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a packing tower backflushing anti-blocking device which is good in backflushing effect and convenient for discharging sundries.

In order to solve the technical problems, the utility model provides the following technical scheme: a device for preventing a packed tower from being blocked by backflushing comprises a tower body, wherein the tower body comprises a cylindrical shell, and a filter plate is coaxially arranged inside the cylindrical shell;

the lower surface of the filter plate is tightly attached to the coaxial rotating shaft and is connected with a backflushing device;

the backflushing device comprises a plurality of cleaning pipes which are arranged in an annular mode and correspond to a plurality of filter holes in the surface of the filter plate, the axle center ends of the cleaning pipes are communicated with each other and rotate coaxially with the filter plate, and a plurality of cleaning holes which correspond to the filter holes one to one are formed in the upper surface of each cleaning pipe.

As a preferred technical scheme of the utility model, a plurality of cleaning pipes are connected with a water tank which is communicated with each other, and the lower end of the water tank is connected with a water pipe made of flexible materials.

As a preferred technical scheme, the edge of one side of the upper surface of the filter plate is provided with the flushing pipe, one side of the flushing pipe, which is close to the filter plate, is uniformly provided with a plurality of flushing holes, and one side of the cylindrical shell, which is far away from the flushing pipe, is provided with a sewage discharge outlet with a door plate.

As a preferred technical scheme of the utility model, a plurality of flushing holes are arranged in parallel towards the sewage draining outlet.

As a preferred technical scheme of the utility model, one axial end of the water tank is provided with a stepping motor.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. after the filtering holes are blocked by sundries, the cleaning pipe is rotated at the moment, so that the cleaning holes are aligned with the filtering holes, an integral channel is formed, the inside of the water pipe is pressurized to flush water at the moment, then the sundries in the filtering holes are washed by the water pressure at the bottom, an integral pipeline structure is formed between the filtering holes and the cleaning holes, each filtering hole can be reversely washed, the sundries in the filtering holes are flushed out, and the washing effect is better.

2. When the filter cleaning device is used, a plurality of flushing holes are uniformly formed in one side, close to the filter plate, of the flushing pipe, after the cleaning pipe cleans sundries in the filter holes, the flushing pipe is pressurized to be filled with water, and then the sundries are swept towards the direction of the drain outlet through the flushing holes, so that the sundries are quickly cleaned, and secondary blockage is avoided.

Drawings

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

FIG. 2 is a schematic illustration of a partial explosion configuration of the present invention;

FIG. 3 is a partial schematic view of the present invention;

FIG. 4 is a schematic view of the structure of the filter plate, the flushing pipe and the cleaning pipe of the present invention;

FIG. 5 is a schematic view of the bottom structure of FIG. 4 in accordance with the present invention;

FIG. 6 is a schematic view of the closed structure of the cleaning tube and the filter plate of the present invention;

FIG. 7 is a schematic view of the structure of the cleaning tube and the water tank of the present invention.

Wherein: 1. a tower body; 11. a cylinder housing; 111. a sewage draining outlet; 12. a filter plate; 121. a filtration pore;

2. a backflushing device; 21. cleaning the tube; 211. cleaning the holes; 22. a water tank; 221. a water pipe; 23. a stepping motor; 24. flushing the pipe; 241. the holes are flushed.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-7, the utility model provides a device for preventing a packed tower from backflushing and blocking, which comprises a tower body 1, wherein the tower body 1 comprises a cylindrical shell 11, and a filter plate 12 is coaxially arranged inside the cylindrical shell 11; the lower surface of the filter plate 12 is tightly attached to the recoil device 2 in a coaxial rotating way; the backflushing device 2 comprises a plurality of cleaning pipes 21 which are arranged in an annular shape and correspond to a plurality of filter holes 121 on the surface of the filter plate 12, the axis ends of the cleaning pipes 21 are communicated with each other and rotate coaxially with the filter plate 12, and a plurality of cleaning holes 211 which correspond to the filter holes 121 one by one are formed in the upper surface of the cleaning pipe 21.

When the water pipe 221 is used, the water pipe 221 is connected with high-pressure equipment, the cleaning holes 211 are arranged between the filter holes 121 of the filter plate 12 in normal use, the lower surface of the filter plate 12 seals the upper surfaces of the cleaning holes 211, and the filter holes 121 formed in the surface of the filter plate 12 are in an open structure, so that the filter plate 12 can be normally used for filtering;

after filtering hole 121 is blockked up by debris, rotate cleaning tube 21 this moment for cleaning hole 211 aligns with filtering hole 121, and form an holistic passageway, wash by water to the inside pressurization of water pipe 221 this moment, and then wash the inside debris of filtering hole 121 through the water pressure of bottom, form an holistic pipeline structure between filtering hole 121 and the cleaning hole 211, and can both carry out the back flush to each filtering hole 121, wash out the inside debris of filtering hole 121, the effect of washing is better.

In other embodiments, the water tanks 22 are connected between the cleaning pipes 21, and the water pipes 221 made of flexible material are connected to the lower ends of the water tanks 22.

When using, be connected with the water tank 22 of intercommunication each other between the scavenge pipe 21, concentrate the reposition of redundant personnel to aqueous solution for every scavenge pipe 21 is inside can both effectually flow equalize the pressurized solution, through the flexible material water pipe 221 that the water tank 22 lower extreme is connected, when scavenge pipe 21 rotates, avoids influencing the pipeline during water pipe 221 deformation and buckles the jam.

In other embodiments, the edge of one side of the upper surface of the filter plate 12 is provided with the flushing pipe 24, one side of the flushing pipe 24 close to the filter plate 12 is uniformly provided with a plurality of flushing holes 241, and one side of the cylinder shell 11 far away from the flushing pipe 24 is provided with a sewage outlet 111 with a door plate.

When the cleaning device is used, the flushing pipe 24 is close to one side of the filter plate 12, the flushing holes 241 are uniformly formed, after the cleaning pipe 21 cleans sundries in the filter holes 121, the flushing pipe 24 is pressurized and filled with water, and then the sundries are swept towards the sewage outlet 111 through the flushing holes 241, so that the sundries are quickly cleaned, and secondary blockage is avoided.

In other embodiments, the flushing holes 241 are all parallel to the sewage draining port 111, so as to flush impurities on the surface of the filter plate 12 better.

In other embodiments, the water tank 22 is mounted with a stepper motor 23 at one axial end.

The stepper motor 23 is as known to those skilled in the art: typically, the rotor of the motor is a permanent magnet and the stator winding generates a vector magnetic field when current flows through the stator winding. The magnetic field can drive the rotor to rotate by an angle, so that the directions of a pair of magnetic fields of the rotor are consistent with the directions of the magnetic fields of the stator, when the vector magnetic field of the stator rotates by an angle, the rotor also rotates by an angle along with the magnetic field, and the motor rotates by one angle for one step every time an electric pulse is input. The angular displacement output by the motor is in direct proportion to the input pulse number, and the rotating speed is in direct proportion to the pulse frequency. By changing the sequence of the energization of the windings, the motor will reverse. So that the rotation of the stepping motor 23 can be controlled by controlling the number of pulses, the frequency and the sequence of energization of each phase winding of the motor;

through the rotation data setting to step motor 23, be convenient for rotate according to setting for the angle when rotating cleaning tube 21, the regulation precision is good, is convenient for cleaning tube 21's rotation regulation.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a packing tower recoil anti-clogging device, includes tower body (1), its characterized in that: the tower body (1) comprises a cylindrical shell (11), and a filter plate (12) is coaxially arranged in the cylindrical shell (11);

the lower surface of the filter plate (12) is tightly attached to the recoil device (2) and coaxially and rotatably connected with the filter plate;

recoil device (2) are including a plurality of annular settings and with filter (12) surface a plurality of scavenge pipes (21) that filter hole (121) correspond, a plurality of scavenge pipe (21) axle center end communicates each other, and rotates with filter (12) axle center, a plurality of scavenge holes (211) with filter hole (121) one-to-one are seted up to scavenge pipe (21) upper surface.

2. A packed tower recoil anti-clogging device as defined in claim 1, wherein: a plurality of water tanks (22) which are communicated with each other are connected between the cleaning pipes (21), and the lower ends of the water tanks (22) are connected with water pipes (221) made of flexible materials.

3. A packed tower recoil anti-clogging device as defined in claim 1, wherein: the flushing pipe (24) is installed at one side edge of the upper surface of the filter plate (12), a plurality of flushing holes (241) are uniformly formed in one side, close to the filter plate (12), of the flushing pipe (24), and a sewage outlet (111) with a door plate is formed in one side, far away from the flushing pipe (24), of the cylindrical shell (11).

4. A packed tower recoil anti-clogging device as defined in claim 3, wherein: the plurality of flushing holes (241) are all arranged in parallel towards the sewage draining outlet (111).

5. A packed tower recoil anti-clogging device as defined in claim 2, wherein: and a stepping motor (23) is arranged at one axial end of the water tank (22).