CN212039253U - Filter for desulfurization gypsum dehydration system - Google Patents

Abstract

The utility model relates to a filter for desulfurization gypsum dewatering system. It has solved the unable discharge of current filter equipment debris in desulfurization gypsum dewatering system, cause the problem of swirler jam easily, it is including filtering the cup, it is connected with the cup end cover to filter the cup upper end, filter the internal filter assembly that is equipped with of cup, the inboard filter cavity that forms of filter assembly circumference, filter assembly and formation between the cup wash the inner chamber, be connected with guiding device on the cup end cover, the guiding device upper end is connected with water inlet mechanism and outlet mechanism respectively, it has sewage discharge portion to filter the cup lower extreme, it is equipped with the sewage inlet port to filter the cup circumference outside, sewage discharge portion lower extreme is connected with the drain, the drain passes through the blow off pipe and links to each other with the filtrate water sump, blow off pipe one end is equipped with the nylon mesh bag that is used for collecting debris. The utility model has the advantages that: the sundries in the circulating system can be effectively discharged, and the blockage of the cyclone and the damage of the filtering component are avoided.

Description

Filter for desulfurization gypsum dehydration system

Technical Field

The utility model relates to a sewage filtration equipment field, concretely relates to a filter for desulfurization gypsum dewatering system.

Background

Along with the rapid development of scientific technology, the industrial field is developed to a great extent, the development speed of the industrial filter is far beyond the expectation of people, industrial wastewater cannot be avoided while the industrial development is carried out, if the industrial wastewater is directly discharged, the environment can be polluted greatly, the industrial filters on the market at present are various and have different functions, wherein, the sand filter is generally applied to micro-irrigation system engineering and mainly used for filtering impurities such as organic matters, silt, solid particles and the like in raw water so as to ensure that the water quality after filtering meets the use requirement, the back washing is used for washing impurities absorbed and retained by pores on the surface of a filter material of the sand filter, the sand filter adopts a traditional clear water single washing mode and can ensure the cleanness of the filter material to a certain extent, but the use process has the following problems, and the filter material is easy to lose due to large water flow strength during the back, intensity is little can't accomplish the inside impurity of filter material thoroughly and clears away, in the desulfurization gypsum dewatering system moreover, contains various large granule debris or piece usually in the sewage, causes the damage to the filter core easily, simultaneously, if can't discharge debris and the piece in the sewage, the thick liquid mud pump can bring partial debris, piece to the swirler along with the thick liquid, causes the swirler to block up, influences equipment normal operating.

In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, the chinese patent document discloses an air-water backwashing system [ CN201920097514.1] for a sand filter, which comprises an air-water mixing device, wherein the air-water mixing device is fixed on a pipeline through a connecting flange, an air-water mixing chamber is arranged in the air-water mixing device, a free turnover type water separator, an umbrella-shaped water baffle, an annular air pipe and a metal net are sequentially arranged in the air-water mixing chamber from bottom to top, and the air-water mixing device is provided with an air-lock quick connector and is connected with an automatic inflating device through an air conveying pipe.

Above-mentioned scheme has solved the not good problem of current sandstone filtration device back flush effect to a certain extent, but this scheme still has a great deal of not enough, for example: in the desulfurization gypsum dewatering system, can't discharge debris and piece in the sewage, use for a long time and cause the filter core to damage easily, use for a long time easily and lead to the swirler to block up, influence equipment normal operating.

Disclosure of Invention

The utility model aims at the above problem, provide a reasonable in design, not fragile and blowdown convenient a filter for desulfurization gypsum dewatering system.

In order to achieve the above purpose, the utility model adopts the following technical proposal: the filter for the desulfurization gypsum dewatering system comprises a filter cup body, wherein a cup body end cover is detachably connected to the upper end of the filter cup body, the cup body end cover is circumferentially connected with the filter cup body through an installation screw rod, a filter assembly for filtering sewage is arranged in the filter cup body, the filter assembly is connected with the cup body end cover in a rotating and clamping manner, a filter cavity is formed on the circumferential inner side of the filter assembly, a flushing inner cavity is formed on the circumferential outer side of the filter assembly and the circumferential inner side of the filter cup body, a flow guide device is connected onto the cup body end cover, the upper end of the flow guide device is respectively connected with a water inlet mechanism and a water outlet mechanism, one end of the water outlet mechanism is connected with a cyclone, the lower end of the filter cup body is provided with a funnel-shaped sewage discharge part, a sewage inlet which is vertically arranged with the filter cup body is arranged on the circumferential outer side of the filter, one end of the blow-off pipe close to the filtrate tank is provided with a nylon mesh bag for collecting sundries. The filter assembly is used for separating the fragments or sundries in the sewage in the flushing inner cavity, the flushing inner cavity is flushed by the water inlet mechanism, the water inlet mechanism is large in flow and vertically flushes the flushing inner cavity, the filtered fragments or sundries can be effectively discharged to flush the inner cavity, the discharged fragments or sundries are collected through the nylon mesh bag, the fragments or sundries are effectively prevented from being damaged to the filter assembly, and the fragments or the sundries are prevented from entering the filtrate water tank to be circulated again.

In foretell a filter for desulfurization gypsum dewatering system, filtering component is including filtering the barrel, filters the barrel bottom and seals, and it is equipped with a plurality of filtration pores that are the matrix arrangement to filter the barrel lower extreme to filter barrel week outside, filters downthehole installation and can prevent that debris from getting into filtering cavity's filter screen, and filters the barrel upper end and have the rotation installation department, and rotate the installation department circumference outside and be equipped with a plurality of joint portions that are used for the joint in cup end cover inboard, it is equipped with threaded connection portion to rotate the installation department upper end.

In foretell a filter for desulfurization gypsum dewatering system, cup end cover inboard is equipped with annular spout, and annular spout circumference inboard has the internal thread structure corresponding with threaded connection portion, and annular spout circumference is equipped with a plurality of arc trip portions corresponding with joint portion, is equipped with the arc installation clearance that can supply joint portion to embolia annular spout between two that arc trip portion is adjacent. Through the mutually supporting of threaded connection portion and helicitic texture, make and filter the barrel and be connected closely with the cup end cover, simultaneously, utilize mutually supporting of arc trip portion and joint portion to form the support to the cartridge filter body, can bear more large-traffic rivers.

In foretell a filter for desulfurization gypsum dewatering system, the length of arc installation clearance and arc trip portion is greater than the length of joint portion, and rotates the installation department and rotate and set up in annular spout and can be in the annular spout internal peripheral rotation. Thus facilitating the disassembly and maintenance of the filtering cylinder body.

In foretell a filter for desulfurization gypsum dewatering system, the guiding device includes the water conservancy diversion barrel, and water inlet and apopore are equipped with respectively to water conservancy diversion barrel upper end, and the water inlet links to each other with inlet mechanism one end, and the apopore links to each other with play water mechanism one end, and inlet opening one end with wash the inner chamber and link up each other, link up each other between apopore one end and the filter chamber body. The water inlet hole and the water outlet hole are not interfered with each other, so that cross contamination among water flows is avoided.

In the above-mentioned filter for desulfurization gypsum dewatering system, the water inlet mechanism includes a wash pipe, on which a wash valve is provided, and one end of the wash pipe, which is far away from the guide cylinder, is connected with an external water supply pipe.

In the filter for the desulfurization gypsum dewatering system, the water outlet mechanism comprises a water outlet pipe, a water outlet valve is arranged on the water outlet pipe, and one end of the water outlet pipe, which is far away from the guide cylinder body, is connected with the cyclone.

In the filter for the desulfurization gypsum dewatering system, the guide cylinder body and the cup body end cover are integrally formed, and the diameter of the inner cavity of the guide cylinder body is the same as that of the filtering cavity.

In foretell a filter for desulfurization gypsum dewatering system, the blow off pipe is located and is equipped with the blowoff valve between drain and the nylon mesh bag, and nylon mesh bag detachably sets up in blow off pipe one end. The nylon mesh bag can be used for collecting the discharged sundries, and the redundant treatment process is avoided during sewage treatment.

In the filter for the desulfurization gypsum dewatering system, the sewage inlet is connected with the slurry inlet pipe, the slurry inlet pipe is communicated with the flushing inner cavity, and the slurry inlet pipe is provided with the sewage inlet valve.

Compared with the prior art, the utility model has the advantages of: simple structure, it is convenient to dismantle, and the debris separation in with the sewage through the cooperation of crossing filtration pore and filter screen is washing the inner chamber, washes the inner chamber through the mechanism that intakes, passes through the drain discharge with debris, has avoided debris or piece to filter assembly production damage, simultaneously, can discharge debris through the blow off pipe, utilizes the nylon pocket to collect debris, has effectively avoided entering the circulation again behind debris entering filtrate pond.

Drawings

Fig. 1 is an overall structure front view of the present invention;

FIG. 2 is a front view of the filter assembly of the present invention;

FIG. 3 is a sectional view of the cup end cap of the present invention when connected to the diversion device;

FIG. 4 is a top view of the cup end cap of the present invention when connected to the deflector;

fig. 5 is a bottom view of the cup body end cover of the present invention.

In the figure, a filtering cup body 1, a flushing inner cavity 11, a sewage discharge part 12, a sewage inlet 13, a sewage outlet 14, a sewage discharge pipe 15, a sewage discharge valve 16, a slurry inlet pipe 17, a sewage inlet valve 18, a cup body end cover 2, an installation screw 21, an annular chute 22, an arc-shaped clamping hook part 23, an arc-shaped installation gap 24, a filtering component 3, a filtering cavity 31, a filtering cylinder 32, a filtering hole 33, a filtering net 34, a rotary installation part 35, a clamping part 36, a threaded connection part 37, a flow guide device 4, a flow guide cylinder 41, a water inlet hole 42, a water outlet hole 43, a water inlet mechanism 5, a flushing water pipe 51, a flushing valve 52, a water outlet mechanism 6, a water outlet pipe 61, a water outlet valve 62, a swirler 7, a filtrate water tank 8.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in figures 1-5, the filter for the desulfurization gypsum dewatering system comprises a filtering cup body 1, the upper end of the filtering cup body 1 is detachably connected with a cup body end cover 2, the cup body end cover 2 is circumferentially connected with the filtering cup body 1 through an installation screw 21, a filtering component 3 for filtering sewage is arranged in the filtering cup body 1, the filtering component 3 is rotationally connected with the cup body end cover 2 in a clamping way, a filtering cavity 31 is formed on the circumferential inner side of the filtering component 3, a flushing inner cavity 11 is formed on the circumferential outer side of the filtering component 3 and the circumferential inner side of the filtering cup body 1, a flow guide device 4 is connected on the cup body end cover 2, the upper end of the flow guide device 4 is respectively connected with a water inlet mechanism 5 and a water outlet mechanism 6, one end of the water outlet mechanism 6 is connected with a swirler 7, the lower end of the filtering cup body 1 is provided with a funnel-shaped sewage discharge part 12, and the upper end of, the lower end of the sewage discharge part 12 is connected with a sewage discharge port 14, the sewage discharge port 14 is connected with the filtrate tank 8 through a sewage discharge pipe 15, and one end of the sewage discharge pipe 15, which is close to the filtrate tank 8, is provided with a nylon mesh bag 9 for collecting sundries. Carry out the separation to the debris that get into and wash inner chamber 11 through filter assembly 3, and intake mechanism 5 can scrub washing inner chamber 11, avoids debris to remain in washing inner chamber 11, and debris are discharged through drain 14 through washing, utilizes nylon mesh bag 9 to collect debris simultaneously, has prevented that debris from getting into filtrate pond 8 and causing the production jam when filtrating the circulation.

Wherein, filtering component 3 is including filtering barrel 32, filters barrel 32 bottom and seals, and it is equipped with a plurality of filter holes 33 that are the matrix arrangement to filter barrel 32 circumference outside and be located the lower extreme of filtering barrel 32, install filter screen 34 that can prevent debris entering filter chamber 31 in filtering holes 33, and filter barrel 32 upper end has rotation installation department 35, and rotate installation department 35 circumference outside and be equipped with a plurality of joint portions 36 that are used for the joint in 2 inboards of cup end cover, it is equipped with threaded connection portion 37 to rotate installation department 35 upper end. The filter bowl 1 and the filter cylinder 32 are both made of 316L stainless steel material to prevent filtrate from corroding the filter assembly 3 with the slurry entering the wash chamber 11.

Visibly, the inner side of the cup body end cover 2 is provided with an annular chute 22, the inner side of the circumferential direction of the annular chute 22 is provided with an internal thread structure corresponding to the thread connecting portion 37, the circumferential direction of the annular chute 22 is provided with a plurality of arc-shaped clamping hook portions 23 corresponding to the clamping portions 36, and an arc-shaped mounting gap 24 for the clamping portions 36 to be sleeved into the annular chute 22 is arranged between two adjacent arc-shaped clamping hook portions 23. When the threaded connection portion 37 and the internal thread structure are screwed together, the clamping portion 36 and the arc-shaped clamping hook portion 23 are overlapped.

Further, the lengths of the arc-shaped mounting gap 24 and the arc-shaped hook portion 23 are greater than the length of the clamping portion 36, and the rotating mounting portion 35 is rotatably disposed in the annular sliding groove 22 and can rotate circumferentially in the annular sliding groove 22.

Obviously, the flow guiding device 4 includes a flow guiding cylinder 41, the upper end of the flow guiding cylinder 41 is respectively provided with a water inlet 42 and a water outlet 43, the water inlet 42 is connected with one end of the water inlet mechanism 5, the water outlet 43 is connected with one end of the water outlet mechanism 6, one end of the water inlet 42 is communicated with the washing cavity 11, and the water outlet 43 is communicated with the filtering cavity 31.

In detail, the water inlet mechanism 5 comprises a flushing water pipe 51, a flushing valve 52 is arranged on the flushing water pipe 51, and one end of the flushing water pipe 51 far away from the guide cylinder 41 is connected with an external water supply pipe.

Preferably, the water outlet mechanism 6 comprises a water outlet pipe 61, a water outlet valve 62 is arranged on the water outlet pipe 61, and one end of the water outlet pipe 61 far away from the guide cylinder 41 is connected with the cyclone 7.

Furthermore, the guide cylinder 41 and the cup end cover 2 are integrally formed, and the diameter of the inner cavity of the guide cylinder 41 is the same as that of the filter cavity 31.

Preferably, a sewage valve 16 is arranged between the sewage outlet 14 and the nylon mesh bag 9 of the sewage pipe 15, and the nylon mesh bag 9 is detachably arranged at one end of the sewage pipe 15. The nylon mesh bag 9 is sewn by using a 10-mesh nylon mesh, and is periodically detached and cleaned.

More specifically, a slurry inlet pipe 17 is connected to the sewage inlet 13, the slurry inlet pipe 17 and the flushing inner cavity 11 are communicated with each other, and a sewage inlet valve 18 is arranged on the slurry inlet pipe 17.

The principle of the embodiment is as follows: during normal operation, the water outlet valve 62 and the sewage inlet valve 18 are opened, slurry enters the washing inner cavity 11 through the slurry inlet pipe 17, impurities in the slurry are separated in the washing inner cavity 11 through the filtering component 3, when the filtering flow is limited, the water outlet valve 62 and the sewage inlet valve 18 are closed, the washing valve 52 and the sewage discharge valve 16 are opened, the impurities in the washing inner cavity 11 are washed through the washing water pipe 51, the washed impurities flow out through the sewage discharge pipe 15 and are collected through the nylon mesh bag 9, the phenomenon that the impurities enter the filtrate water tank 8 and then enter the circulation again is avoided, the impurities are prevented from damaging the filtering component 3 and influencing the flow, the impurities are prevented from entering the cyclone 7, and the cyclone 7 is blocked.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the filtering cup body 1, the flushing inner cavity 11, the sewage discharging portion 12, the sewage inlet 13, the sewage outlet 14, the sewage discharging pipe 15, the sewage discharging valve 16, the slurry inlet pipe 17, the sewage inlet valve 18, the cup body end cover 2, the mounting screw 21, the annular chute 22, the arc-shaped clamping hook portion 23, the arc-shaped mounting gap 24, the filtering component 3, the filtering cavity 31, the filtering cylinder 32, the filtering hole 33, the filtering net 34, the rotary mounting portion 35, the clamping portion 36, the threaded connecting portion 37, the flow guiding device 4, the flow guiding cylinder 41, the water inlet hole 42, the water outlet hole 43, the water inlet mechanism 5, the flushing water pipe 51, the flushing valve 52, the water outlet mechanism 6, the water outlet pipe 61, the water outlet valve 62, the cyclone 7, the filtrate tank 8, the nylon mesh bag 9 and the like are used more often, the possibility. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (10)

1. A filter for a desulfurization gypsum dewatering system comprises a filtering cup body (1), wherein a cup body end cover (2) is detachably connected to the upper end of the filtering cup body (1), the cup body end cover (2) is connected with the filtering cup body (1) in the circumferential direction through an installation screw rod (21), the filter is characterized in that a filtering component (3) used for filtering sewage is arranged in the filtering cup body (1), the filtering component (3) is connected with the cup body end cover (2) in a rotating and clamping manner, a filtering cavity (31) is formed on the circumferential inner side of the filtering component (3), a flushing inner cavity (11) is formed on the circumferential outer side of the filtering component (3) and the circumferential inner side of the filtering cup body (1), a flow guide device (4) is connected onto the cup body end cover (2), the upper end of the flow guide device (4) is respectively connected with a water inlet mechanism (5) and a water outlet mechanism (6), and one end of the water outlet, filter cup (1) lower extreme have and be sewage discharge portion (12) that leak hopper-shaped, and filter cup (1) circumference outside be located sewage discharge portion (12) upper end and be equipped with and filter cup (1) sewage inlet port (13) that are perpendicular setting, sewage discharge portion (12) lower extreme be connected with drain (14), and drain (14) link to each other with filtrate pond (8) through blow off pipe (15), the one end that blow off pipe (15) are close to filtrate pond (8) be equipped with nylon mesh bag (9) that are used for collecting debris.

2. The filter for the desulfurization gypsum dewatering system according to claim 1, wherein the filter assembly (3) comprises a filter cylinder (32), the bottom of the filter cylinder (32) is closed, a plurality of filter holes (33) arranged in a matrix are formed in the circumferential outer side of the filter cylinder (32) and located at the lower end of the filter cylinder (32), a filter screen (34) capable of preventing impurities from entering the filter cavity (31) is installed in each filter hole (33), a rotary installation part (35) is arranged at the upper end of the filter cylinder (32), a plurality of clamping parts (36) used for clamping the inner side of the cup body end cover (2) are arranged in the circumferential outer side of the rotary installation part (35), and a threaded connection part (37) is arranged at the upper end of the rotary installation part (35).

3. The filter for the desulfurization gypsum dewatering system according to claim 2, wherein an annular chute (22) is arranged on the inner side of the cup body end cover (2), the inner side of the circumferential direction of the annular chute (22) is provided with an internal thread structure corresponding to the thread connecting portion (37), the circumferential direction of the annular chute (22) is provided with a plurality of arc-shaped hook portions (23) corresponding to the clamping portions (36), and an arc-shaped mounting gap (24) for the clamping portions (36) to be sleeved into the annular chute (22) is arranged between two adjacent arc-shaped hook portions (23).

4. The filter for the desulfurization gypsum dewatering system according to claim 3, wherein the length of the arc-shaped mounting gap (24) and the arc-shaped hook portion (23) is greater than the length of the hook portion (36), and the rotational mounting portion (35) is rotatably disposed in the annular sliding groove (22) and can rotate circumferentially in the annular sliding groove (22).

5. The filter for the desulfurization gypsum dewatering system of claim 1, wherein the flow guide device (4) comprises a flow guide cylinder body (41), the upper end of the flow guide cylinder body (41) is provided with a water inlet hole (42) and a water outlet hole (43) respectively, the water inlet hole (42) is connected with one end of the water inlet mechanism (5), the water outlet hole (43) is connected with one end of the water outlet mechanism (6), one end of the water inlet hole (42) is communicated with the washing inner cavity (11), and the water outlet hole (43) is communicated with the filtering cavity (31).

6. The filter for a desulfurization gypsum dewatering system according to claim 5, wherein the water inlet mechanism (5) comprises a flushing water pipe (51), a flushing valve (52) is arranged on the flushing water pipe (51), and one end of the flushing water pipe (51) far away from the guide cylinder body (41) is connected with an external water supply pipe.

7. The filter for the desulfurization gypsum dewatering system according to claim 6, wherein the water outlet mechanism (6) comprises a water outlet pipe (61), a water outlet valve (62) is arranged on the water outlet pipe (61), and one end of the water outlet pipe (61) far away from the guide cylinder body (41) is connected with the cyclone (7).

8. The filter for the desulfurization gypsum dewatering system according to claim 5, wherein the guide cylinder (41) is integrally formed with the cup body end cover (2), and the diameter of the inner cavity of the guide cylinder (41) is the same as that of the filter cavity (31).

9. The filter for the desulfurization gypsum dewatering system according to claim 1, wherein a blowdown valve (16) is provided between the blowdown port (14) and the nylon mesh bag (9) in the blowdown pipe (15), and the nylon mesh bag (9) is detachably disposed at one end of the blowdown pipe (15).

10. The filter for the desulfurization gypsum dewatering system according to claim 1, wherein a slurry inlet pipe (17) is connected to the wastewater inlet (13), the slurry inlet pipe (17) and the washing inner chamber (11) are communicated with each other, and a wastewater inlet valve (18) is arranged on the slurry inlet pipe (17).

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