CN217855012U - Quick-release filter and ammonia water filtering system applying same - Google Patents

Abstract

The utility model relates to a quick-release filter and aqueous ammonia filtration system who uses thereof, including the drain distributor, advance the liquid distributor and from the interior barrel that separates into inner chamber and exocoel outward, the drain distributor is used for intercommunication inner chamber and exocoel, the inner chamber or one of them in the exocoel is equipped with inlet and filter material, and another is equipped with liquid outlet and composite ceramic membrane pipe, advances the liquid distributor setting at the inlet. The utility model discloses the ammonia water filtration system who obtains of a quick-release filter and use thereof has following advantage: the filter effect is good, and the aqueous ammonia is through coke and the dual filtration of composite ceramic membrane pipe, and overall structure is simple, and the filter material quick detach formula design can quick replacement filter material.

Description

Quick-release filter and ammonia water filtering system applying same

Technical Field

The utility model relates to an environmental protection equipment especially relates to a quick-release filter and aqueous ammonia filtration system who uses thereof.

Background

The existing ammonia water filtering device generally adopts a mode of a coke filter or a ceramic filter, and a large amount of tar filtered on coke can be deposited in the operation process of the coke filter, so that the oil removing effect is greatly reduced; and the residual ammonia water is directly introduced into the ceramic filter, so that the burden of the ceramic filter is large, and the normal operation of subsequent production is influenced. Therefore, the two methods have poor purification effect, and the coke needs to be removed little by manpower after being used up, which wastes time and labor.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a quick detach formula filter and aqueous ammonia filtration system of using thereof, can double-deck filtration.

Another object of this application is to provide a quick detach formula filter and aqueous ammonia filtration system who uses thereof, it is convenient to change the filter material.

Another objective of the present application is to provide a quick-release filter and an ammonia water filtration system using the same, which have simple structure and convenient assembly and maintenance.

The technical scheme adopted by the application is as follows: a quick-release filter comprises a cylinder body, wherein the cylinder body is divided into an inner cavity and an outer cavity from inside to outside, the inner cavity is communicated with the outer cavity through a liquid discharge distributor, one of the inner cavity or the outer cavity is provided with a liquid inlet and a filter material, the other one of the inner cavity or the outer cavity is provided with a liquid outlet and a composite ceramic membrane tube, and the liquid inlet is provided with a liquid inlet distributor. Specifically, the filter material adopts coke of different grades, and the barrel is wholly cylindric, and is the cambered surface of evagination from top to bottom. Inlet and filter material cooperation, inlet and filter material setting are in same intracavity promptly, no matter the inlet sets up in which chamber, and liquid all can filter through the filter material earlier after getting into, and liquid outlet and composite ceramic membrane pipe cooperation, liquid outlet and composite ceramic membrane pipe are in same intracavity promptly, no matter the liquid outlet sets up in which chamber, and liquid all can filter through composite ceramic membrane pipe before getting rid of.

Compared with the prior art, the device has the advantages that the cylinder body is divided into the inner cavity and the outer cavity, double-layer filtering is convenient to carry out, different filtering modes or filtering materials are arranged in each cavity, the inner cavity and the outer cavity are divided from inside to outside, the residual ammonia water can flow from one end of the cylinder body to the other end, the passing distance is longest, the filtering time in the cavity is long, the filtering effect is better, the liquid discharging distributor is used for uniformly feeding the liquid in the inner cavity or the outer cavity into the other cavity, the liquid is conveniently and uniformly filtered in the other cavity, the liquid inlet is used for feeding the ammonia water to be filtered, the filtering materials adopt cokes with different grades, the ammonia water has the adsorption function through different grades, so that dissolved oil in the residual ammonia water is removed, the liquid inlet and the filtering materials are in the same cavity, the ammonia water to be filtered can be filtered firstly through the filtering materials, the liquid outlet is used for discharging the filtered ammonia water, irregular and the composite ceramic membrane tube has irregular and different-size criss-cross gaps, so that organic matters, enriched matters and fine coke particles in the residual ammonia water can be removed, and intercepted in turn from large to small, thereby achieving an ideal filtering effect; and the oil washing capacity of the composite ceramic membrane tube is used for removing the dissolved oil in the residual ammonia water again, and the liquid inlet distributor is used for uniformly sending the entering ammonia water into the cavity, so that the sent ammonia water can be uniformly filtered. When the filter material is replaced, only the lower liquid discharging distributor and the liquid inlet distributor need to be taken out, so that the two sides are communicated, the filter material can be discharged from one side, and the filter material can be put in from the other side, and the filter material replacing device is simple and convenient.

In some embodiments of this application, it includes first bottom plate and first filter plate to advance the liquid distributor from the bottom up, and hemispherical composite metal membrane is adopted to first filter plate, is equipped with first filtration pore on the first filter plate, and the feed liquor hole has been seted up to first bottom plate. The liquid inlet hole is provided with a liquid inlet pipe connecting component, the first filter plate is connected with the first bottom plate, and the first bottom plate is connected with the inner cavity. First bottom plate is used for being connected with the inner chamber, the inlet is plugged up to the while, first filter plate adopts hemispherical composite metal membrane, hemispherical design can increase the surface area, increase the quantity of arranging of first filtration pore, first filtration pore is used for liquid to pass through, first filtration pore of the last density of hemispherical composite metal membrane can the limited increase surplus aqueous ammonia filter area, and accomplish the feed liquor more evenly, be difficult to block up, the feed liquor hole is used for liquid to get into, and connect the subassembly with the feed liquor, guarantee that the feed liquor is reliable, the feed liquor hole also is inner chamber back flush drain simultaneously.

Further, a first manhole assembly is arranged outside the liquid inlet distributor. The liquid inlet hole is connected with the inner cavity through a liquid inlet connecting pipe assembly and penetrates through the first manhole assembly to feed liquid. The first manhole assembly is flexible to open and close, convenient to install, overhaul and safely check, and better protects the liquid inlet distributor.

In some embodiments of the present application, the drainage distributor includes a second bottom plate and a second filter plate from top to bottom, the second filter plate adopts a cylindrical surface and a hemispherical composite metal film, the second filter plate is provided with a second filter hole, and the second bottom plate is provided with an exhaust hole. An exhaust connecting pipe component is arranged on the exhaust hole, the second filter plate is connected with the second bottom plate, and the second bottom plate is connected with the outer cavity. The two ends of the liquid discharge distributor are respectively connected with the inner cavity and the outer cavity, the second bottom plate is used for being connected with the outer cavity and simultaneously blocking a channel between the inner cavity and the outer cavity, the second filter plate adopts a cylindrical surface and a hemispherical composite metal film, the surface area can be increased by both the cylindrical surface and the hemispherical surface, the arrangement number of the second filter holes is increased, one part of the second filter plate is communicated with the inner cavity, the other part of the second filter plate is communicated with the outer cavity, ammonia water can uniformly flow into the liquid discharge distributor from the inner cavity and then uniformly flow into the outer cavity from the liquid discharge distributor, the second filter holes are used for liquid to pass through, the second filter holes are densely distributed on the composite metal film, the residual ammonia water filtering area can be increased in a limited mode, liquid discharge can be completed more uniformly, exhaust holes are not prone to be blocked, the exhaust holes are used for exhausting redundant gas and are connected with the exhaust pipe connecting component, exhaust reliability is guaranteed, and the exhaust holes are also used as a back-flushing inner cavity liquid inlet.

Further, a second manhole assembly is arranged outside the drainage distributor. The exhaust hole passes through the second manhole component through the exhaust connecting pipe component and is communicated with the outside, and the second manhole component is connected with the outer cavity. The second manhole assembly is flexible to open and close, convenient to install, overhaul and safely check, and better protects the drainage distributor.

In some embodiments of the present application, the upper and lower ends of the composite ceramic membrane tube are respectively provided with an upper flower plate and a lower flower plate, and both the upper flower plate and the lower flower plate are connected with the cylinder body. The composite ceramic membrane tubes are uniformly distributed around the inner cavity. Go up the card and be connected with the barrel with lower card, the installation of the composite ceramic membrane pipe of being convenient for, and make the installation of composite ceramic membrane pipe firm, go up the card and seted up a plurality of through-holes on the card down, can make the liquid circulation when filtering large granule impurity, the inner chamber equipartition is encircleed to the composite ceramic membrane pipe, and the aqueous ammonia is to each direction uniform flow of exocoel through the drainage distributor, can make the aqueous ammonia homoenergetic at the exocoel filter through the composite ceramic membrane pipe, the filter effect is even.

Furthermore, a positioning pipe is arranged on the lower pattern plate, the composite ceramic film pipe is sleeved on the positioning pipe, a gland is arranged at the top of the composite ceramic film pipe and connected with the upper pattern plate, an upper gasket is arranged between the gland and the composite ceramic film pipe, and a lower gasket is arranged between the composite ceramic film pipe and the lower pattern plate. Epoxy resin glue is arranged between the composite ceramic membrane tube and the upper pattern plate. The registration arm is used for the installation location of compound ceramic membrane pipe, and the gland is used for fixing compound ceramic membrane pipe from the upper end, cooperates with the registration arm, accomplishes the fixed at the upper and lower both ends of compound ceramic membrane pipe, goes up packing ring and lower packing ring and can reduce holding surface pressure, makes its pressure even, and epoxy glue is used for further strengthening the fixed of compound ceramic membrane pipe, fills the clearance between compound ceramic membrane pipe and the last card, prevents that compound ceramic membrane pipe from rocking.

Further, be equipped with the third manhole subassembly on the barrel, the third manhole subassembly sets up between last card and the lower card. The third manhole subassembly switching is nimble, is convenient for install, overhaul and safety inspection, and the third manhole subassembly sets up at last card and between the card down, is convenient for install and overhaul composite ceramic membrane pipe.

In some embodiments of this application, the inlet sets up at the barrel lower extreme and on the inner chamber, and the inner chamber is big both ends little in the middle of being, and the liquid outlet setting is in the barrel upper end. The inlet sets up at the barrel lower extreme, make into liquid distributor at the barrel lower extreme, in order to communicate inner chamber and exocoel, consequently, liquid distributor sets up in the barrel upper end, the interior intracavity is filled with the coke that different grades were joined in marriage, when changing the filter material, only need take off liquid distributor and liquid distributor of advancing, will make the whole whereabouts of inner chamber coke owing to the effect of gravity, thereby accomplish the coke filter material change fast, the inner chamber is the big both ends in the middle of the arrangement of the coke of being convenient for different grades, both ends are little, the cross-sectional area is little, the velocity of flow is fast, be convenient for the aqueous ammonia to pass through, the middle is big, the cross-sectional area is big, the velocity of flow is slow, the filter time is long, the filter effect is good, and the lower extreme can be when changing the filter material control the falling speed of coke, prevent that the coke from falling the excessive fast and causing the risk, the liquid outlet sets up in the barrel, it is comparatively convenient that liquid distributor is filled the filter material downwards from the upper end to take off. Traditional coke filter material filter is changed comparatively complicacy, needs personnel to get into the old coke filter material of filter inner chamber clearance, exists certain security and consumes certain labour, and this device filter material is changed and is dropped automatically, can accomplish fast that the coke filter material is changed

Further, a fourth manhole assembly is arranged at the lower end of the outer cavity, a safety valve port is arranged at the upper end of the outer cavity, a periodic sewage draining outlet is formed in the barrel, an outer cavity backwashing sewage draining outlet is formed in the bottom of the outer cavity, a support is arranged on the barrel, a safety valve pipe connecting assembly is arranged on the safety valve port, the periodic sewage draining outlet is communicated with the lower pattern plate, and a liquid outlet is formed between the upper pattern plate and the lower pattern plate. The fourth manhole assembly is flexible to open and close, convenient to install, overhaul and safety check, the safety valve port is used for installing a safety valve, the regular sewage discharge outlet is used for regularly discharging sewage in the cylinder, the outer cavity backwashing sewage discharge outlet is used for discharging sewage after outer cavity backwashing, the support is used for supporting and fixing the cylinder, the safety valve connecting pipe assembly is used for connecting the safety valve port with the safety valve, connection is more reliable, the liquid outlet is arranged between the upper pattern plate and the lower pattern plate, the composite ceramic membrane pipe is also arranged between the upper pattern plate and the lower pattern plate, discharged ammonia water can be well filtered, the regular sewage discharge outlet is communicated with the lower pattern plate, and impurities deposited on the lower pattern plate are easily discharged.

The utility model provides an aqueous ammonia filtration system, includes a quick-release filter, feed liquor house steward and goes out the liquid house steward, is equipped with No. 3 valves on the inlet, is equipped with No. 7 valves on the liquid outlet, and No. 3 valves and feed liquor house steward intercommunication, no. 7 valves and play liquid house steward intercommunication. The liquid inlet main pipe is used for providing liquid needing to be filtered, the liquid outlet main pipe is used for discharging the filtered liquid, the valve No. 3 is used for controlling the on-off between the filter and the liquid inlet main pipe, and the valve No. 7 is used for controlling the on-off between the filter and the liquid outlet main pipe. When the liquid filter is used, liquid to be filtered enters the filter from the liquid outlet main pipe through the No. 3 valve for filtering, and the filtered liquid is discharged from the liquid outlet into the liquid outlet main pipe through the No. 7 valve.

Further, including backwash feed liquor pipe and blowdown house steward, be equipped with No. 1 valve on the exhaust hole, still parallelly connected No. 2 valves on the inlet, no. 1 valve and backwash feed liquor pipe intercommunication, no. 2 valve and blowdown house steward intercommunication. The backwashing liquid inlet pipe is used for providing liquid for backwashing, the sewage discharging main pipe is used for intensively discharging the flushed liquid, the No. 1 valve is used for controlling the on-off between the exhaust hole and the backwashing liquid inlet pipe, and the No. 2 valve is used for controlling the on-off between the liquid inlet and the sewage discharging main pipe. During the use, backwash liquid enters into the inner chamber from the backwash feed liquor through No. 1 valve and washes, and the liquid after washing is discharged to the blowdown house steward from the feed liquor through No. 2 valve.

Furthermore, a No. 6 valve is connected in parallel on the liquid outlet, a No. 4 valve is arranged on the outer cavity backwashing sewage discharge port, the No. 6 valve is communicated with the backwashing liquid inlet pipe, and the No. 4 valve is communicated with the sewage discharge main pipe. The No. 6 valve is used for controlling the on-off between the liquid outlet and the backwashing liquid inlet pipe, and the No. 4 valve is used for controlling the on-off between the outer cavity backwashing sewage discharge port and the sewage discharge main pipe. When the backwashing device is used, backwashing liquid enters the outer cavity from the backwashing liquid inlet pipe through the No. 6 valve for flushing, and the flushed liquid is discharged into the sewage main pipe from the outer cavity backwashing sewage discharge port through the No. 4 valve.

Furthermore, a No. 5 valve is arranged on the periodic sewage draining port, a safety valve is arranged on the safety valve port, an automatic exhaust valve is further connected to the exhaust hole in parallel, and the No. 5 valve is communicated with the sewage draining main pipe. The No. 5 valve is used for controlling the on-off between the regular sewage draining port and the sewage draining main pipe, the safety valve is used for preventing the internal pressure from being too high, the safety is improved, and the automatic exhaust valve is used for automatically exhausting redundant gas in the filter, so that the safety is improved.

An ammonia water filtering process flow applies an ammonia water filtering system, and comprises the following steps:

when the system works normally, the No. 3 valve and the No. 7 valve are opened, ammonia water in the liquid inlet header pipe enters the quick-release filter through the No. 3 valve to be filtered, and the filtered ammonia water flows out of the opened No. 7 valve and enters the liquid outlet header pipe;

when an inner cavity of the system is backwashed, a valve No. 1 and a valve No. 2 are opened, liquid in a backwashed liquid inlet pipe enters the inner cavity through the valve No. 1 for washing, and the washed liquid is gathered at the liquid inlet under the action of gravity and enters a sewage drainage main pipe through the valve No. 2;

when the outer cavity of the system is backwashed, a No. 6 valve and a No. 4 valve are opened, liquid in a backwashed liquid inlet pipe enters the outer cavity through the No. 6 valve for flushing, and the flushed liquid is converged at a sewage discharge port of the outer cavity backwashing under the action of gravity and enters a sewage discharge main pipe through the No. 4 valve;

when the whole system is backwashed, the No. 2 valve and the No. 6 valve are opened, liquid in the backwashing liquid inlet pipe enters the outer cavity through the No. 6 valve to be washed, then overflows from the outer cavity to the inner cavity to be washed, and the washed liquid is discharged from the liquid inlet and enters the sewage main pipe through the No. 2 valve.

Drawings

Fig. 1 is a schematic structural view of a liquid inlet distributor according to embodiment 1 of the present invention;

fig. 2 is a schematic structural diagram of embodiment 1 of the present invention;

fig. 3 is an installation schematic diagram of the composite ceramic membrane tube of embodiment 1 of the present invention;

fig. 4 is a schematic structural view of the drainage distributor according to embodiment 1 of the present invention;

fig. 5 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 6 is a schematic structural diagram of embodiment 3 of the present invention.

In the figure: 1. a cylinder body; 2. an inner cavity; 3. an outer cavity; 4. a drainage distributor; 41. a second base plate; 42. a second filter plate; 43. a second filter hole; 44. an exhaust hole; 45. an exhaust pipe connecting component; 5. a liquid inlet; 6. filtering the material; 7. a liquid outlet; 8. a composite ceramic membrane tube; 81. mounting a pattern plate; 82. a pattern plate is arranged; 83. a positioning tube; 84. a gland; 85. an upper gasket; 86. a lower gasket; 87. epoxy resin glue; 9. a liquid inlet distributor; 91. a first base plate; 92. a first filter plate; 93. a first filter hole; 94. a liquid inlet hole; 95. a liquid inlet pipe connecting component; 10. a first manhole assembly; 11. a second manhole assembly; 13. a third manhole assembly; 14. a fourth manhole assembly; 15. a safety valve port; 16. a periodic sewage draining outlet; 17. an outer cavity back flushing sewage draining exit; 18. a support; 19. a safety valve extension assembly; 20. a liquid inlet main pipe; 21. a liquid outlet main pipe; 22. backwashing the liquid inlet pipe; 23. a main blowdown pipe; 101. a valve No. 1; 102. a valve No. 2; 103. a valve No. 3; 104. a valve number 4; 105. a valve No. 5; 106. a number 6 valve; 107. a valve No. 7; 108. a safety valve; 109. an automatic exhaust valve.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description is given to the embodiments, structures, features and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.

Example 1:

the quick-release filter that this embodiment provided, as shown in fig. 2, including barrel 1, inner chamber 2 and outer chamber 3 are separated into from inside to outside to barrel 1, through arranging liquid distributor 4 intercommunication between inner chamber 2 and the outer chamber 3, inner chamber 2 or one of them in the outer chamber 3 is equipped with inlet 5 and filter material 6, and another is equipped with liquid outlet 7 and compound ceramic membrane pipe 8, is equipped with into liquid distributor 9 on the inlet 5. Specifically, the filter material 6 adopts cokes with different grading, the cylinder 1 is integrally cylindrical with an upper cambered surface and a lower cambered surface, the cylinder 1 is divided into an inner cavity 2 and an outer cavity 3, so that double-layer filtration can be conveniently carried out, different filtering modes or filter materials 6 are arranged in each cavity, the inner cavity 2 and the outer cavity 3 are divided from inside to outside, the residual ammonia water can flow from one end of the cylinder 1 to the other end, the passing distance is longest, the filtration time in the cavity is long, the filtering effect is better, the liquid discharge distributor 4 is used for uniformly feeding the liquid in the inner cavity 2 or the outer cavity 3 into the other cavity, so that the liquid can be uniformly filtered in the other cavity, the liquid inlet 5 is used for feeding the ammonia water to be filtered, the filter material 6 adopts cokes with different grading, the ammonia water passes through the adsorption function with different grading, so that the removal of dissolved oil in the residual ammonia water is finished, the liquid inlet 5 and the filter material 6 are in the same cavity, the ammonia water to be filtered can be filtered firstly passes through the filter material 6, the liquid outlet 7 is used for discharging the ammonia water after the filtering is finished, the composite ceramic membrane tube 8 has irregular particles, the gaps with different sizes and the residual ammonia water can intercept organic matters in the organisms in the transverse and transverse crossing directions, the enriched coke, so that the fine substances can be removed, and the fine substances can be blocked in turn, and the ideal filtering effect can be removed; and the oil washing capacity of the composite ceramic membrane tube 8 per se, the removal of the dissolved oil in the residual ammonia water is completed again, and the liquid inlet distributor 9 is used for uniformly sending the entering ammonia water into the cavity, so that the sent ammonia water is uniformly filtered. Liquid inlet 5 and filter material 6 set up on inner chamber 2 in this embodiment, partly and the inner chamber 2 intercommunication of through-hole on the drainage distributor 4, another part and outer chamber 3 intercommunication for in the liquid of inner chamber 2 enters into drainage distributor 4 through the through-hole with inner chamber 2 intercommunication, discharge outer chamber 3 by the through-hole with outer chamber 3 intercommunication on the drainage distributor 4 again. Inlet 5 and row's liquid distributor 4 mutual disposition, inlet 5 sets up in the bottom in this embodiment, and row's liquid distributor 4 sets up at the top, can make the liquid that gets into from inlet 5 flow to the top from the bottom, guarantees that liquid is at the distance of outer chamber 3 process farthest, and filter material 6 through is the most, and filter time is the longest, improves the filter effect.

When the filter material 6 is replaced, only the lower liquid discharge distributor 4 and the liquid inlet distributor 9 need to be taken out, so that the two sides are communicated, the filter material 6 can be discharged from one side, and the other side is put in, and the filter material replacing device is simple and convenient.

For the feed liquor is even reliable, as shown in fig. 1, it includes first bottom plate 91 and first filter plate 92 from the bottom up to advance liquid distributor 9, and first bottom plate 91 is circular, and first filter plate 92 adopts hemispherical composite metal membrane, is equipped with first filtration pore 93 on the first filter plate 92, and feed liquor hole 94 has been seted up to first bottom plate 91. The liquid inlet hole 94 is provided with a liquid inlet pipe assembly 95, the first filter plate 92 is connected with the first bottom plate 91, and the first bottom plate 91 is connected with the inner cavity 2 through bolts. First bottom plate 91 is used for being connected with inner chamber 2, the inlet 5 is plugged up to the while, first filter plate 92 adopts hemispherical composite metal membrane, hemispherical design can increase the surface area, increase the quantity of arranging of first filtration pore 93, first filtration pore 93 is used for liquid to pass through, it can the limited surplus aqueous ammonia filter area of increase to gather first filtration pore 93 on the hemispherical composite metal membrane, and accomplish the feed liquor more evenly, be difficult to block up, feed liquor hole 94 is used for the liquid to get into, and be connected with feed liquor connector subassembly 95, guarantee that the feed liquor is reliable, feed liquor hole 94 also is the back flush drain of inner chamber simultaneously.

For convenient installation and maintenance, a first manhole assembly 10 is arranged outside the liquid inlet distributor 9. The liquid inlet hole 94 is connected with the inner cavity 2 through the first manhole assembly 10 by a liquid inlet pipe assembly 95. The first manhole assembly 10 is flexible to open and close, convenient to install, overhaul and safely check, and has better protection to the liquid inlet distributor 9.

In order to make the liquid flow uniformly between the inner cavity 2 and the outer cavity 3, as shown in fig. 4, the liquid discharge distributor 4 includes, from top to bottom, a second bottom plate 41 and a second filter plate 42, the second bottom plate 41 is circular, the second filter plate 42 is a composite metal film with a cylindrical surface and a hemispherical shape, the second filter plate 42 is provided with second filter holes 43, and the second bottom plate 41 is provided with exhaust holes 44. The exhaust hole 44 is provided with an exhaust connecting pipe assembly 45, the second filter plate 42 is connected with the second bottom plate 41, and the second bottom plate 41 is connected with the outer cavity 3 through bolts. The two ends of the liquid discharge distributor 4 are respectively connected with the inner cavity 2 and the outer cavity 3, the second bottom plate 41 is used for being connected with the outer cavity 3 and simultaneously blocking a channel between the inner cavity 2 and the outer cavity 3, the cylindrical surface and the hemispherical shape of the second filter plate 42 are a cylindrical surface and a hemispherical composite metal film, the surface area can be increased by the cylindrical surface and the hemispherical shape, the arrangement number of the second filter holes 43 is increased, the second filter plate 42 is separated by a separation plate between the inner cavity 2 and the outer cavity 3, one part of the second filter plate 42 is communicated with the inner cavity 2, the other part of the second filter plate 42 is communicated with the outer cavity 3, one part of the second filter holes 43 on the second filter plate 4 is used for being communicated with the inner cavity 2 and the liquid discharge distributor 4, the other part of the second filter holes 43 on the second filter plate 4 is used for being communicated with the inner cavity 3 and the liquid discharge distributor 4, so that ammonia water can uniformly flow into the liquid discharge distributor 4 from the inner cavity 2 and then uniformly flow into the outer cavity 3, the second filter holes 43 are used for allowing liquid to pass through the exhaust holes, the second filter holes 43 are densely distributed on the composite metal film, which can increase the residual ammonia water filtering area and can uniformly finish the liquid discharge outlet area and the residual ammonia water discharge pipe assembly and can be connected with the exhaust hole 45 reliably.

For the convenience of installation and maintenance, the drainage distributor 4 is externally provided with a second manhole assembly 11. The discharge hole 44 communicates with the outside through the second manhole assembly 11 by means of a discharge nipple assembly 45, and the second manhole assembly 11 is connected with the outer chamber 3. The second manhole assembly 11 is flexible to open and close, is convenient to install, overhaul and safely check, and has better protection to the drainage distributor 4.

In order to facilitate the installation of the composite ceramic membrane tube 8, an upper flower plate 81 and a lower flower plate 82 are respectively arranged at the upper end and the lower end of the composite ceramic membrane tube 8, and the upper flower plate 81 and the lower flower plate 82 are both connected with the cylinder body 1. The composite ceramic membrane tubes 8 are uniformly distributed around the inner cavity 2 and are arranged between the outer wall of the inner cavity 2 and the inner wall of the outer cavity 3. Go up card 81 and lower card 82 and be connected with barrel 1, the installation of the composite ceramic membrane pipe 8 of being convenient for, and make the installation of composite ceramic membrane pipe 8 firm, go up card 81 and seted up a plurality of through-holes down on the card 82, can make the liquid circulation when filtering large granule impurity, composite ceramic membrane pipe 8 encircles 2 equipartitions of inner chamber, and the aqueous ammonia is to the all direction uniform flow in outer chamber 3 through drainage distributor 4, can make the aqueous ammonia homoenergetic at outer chamber 3 filter through composite ceramic membrane pipe 8, the filter effect is even.

In order to ensure the reliable installation of the composite ceramic membrane tube 8, as shown in fig. 3, a positioning tube 83 is arranged on the lower pattern plate 82, the composite ceramic membrane tube 8 is sleeved on the positioning tube 83, a gland 84 is arranged at the top of the composite ceramic membrane tube 8, the gland 84 is connected with the upper pattern plate 81, an upper gasket 85 is arranged between the gland 84 and the composite ceramic membrane tube 8, and a lower gasket 86 is arranged between the composite ceramic membrane tube 8 and the lower pattern plate 82. Epoxy resin glue 87 is arranged between the composite ceramic membrane tube 8 and the upper pattern plate 81. The registration arm 83 is used for the installation location of compound ceramic membrane pipe 8, gland 84 is used for fixing compound ceramic membrane pipe 8 from the upper end, with the cooperation of registration arm 83, accomplish the fixed at the upper and lower both ends of compound ceramic membrane pipe 8, go up packing ring 85 and lower packing ring 86 and can reduce holding surface pressure, make its pressure even, epoxy glue 87 is used for further strengthening compound ceramic membrane pipe 8's fixed, fill the clearance between compound ceramic membrane pipe 8 and the last card 81, prevent that compound ceramic membrane pipe 8 from rocking.

For convenient installation and maintenance, the barrel 1 is provided with a third manhole assembly 13, and the third manhole assembly 13 is arranged between the upper pattern plate 81 and the lower pattern plate 82. The third manhole assembly 13 is flexible in opening and closing, convenient to install, overhaul and safely check, and the third manhole assembly 13 is arranged between the upper pattern plate 81 and the lower pattern plate 82, and convenient to install and overhaul the composite ceramic membrane tube 8.

For the convenience of unloading, inlet 5 sets up at 1 lower extreme of barrel and on inner chamber 2, and inner chamber 2 is big both ends little in the middle of being, and liquid outlet 7 sets up in 1 upper end of barrel. Inlet 5 sets up at barrel 1 lower extreme, make into liquid distributor 9 at barrel 1 lower extreme, in order to communicate inner chamber 2 and exocoel 3, consequently, arrange liquid distributor 4 and set up in barrel 1 upper end, the interior 2 intussuseption of inner chamber is filled with the coke of different grades, when changing filter material 6, only need to take off and advance liquid distributor 9 and arrange liquid distributor 4, will make 2 coke of inner chamber all whereabouts owing to the effect of gravity, thereby accomplish coke filter material 6 and change fast, inner chamber 2 is the big both ends in the middle of and little being convenient for arrange of the coke of different grades, both ends are little, the cross-sectional area is little, the velocity of flow is fast, the aqueous ammonia of being convenient for passes through, the middle is big, the cross-sectional area is big, the velocity of flow is slow, long filter time, the filter effect is good, and the lower extreme can control the falling speed of coke when changing filter material 6, prevent that the coke from falling too fast and causing the risk, liquid outlet 7 sets up in the upper end, make to arrange liquid distributor 4 and set up in barrel 1 upper end, it is convenient to take down to fill filter material 6 from the upper end for arranging liquid distributor 4. Traditional coke filter material filter changes comparatively complicatedly, needs personnel to get into the old coke filter material of 2 clearance in filter inner chamber, exists certain security and consumes certain labour, and this device filter material 6 is changed and is dropped automatically, can accomplish coke filter material 6 fast and change.

For better practicability, the lower end of the outer cavity 3 is provided with a fourth manhole assembly 14, the upper end of the outer cavity 3 is provided with a safety valve port 15, the barrel 1 is provided with a periodic sewage outlet 16, the bottom of the outer cavity 3 is provided with an outer cavity back flushing sewage outlet 17, the barrel 1 is provided with a support 18, the safety valve port 15 is provided with a safety valve connecting pipe assembly 19, the periodic sewage outlet 16 is communicated with the lower flower plate 82, and the liquid outlet 7 is arranged between the upper flower plate 81 and the lower flower plate 82. The fourth manhole assembly 14 is flexible in opening and closing, and convenient to install, overhaul and safety check, the safety valve port 15 is used for installing a safety valve, the regular sewage outlet 16 is used for regularly discharging sewage in the cylinder 1, the outer cavity backwashing sewage outlet 17 is used for discharging sewage after the outer cavity 3 is backflushed, the support 18 is used for supporting and fixing the cylinder 1, the safety valve connecting pipe assembly 19 is used for connecting the safety valve port 15 with the safety valve, so that the connection is more reliable, the liquid outlet 7 is arranged between the upper flower plate 81 and the lower flower plate 82, the composite ceramic membrane pipe 8 is also arranged between the upper flower plate 81 and the lower flower plate 82, so that the discharged ammonia water can be better filtered, the regular sewage outlet 16 is communicated with the lower flower plate 82, and impurities deposited on the lower flower plate 82 are easily discharged.

Example 2:

the quick-release filter provided by the embodiment comprises a cylinder 1, wherein the cylinder 1 is divided into an inner cavity 2 and an outer cavity 3 from inside to outside, the inner cavity 2 is communicated with the outer cavity 3 through a liquid discharge distributor 4, one of the inner cavity 2 or the outer cavity 3 is provided with a liquid inlet 5 and a filter material 6, the other is provided with a liquid outlet 7 and a composite ceramic membrane pipe 8, and the liquid inlet 5 is provided with a liquid inlet distributor 9. In this embodiment, liquid inlet 5 and filter material 6 are arranged on outer cavity 3, liquid outlet 7 and composite ceramic membrane tube 8 are arranged on inner cavity 2, liquid outlet 7 extends to the outside of barrel 1, liquid inlet 5 is arranged at the bottom of barrel 1, and liquid discharge distributor 4 is arranged at the top of barrel 1. Inlet 5 and row's liquid distributor 4 arrange relatively, and inlet 5 sets up in the bottom in this embodiment, and row's liquid distributor 4 sets up at the top, can make the liquid that gets into from inlet 5 flow to the top from the bottom, guarantees that liquid is the farthest at the distance that outer chamber 3 passed through, and filter material 6 that passes through is the most, and filter time is the longest, improves the filter effect.

When the filter material 6 is replaced, only the liquid inlet distributor 9 and the liquid discharge distributor 4 need to be taken down, and the filter material 6 of the outer cavity 3 can fall down completely under the action of gravity, so that the replacement of the filter material 6 is completed quickly.

Example 3:

the ammonia water filtering system provided by the embodiment includes, as shown in fig. 6, a quick-release filter, a liquid inlet main pipe 20 and a liquid outlet main pipe 21, wherein a valve 103 No. 3 is arranged on the liquid inlet 5, a valve 107 No. 7 is arranged on the liquid outlet 7, the valve 103 No. 3 is communicated with the liquid inlet main pipe 20, and the valve 107 No. 7 is communicated with the liquid outlet main pipe 21. The liquid inlet main pipe 20 is used for providing liquid to be filtered, the liquid outlet main pipe 21 is used for discharging the filtered liquid, the valve 103 No. 3 is used for controlling the on-off between the filter and the liquid inlet main pipe 20, and the valve 107 No. 7 is used for controlling the on-off between the filter and the liquid outlet main pipe 21. When the liquid filter is used, liquid to be filtered enters the filter from the liquid outlet main pipe 21 through the No. 3 valve 103 for filtering, and the filtered liquid is discharged from the liquid outlet 7 to the liquid outlet main pipe 21 through the No. 7 valve 107.

In order to clean the inner cavity 2 conveniently, the device comprises a backwashing liquid inlet pipe 22 and a sewage draining main pipe 23, wherein the air exhaust hole 44 is provided with a No. 1 valve 101, the liquid inlet 5 is also connected with a No. 2 valve 102 in parallel, the No. 1 valve 101 is communicated with the backwashing liquid inlet pipe 22, and the No. 2 valve 102 is communicated with the sewage draining main pipe 23. The backwashing liquid inlet pipe 22 is used for providing liquid for backwashing, the sewage draining main pipe 23 is used for intensively draining the washed liquid, the valve 1 is used for controlling the on-off between the exhaust hole 44 and the backwashing liquid inlet pipe 22, and the valve 2 is used for controlling the on-off between the liquid inlet 5 and the sewage draining main pipe 23. When the backwashing liquid inlet pipe is used, backwashing liquid enters the inner cavity 2 from the backwashing liquid inlet pipe 22 through the No. 1 valve 101 for washing, and the washed liquid is discharged into the sewage draining main pipe 23 from the liquid inlet 5 through the No. 2 valve 102.

In order to clean the outer cavity 3 conveniently, a No. 6 valve 106 is connected in parallel on the liquid outlet 7, a No. 4 valve 104 is arranged on the outer cavity back washing sewage discharge port 17, the No. 6 valve 106 is communicated with the back washing liquid inlet pipe 22, and the No. 4 valve 104 is communicated with the sewage discharge main pipe 23. The No. 6 valve 106 is used for controlling the connection and disconnection between the liquid outlet 7 and the backwashing liquid inlet pipe 22, and the No. 4 valve 104 is used for controlling the connection and disconnection between the outer cavity backwashing sewage discharge port 17 and the sewage discharge main pipe 23. When the backwashing water inlet pipe 22 is used, backwashing liquid enters the outer cavity 3 for flushing through the No. 6 valve 106, and the flushed liquid is discharged into the sewage drainage main pipe 23 through the No. 4 valve 104 from the outer cavity backwashing sewage outlet 17.

In order to improve the safety, a No. 5 valve 105 is arranged on the periodic sewage draining outlet 16, a safety valve 108 is arranged on the safety valve port 15, an automatic exhaust valve 109 is also connected to the exhaust hole 44 in parallel, and the No. 5 valve 105 is communicated with the sewage draining main pipe 23. The No. 5 valve 105 is used for controlling the on-off between the periodic sewage draining outlet 16 and the sewage draining main pipe 23, the safety valve 108 is used for preventing the internal pressure from being overhigh and improving the safety, and the automatic exhaust valve 109 is used for automatically exhausting redundant gas in the filter and improving the safety.

Example 4:

the ammonia water filtering process flow provided by the embodiment applies an ammonia water filtering system, and comprises the following steps:

when the system works normally, the valve 103 and the valve 107 No. 3 are opened, ammonia water in the liquid inlet main pipe 20 enters the quick-release filter through the valve 103 No. 3 for filtration, and the filtered ammonia water flows out of the valve 107 No. 7 and enters the liquid outlet main pipe 21;

when the inner cavity of the system is backwashed, the No. 1 valve 101 and the No. 2 valve 102 are opened, liquid in the backwashed liquid inlet pipe 22 enters the inner cavity 2 through the No. 1 valve 101 for washing, and the washed liquid is converged at the liquid inlet 5 under the action of gravity and enters the sewage drainage main pipe 23 through the No. 2 valve 102;

when the outer cavity of the system is backwashed, the No. 6 valve 106 and the No. 4 valve 104 are opened, the liquid in the backwashed liquid inlet pipe 22 enters the outer cavity 3 through the No. 6 valve 106 for washing, and the washed liquid is converged at the outer cavity backwashing sewage outlet 17 under the action of gravity and enters the sewage main pipe 23 through the No. 4 valve 104;

when the whole system is backwashed, the No. 2 valve 102 and the No. 6 valve 106 are opened, liquid in the backwashing liquid inlet pipe 22 enters the outer cavity 3 through the No. 6 valve 106 to be flushed, then overflows from the outer cavity 3 to the inner cavity 2 to be flushed, and the flushed liquid is discharged from the liquid inlet 5 and enters the sewage drainage main pipe 23 through the No. 2 valve 102.

The utility model discloses an aqueous ammonia filtration process flow can be outside normal work, carries out the back flush operation of inner chamber 2, exocoel 3 or both together, and it is convenient to wash, and inner chamber 2 and exocoel 3 homoenergetic wash, and the cleaning performance is good, and inlet 5 both had been used for normal feed liquor, also was used for the back flush flowing back, and liquid outlet 7 both had been used for going out the liquid, also was used for the feed liquor of back flush, and exhaust hole 44 both had been used for exhausting, also was used for the back flush feed liquor.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, it is not intended to limit the present invention, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any introduction modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention will still fall within the scope of the technical solution of the present invention.

Claims (14)

1. The utility model provides a quick-release filter, includes barrel (1), its characterized in that inner chamber (2) and exocoel (3) are separated from inside to outside to barrel (1), through drain distributor (4) intercommunication between inner chamber (2) and exocoel (3), inner chamber (2) or one of them in exocoel (3) is equipped with inlet (5) and filter material (6), and another is equipped with liquid outlet (7) and composite ceramic membrane pipe (8), is equipped with into liquid distributor (9) on inlet (5).

2. A quick-release filter according to claim 1, wherein: advance liquid distributor (9) from the bottom up and include first bottom plate (91) and first filter plate (92), hemispherical composite metal membrane is adopted in first filter plate (92), is equipped with first filtration pore (93) on first filter plate (92), and feed liquor hole (94) have been seted up in first bottom plate (91).

3. A quick-release filter according to claim 2, wherein: a first manhole assembly (10) is arranged outside the liquid inlet distributor (9).

4. The quick release filter of claim 1, wherein: the drainage distributor (4) comprises a second bottom plate (41) and a second filter plate (42) from top to bottom, the second filter plate (42) adopts a cylindrical surface and a hemispherical composite metal film, second filter holes (43) are formed in the second filter plate (42), and exhaust holes (44) are formed in the second bottom plate (41).

5. The quick-release filter according to claim 4, wherein: and a second manhole assembly (11) is arranged outside the drainage distributor (4).

6. The quick release filter of claim 1, wherein: the upper end and the lower end of the composite ceramic membrane tube (8) are respectively provided with an upper pattern plate (81) and a lower pattern plate (82), and the upper pattern plate (81) and the lower pattern plate (82) are connected with the cylinder body (1).

7. The quick release filter of claim 6, wherein: be equipped with registration arm (83) down on card (82), composite ceramic membrane pipe (8) cover is established on registration arm (83), and composite ceramic membrane pipe (8) top is equipped with gland (84), and gland (84) are connected with last card (81), are equipped with between gland (84) and composite ceramic membrane pipe (8) packing ring (85), are equipped with down packing ring (86) between composite ceramic membrane pipe (8) and lower card (82).

8. The quick release filter of claim 6, wherein: the cylinder body (1) is provided with a third manhole assembly (13), and the third manhole assembly (13) is arranged between the upper pattern plate (81) and the lower pattern plate (82).

9. A quick release filter according to any one of claims 1 to 8, wherein: the liquid inlet (5) is arranged at the lower end of the cylinder body (1) and on the inner cavity (2), the inner cavity (2) is large in the middle and small in two ends, and the liquid outlet (7) is arranged at the upper end of the cylinder body (1).

10. The quick release filter of claim 9, wherein: the lower end of the outer cavity (3) is provided with a fourth manhole assembly (14), the upper end of the outer cavity (3) is provided with a safety valve port (15), the barrel body (1) is provided with a regular sewage draining outlet (16), the bottom of the outer cavity (3) is provided with an outer cavity backwashing sewage draining outlet (17), and the barrel body (1) is provided with a support (18).

11. An ammonia filtration system, comprising a quick-release filter according to any one of claims 1 to 10, a liquid inlet header pipe (20) and a liquid outlet header pipe (21), wherein a valve (103) No. 3 is arranged on the liquid inlet (5), a valve (107) No. 7 is arranged on the liquid outlet (7), the valve (103) No. 3 is communicated with the liquid inlet header pipe (20), and the valve (107) No. 7 is communicated with the liquid outlet header pipe (21).

12. An ammonia filtration system as defined in claim 11 wherein: the device comprises a backwashing liquid inlet pipe (22) and a sewage draining main pipe (23), wherein a No. 1 valve (101) is arranged on an exhaust hole (44), a No. 2 valve (102) is connected to a liquid inlet (5) in parallel, the No. 1 valve (101) is communicated with the backwashing liquid inlet pipe (22), and the No. 2 valve (102) is communicated with the sewage draining main pipe (23).

13. An ammonia filtration system as defined in claim 12 wherein: a No. 6 valve (106) is further connected to the liquid outlet (7) in parallel, a No. 4 valve (104) is arranged on the outer cavity backwashing sewage draining outlet (17), the No. 6 valve (106) is communicated with the backwashing liquid inlet pipe (22), and the No. 4 valve (104) is communicated with the sewage draining main pipe (23).

14. An ammonia filtration system as defined in claim 13 wherein: a No. 5 valve (105) is arranged on the regular sewage draining outlet (16), a safety valve (108) is arranged on the safety valve port (15), an automatic exhaust valve (109) is further connected to the exhaust hole (44) in parallel, and the No. 5 valve (105) is communicated with the sewage draining main pipe (23).

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