CN219272528U - Modular filter and filtration equipment - Google Patents

Abstract

The utility model discloses a modular filter and filtering equipment, wherein the modular filter comprises a top cover, a filtering component, an assembly seat and a bottom shell, and the filtering component is concavely provided with an air inlet channel; the assembly seat comprises an assembly cover, the assembly cover comprises a base shell and a separation frame, the base shell is provided with an accommodating space, a first access opening, a second access opening, a first installation opening for the filter assembly to pass through when the filter assembly is disassembled and assembled and a second installation opening which is opposite to the first installation opening are formed in the base shell, the first access opening, the second access opening, the first installation opening and the second installation opening are communicated with the accommodating space, and the separation frame is arranged in the accommodating space; the drain pan is installed on the second installing port, and the drain pan is equipped with and holds the chamber, and filter component's one end detachable installs on the separation frame, the other end is located and holds the intracavity after passing the second installing port, and air inlet channel and first access & exit intercommunication, top cap are installed on first installing port, and air in the air inlet channel accessible filter component filters the back and is discharged by the second access & exit.

Description

Modular filter and filtration equipment

Technical Field

The utility model belongs to the technical field of filters, and particularly relates to a modular filter and filtering equipment.

Background

Air filters are commonly used in engineering locomotives, automobiles, agricultural locomotives, laboratories, aseptic processing chambers, clean workshops, clean plants, laboratories and clean rooms, or in dust-proof, various precision processing chambers for electronic mechanical communication equipment and the like.

The traditional air filter 10 adopts tube head 11 and tubular body 12 screw locking, filter core 13 passes through lead screw 14 locking on tube head 11, tubular body 12 cover is established outside filter core 13, the gaseous business turn over is as shown by the arrow in figure 1, when changing filter core 13, need screw out tubular body 12 earlier, screw out filter core 13 again, filter core 13 all need move down to the bottom of lead screw 14 when installing and dismantling, take out filter core 13 transversely, need reserve very big dismouting space between air filter 10 bottom and ground like this, and as shown in figure 2, this kind of low-flow air filter 10 is still good, high-flow air filter 10 will be relatively difficult if reserving this kind of big space.

Disclosure of Invention

The utility model aims to provide a modular filter and filtering equipment, and aims to solve the technical problems that in the prior art, an air filter is locked by threads of a tube head and a tube body, a filter element is locked on the tube head through a screw rod, the tube body is covered outside the filter element, the tube body needs to be screwed out firstly when the filter element is replaced, the filter element needs to be moved downwards to the bottom of the screw rod and then is transversely taken out when being installed and disassembled, and a large disassembly and assembly space needs to be reserved.

The utility model provides a modular filter comprising:

a top cover;

the filter component is concavely provided with an air inlet channel for air to enter;

the assembly seat comprises an assembly cover, wherein the assembly cover comprises a base shell and a separation frame, the base shell is provided with an accommodating space, a first access opening, a second access opening, a first installation opening for the filter assembly to pass through when the filter assembly is disassembled and assembled, and a second installation opening opposite to the first installation opening, the first access opening, the second access opening, the first installation opening and the second installation opening are communicated with the accommodating space, and the separation frame is arranged in the accommodating space;

the bottom shell is arranged on the second mounting port, the bottom shell is provided with a containing cavity, one end of the filter assembly is detachably arranged on the separation frame, the other end of the filter assembly penetrates through the second mounting port and then is positioned in the containing cavity, the air inlet channel is communicated with the first inlet and outlet, the top cover is arranged on the first mounting port, and gas in the air inlet channel can be discharged from the second inlet and outlet after being filtered by the filter assembly.

Further, the separation frame comprises a separation plate and an annular support plate, the separation plate is transversely arranged and connected with the inner side wall of the accommodating space, one end of the annular support plate penetrates through the separation plate and is connected with the separation plate, the other end of the annular support plate is connected with the bottom wall of the accommodating space, the outer side wall of the annular support plate is connected with the inner side wall of the accommodating space, the annular support plate is provided with a penetrating hole vertically penetrating through and communicated with the second mounting opening and a first air guide hole transversely penetrating through and arranged, the penetrating hole is communicated with the second inlet and the second outlet through the first air guide hole, one end of the filter assembly is mounted on the annular support plate, the other end of the filter assembly penetrates through the penetrating hole and the second mounting opening in sequence, and the separation plate is provided with a plurality of second air guide holes which are communicated with the first inlet and the penetrating hole in a penetrating mode.

Further, the modular filter further comprises a plurality of fasteners, the filter assembly is provided with a plurality of first through holes in a penetrating mode, the partition frame is provided with a plurality of threaded holes, and the fasteners penetrate through the first through holes and then are connected with the threaded holes.

Further, the filter assembly comprises an end cover, an upper supporting ring, a first filter cylinder, a lower supporting ring and a second filter cylinder which are annularly arranged, wherein the upper supporting ring, the first filter cylinder and the lower supporting ring are sequentially connected from top to bottom and are enclosed to form a first air guide channel which is arranged in a penetrating way; the second filter cylinder is arranged at the bottom of the lower supporting ring, a second air guide channel penetrates through the second filter cylinder, the end cover is arranged at the bottom of the second filter cylinder and seals the second air guide channel, and the inner wall of the first air guide channel, the inner wall of the second air guide channel and the end cover form the air inlet channel.

Further, the filter component further comprises a screw and a nut, a connecting frame is arranged on the inner wall of the first air guide channel, a second through hole is formed in the connecting frame, one end of the screw is connected with the end cover, and the other end of the screw penetrates through the second through hole and then is connected with the nut.

Further, the first inlet and the second inlet are both arranged on the same side face of the base shell.

Further, the assembly seat further comprises a sealing plate, the base shell is further provided with a third inlet and outlet which are oppositely arranged and communicated with the first inlet and outlet and a fourth inlet and outlet which are oppositely arranged and communicated with the second inlet and outlet in a penetrating mode, the third inlet and outlet and the fourth inlet and outlet are both arranged on the other side face of the base shell, the sealing plate is arranged outside the base shell, and the sealing plate can cover the first inlet and outlet and the second inlet and outlet or the third inlet and the fourth inlet and outlet.

Further, the module filter further includes a drain valve mounted on the bottom case and in communication with the receiving chamber.

The utility model also provides a filtration apparatus comprising at least one modular filter as described above.

Further, the filtering device further comprises two valve seats, wherein the valve seats are provided with a total air inlet, a total air outlet, two first air dividing ports and two second air dividing ports, the total air outlet is spaced from the total air inlet, the two first air dividing ports are oppositely arranged, the two module filters are respectively arranged on two sides of the valve seats, the two first air dividing ports are respectively communicated with the first inlet and the first outlet of one module filter and the third inlet and the third outlet of the other module filter, and the two second air dividing ports are respectively communicated with the second inlet and the fourth outlet of one module filter.

Compared with the prior art, the utility model has the beneficial effects that:

the filter is assembled in a modular manner, the top cover can be detached firstly when the filter assembly is replaced, then the filter assembly is pulled out from the first mounting port, the filter assembly is convenient and quick to assemble and disassemble, and a large assembly and disassembly space is not required to be reserved between the bottom of the modular filter and the ground, so that the space occupied by the whole filter equipment is reduced to a great extent.

Drawings

FIG. 1 is a cross-sectional view of an air filter provided in the background of the utility model;

FIG. 2 is a cross-sectional view of an air filter provided in the background of the utility model with a cartridge removed;

FIG. 3 is a schematic diagram of a modular filter according to an embodiment of the present utility model;

FIG. 4 is an exploded view I of FIG. 3;

FIG. 5 is a second exploded view of FIG. 3;

FIG. 6 is a schematic diagram of an assembly seat according to an embodiment of the present utility model;

FIG. 7 is an exploded view of FIG. 6;

FIG. 8 is a schematic diagram of a filter assembly according to an embodiment of the present utility model;

FIG. 9 is an exploded view of FIG. 8;

FIG. 10 is a schematic view of a combined structure of a connection frame, an upper support ring, a first filter cartridge, and a lower support ring according to an embodiment of the present utility model;

FIG. 11 is a schematic diagram of a filtering apparatus according to an embodiment of the present utility model;

FIG. 12 is an exploded view of FIG. 11;

fig. 13 is a schematic structural diagram of a valve seat according to an embodiment of the present utility model.

Reference numerals:

10. an air filter; 11. a tube head; 12. a pipe body; 13. a filter element; 14. a screw rod; 20. a top cover; 30. a filter assembly; 31. an air intake passage; 32. an upper support ring; 321. a lug; 3211. a first perforation; 33. a first filter cartridge; 34. a lower support ring; 35. a second filter cartridge; 351. a second air guide channel; 36. an end cap; 37. a first air guide channel; 371. a connecting frame; 3711. a second perforation; 3712. a linking ring; 3713. a support rod; 38. a screw; 39. a nut; 40. an assembly seat; 41. an assembly cover; 42. a sealing plate; 43. a base shell; 431. an accommodation space; 432. a first access opening; 433. a second access opening; 434. a first mounting port; 435. a second mounting port; 436. a third access opening; 437. a fourth access opening; 44. a separation frame; 441. a partition plate; 4411. a second air guide hole; 4412. a threaded hole; 4413. a bump; 442. an annular support plate; 4421. a penetrating hole; 4422. a first air vent; 45. a first gasket; 50. a bottom case; 51. a receiving chamber; 60. a first seal ring; 70. a second seal ring; 80. a fastener; 90. a third seal ring; 100. a filtering device; 110. a valve seat; 111. a valve housing; 1111. a total air inlet; 1112. a total air outlet; 1113. a first gas dividing port; 1114. a second air dividing port; 1115. a third air vent; 1116. a fourth air guide hole; 112. a baffle; 120. a cover plate; 130. a first separator; 140. a second separator; 150. a third separator; 160. a locking lever; 170. a screw; 180. and a second gasket.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 3 to 7, a modular filter is disclosed in the embodiments of the present utility model, which includes a top cover 20, a filter assembly 30, an assembly seat 40, and a bottom case 50.

The filter assembly 30 is concavely provided with an inlet channel 31 for gas to enter; the assembly seat 40 includes an assembly cover 41 and a sealing plate 42 mounted on one side of the assembly cover 41, the assembly cover 41 includes a base shell 43 and a partition frame 44, the base shell 43 is provided with a containing space 431, a first inlet 432, a second inlet 433, a first mounting port 434 and a second mounting port 435, the containing space 431 is arranged in the base shell 43, the first inlet 432 and the second inlet 433 are arranged on the side of the base shell 43, the first mounting port 434 and the second mounting port 435 are oppositely arranged and are respectively arranged at the top and the bottom of the base shell 43, the first mounting port 434 is used for the filter assembly 30 to pass through when the filter assembly 30 is assembled and disassembled, the first inlet 432, the second inlet 433, the first mounting port 434 and the second mounting port 435 are all communicated with the containing space 431, and the partition frame 44 is arranged in the containing space 431 and can be integrally formed with the base shell 43.

The drain pan 50 is installed on second mounting hole 435, the concave chamber 51 that holds that is equipped with of drain pan 50 and second mounting hole 435 intercommunication, filter module 30 one end detachable installs on separating frame 44, the other end passes second mounting hole 435 and is located and hold intracavity 51 after, be the interval setting between filter module 30 and the inside wall that holds chamber 51, inlet channel 31 and first access & exit 432 intercommunication, top cap 20 installs on first mounting hole 434, the gas in the inlet channel 31 can pass through filter module 30 and discharge by second access & exit 433 after filtering, when changing filter module 30, can dismantle top cap 20 earlier, then pull out filter module 30 from first mounting hole 434, it is more convenient, swift when dismouting and change filter module 30, need not reserve too big assembly and disassembly space between the bottom of modular filter to ground.

In this embodiment, the partition frame 44 includes a partition plate 441 and an annular support plate 442, the partition plate 441 is transversely disposed and connected to an inner side wall of the accommodating space 431, one end of the annular support plate 442 penetrates through the partition plate 441 and is connected to the partition plate 441, the other end of the annular support plate 442 is connected to a bottom wall of the accommodating space 431, and an outer side wall of the annular support plate 442 is connected to the inner side wall of the accommodating space 431 to isolate the transverse flow of gas.

The annular support plate 442 has a first air vent 4422 vertically penetrating through and setting up the through hole 4421 and transversely penetrating through and setting up, the through hole 4421 communicates with the second installation mouth 435, first air vent 4422 is located the below of division board 441, through hole 4421 communicates with the second access opening 433 through first air vent 4422, one end of filter unit 30 is installed on annular support plate 442, the other end is located and holds the chamber 51 after passing through hole 4421 and second installation mouth 435 in proper order, be the interval setting between filter unit 30 and the top cap 20, division board 441 runs through and is equipped with a plurality of second air vents 4411 that communicate first access opening 432 and through hole 4421, outside gas can enter into air inlet channel 31 after passing through first access opening 432 and second air vent 4411 in proper order, gas in the air inlet channel 31 can pass through filter unit 30 and discharge by second access opening 433 through the second air vent after filtering, in order to realize filtering and purifying to outside gas.

Referring further to fig. 4 and 5, in some embodiments, the module filter further includes a plurality of first sealing rings 60 disposed annularly, and the first sealing rings 60 are sandwiched between the top cover 20 and the assembly seat 40 to prevent the gas in the accommodating space 431 from leaking from the gap between the top cover 20 and the assembly seat 40.

In some embodiments, the modular filter further includes a plurality of second sealing rings 70 disposed in a ring shape, and the second sealing rings 70 are sandwiched between the bottom shell 50 and the assembly seat 40 to prevent the gas in the accommodating space 431 from leaking from the gap between the bottom shell 50 and the assembly seat 40.

Referring to fig. 4 to 10, in the present embodiment, the filter assembly 30 includes an upper support ring 32, a first filter cylinder 33, a lower support ring 34, a second filter cylinder 35 and an end cover 36, wherein the upper support ring 32 and the lower support ring 34 are made of rigid materials, the upper support ring 32, the first filter cylinder 33, the lower support ring 34 and the second filter cylinder 35 are all in annular structures, the first filter cylinder 33 and the second filter cylinder 35 are made of air-permeable materials, and the upper support ring 32, the first filter cylinder 33 and the lower support ring 34 are sequentially connected from top to bottom and enclose a first air guide channel 37 that is arranged in a penetrating manner; the second filter cylinder 35 is installed at the bottom of the lower support ring 34, the second filter cylinder 35 is provided with a second air guide channel 351 in a penetrating manner, the end cover 36 is installed at the bottom of the second filter cylinder 35 and seals the second air guide channel 351, and the inner side wall of the first air guide channel 37, the inner side wall of the second air guide channel 351 and the end cover 36 form the air inlet channel 31.

In some embodiments, the modular filter further includes a plurality of fasteners 80, the filter assembly 30 is provided with a plurality of first through holes 3211 penetrating through, the separation frame 44 is provided with a plurality of threaded holes 4412, and the fasteners 80 penetrate through the first through holes 3211 and then are connected with the threaded holes 4412, so that the filter assembly 30 is stably fixed on the separation frame 44, the fasteners 80 are preferably locked by screws, and the effect of quickly replacing the filter assembly 30 can be achieved by using an electric hand drill.

The upper support ring 32 and the lower support ring 34 are both in ring structures, two lugs 321 are convexly arranged on the outer wall of the upper support ring 32, the first through holes 3211 are penetratingly arranged on the lugs 321, the partition plate 441 can correspondingly be convexly provided with a plurality of protruding blocks 4413, and the threaded holes 4412 are arranged on the protruding blocks 4413.

In some embodiments, the filter assembly 30 further includes an annularly disposed third seal ring 90, the third seal ring 90 being sandwiched between the upper support ring 32 and the spacer 44 to enhance the seal between the upper support ring 32 and the spacer 44.

The filter assembly 30 further comprises a screw rod 38 and a nut 39, the inner wall of the first air guide channel 37 is provided with a connecting frame 371, the connecting frame 371 vertically penetrates through the second through hole 3711, one end of the screw rod 38 is connected with the end cover 36, and the other end of the screw rod 38 penetrates through the second through hole 3711 and then is connected with the nut 39, so that the strength of the filter assembly 30 is enhanced.

The adapter frame 371 includes adapter ring 3712 and the branch 3713 that three interval set up, and adapter ring 3712 runs through and is equipped with the second perforation 3711, the one end of branch 3713 is connected with the inner wall of first air guide channel 37, the other end is connected with the outer wall of adapter ring 3712, the circulation of gas can not be sheltered from to adapter frame 371.

With continued reference to fig. 5 to 7, the base housing 43 is further provided with a third inlet 436 and a fourth inlet 437 in a penetrating manner, the third inlet 436 is disposed opposite to and in communication with the first inlet 432, the fourth inlet 437 is disposed opposite to and in communication with the second inlet 433, the first inlet 432 and the second inlet 433 are disposed on the same side of the base housing 43, the third inlet 436 and the fourth inlet 437 are disposed on the other side of the base housing 43, the sealing plate 42 is mounted outside the base housing 43, the sealing plate 42 can cover the first inlet 432 and the second inlet 433, or the sealing plate 42 can cover the third inlet 436 and the fourth inlet 437 when needed.

In some embodiments, the assembly seat 40 further includes a first gasket 45, where the first gasket 45 is sandwiched between the sealing plate 42 and the base shell 43, and the first gasket 45 can prevent the gas in the accommodating space 431 from leaking between the sealing plate 42 and the base shell 43.

The module filter further includes a drain valve mounted on the bottom case 50 and communicated with the accommodating chamber 51, the drain valve being for draining water remaining in the accommodating chamber 51.

Referring further to fig. 6-7, and 11-13, an embodiment of the present utility model further discloses a filtering apparatus 100, which includes at least one modular filter as described above, and the number of the modular filters can be set as required.

The filtering apparatus 100 further includes a valve seat 110 and a cover plate 120 mounted on the valve seat 110, when the number of the modular filters is two, the valve seat 110 is provided with a total air inlet 1111, a total air outlet 1112, two first air dividing ports 1113 disposed opposite to each other, and two second air dividing ports 1114 disposed opposite to each other, the total air outlet 1112 is disposed opposite to the total air inlet 1111, the two modular filters are respectively mounted on two sides of the valve seat 110, the two first air dividing ports 1113 are respectively communicated with a first inlet 432 of one modular filter and a third inlet 436 of the other modular filter, the two second air dividing ports 1114 are respectively communicated with a second inlet 433 of one modular filter and a fourth inlet 437 of the other modular filter, a large flow of external air can enter from the total air inlet 1111, then is dispersed into the two modular filters from the two first air dividing ports 1113, and finally, after being filtered by the two modular filters, the two modular filters enter from the two second air dividing ports 1114 to the total air outlet 1112, and the filtering apparatus 100 is suitable for users by adding the modular filters with the same structure on two sides of the valve seat 110.

Specifically, the two module filters are defined as the first separator 130 and the second separator 140, respectively, the first separator 130 and the second separator 140 are mounted on both sides of the valve seat 110, the sealing plate 42 on the first separator 130 covers the third inlet 436 and the fourth inlet 437 thereon, and the sealing plate 42 on the second separator 140 covers the first inlet 432 and the second inlet 433 thereon, so that the two first air-dividing ports 1113 are respectively communicated with the first inlet 432 of the first separator 130 and the third inlet 436 of the second separator 140, and the two second air-dividing ports 1114 are respectively communicated with the second inlet 433 of the first separator 130 and the fourth inlet 437 of the second separator 140.

In some embodiments, valve seat 110 includes valve housing 111 and baffle 112, with total inlet 1111, total outlet 1112, first split inlet 1113, and second split inlet 1114 all disposed on valve housing 111, and baffle 112 disposed inside valve housing 111 and separating total inlet 1111 and total outlet 1112 from each other such that total inlet 1111 and total outlet 1112 are not in communication with each other.

In some embodiments, cover plate 120 is mounted on top of valve housing 111, and arrows for gas flow may be marked on cover plate 120 to facilitate quick assembly of valve seat 110 by a user.

In some embodiments, the filtering apparatus 100 further includes a pressure valve and an air duct installed on the valve housing 111, wherein the valve housing 111 is provided with a third air duct 1115 and a fourth air duct 1116 therethrough, the third air duct 1115 and the fourth air duct 1116 are respectively communicated with the total air inlet 1111 and the total air outlet 1112, one end of the air duct is communicated with the third air duct 1115, the other end is communicated with the fourth air duct 1116, the pressure valve is installed in the middle of the air duct, and the pressure valve is used for measuring the pressure difference between the total air inlet 1111 and the total air outlet 1112.

When the number of the modular filters is three, the third modular filter is defined as the third separator 150, and the third separator 150 needs to be installed at the end of the second separator 140 away from the valve seat 110 at this time, unlike the case where only two modular filters are installed, the second separator 140 is not installed with the sealing plate 42, the sealing plate 42 on the third separator 150 will cover the first inlet 432 and the second inlet 433 thereof, the first inlet 432 on the second separator 140 is in communication with the third inlet 436 on the third separator 150, the second inlet 433 on the second separator 140 is in communication with the fourth inlet 437 on the third separator 150, and the three modular filters can further increase the flow rate of the filtered gas.

In some embodiments, the valve seat 110, the first separator 130, the second separator 140, and the third separator 150 may be fixed with respect to each other by a locking rod 160 and a screw 170, and of course, other fixing methods, such as clamping or gluing, are not excluded in this embodiment.

In some embodiments, the filter apparatus 100 further includes a plurality of second gaskets 180, and the plurality of second gaskets 180 may be interposed between the valve seat 110 and the first separator 130, between the first separator 130 and the second separator 140, and between the third separator 150 and the seal plate 42 thereof, respectively, to enhance sealing performance therebetween.

In summary, the module filter of the present utility model is easy to be assembled and disassembled, and when the filter assembly 30 is replaced, the top cover 20 can be disassembled first, and then the filter assembly 30 is pulled out from the first mounting opening 434, so that the assembly and disassembly of the filter assembly 30 are more convenient and quicker, and no large assembly and disassembly space is required to be reserved between the bottom of the module filter and the ground, thereby greatly reducing the space occupied by the whole filter device 100; the filtering device 100 can increase the modular filters with the same structure on the two sides of the valve seat 110 to achieve the requirement of filtering the large-flow gas for the user needing to filter the large-flow gas, as shown in fig. 13, after the number of the valve seat 110 and the modular filters is determined according to the flow and assembled into a row, the positions of the valve seat 110 and the modular filters can be adjusted according to the site situation or the requirement of the user.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. A modular filter comprising:

a top cover;

the filter component is concavely provided with an air inlet channel for air to enter;

the assembly seat comprises an assembly cover, wherein the assembly cover comprises a base shell and a separation frame, the base shell is provided with an accommodating space, a first access opening, a second access opening, a first installation opening for the filter assembly to pass through when the filter assembly is disassembled and assembled, and a second installation opening opposite to the first installation opening, the first access opening, the second access opening, the first installation opening and the second installation opening are communicated with the accommodating space, and the separation frame is arranged in the accommodating space;

the bottom shell is arranged on the second mounting port, the bottom shell is provided with a containing cavity, one end of the filter assembly is detachably arranged on the separation frame, the other end of the filter assembly penetrates through the second mounting port and then is positioned in the containing cavity, the air inlet channel is communicated with the first inlet and outlet, the top cover is arranged on the first mounting port, and gas in the air inlet channel can be discharged from the second inlet and outlet after being filtered by the filter assembly.

2. A modular filter as recited in claim 1, wherein: the separation frame comprises a separation plate and an annular support plate, wherein the separation plate is transversely arranged and connected with the inner side wall of the accommodating space, one end of the annular support plate penetrates through the separation plate and is connected with the separation plate, the other end of the annular support plate is connected with the bottom wall of the accommodating space, the outer side wall of the annular support plate is connected with the inner side wall of the accommodating space, the annular support plate is provided with a penetrating hole vertically penetrating through the separation plate and communicated with the second mounting opening and a first air guide hole transversely penetrating through the separation plate, the penetrating hole is communicated with the second inlet and outlet through the first air guide hole, one end of the filtering component is mounted on the annular support plate, the other end of the filtering component penetrates through the penetrating hole and the second mounting opening in sequence, and the separation plate is penetrated and provided with a plurality of second air guide holes communicated with the first inlet and the penetrating hole.

3. A modular filter as recited in claim 1, wherein: the modular filter further comprises a plurality of fasteners, the filter assembly is provided with a plurality of first through holes in a penetrating mode, the partition frame is provided with a plurality of threaded holes, and the fasteners penetrate through the first through holes and then are connected with the threaded holes.

4. A modular filter as recited in claim 1, wherein: the filter assembly comprises an end cover, an upper supporting ring, a first filter cylinder, a lower supporting ring and a second filter cylinder, wherein the upper supporting ring, the first filter cylinder and the lower supporting ring are annularly arranged, are sequentially connected from top to bottom and are enclosed to form a first air guide channel which is arranged in a penetrating manner; the second filter cylinder is arranged at the bottom of the lower supporting ring, a second air guide channel penetrates through the second filter cylinder, the end cover is arranged at the bottom of the second filter cylinder and seals the second air guide channel, and the inner wall of the first air guide channel, the inner wall of the second air guide channel and the end cover form the air inlet channel.

5. A modular filter as recited in claim 4, wherein: the filter component further comprises a screw rod and a nut, the inner wall of the first air guide channel is provided with a connecting frame, the connecting frame is provided with a second perforation, one end of the screw rod is connected with the end cover, and the other end of the screw rod penetrates through the second perforation and then is connected with the nut.

6. A modular filter as recited in claim 1, wherein: the first access opening and the second access opening are both arranged on the same side face of the base shell.

7. A modular filter as recited in claim 1, wherein: the assembly seat further comprises a sealing plate, the base shell is further provided with a third inlet and outlet which are oppositely arranged and communicated with the first inlet and outlet and a fourth inlet and outlet which are oppositely arranged and communicated with the second inlet and outlet, the third inlet and outlet and the fourth inlet and outlet are both arranged on the other side face of the base shell, the sealing plate is arranged outside the base shell, and the sealing plate can cover the first inlet and outlet and the second inlet and outlet or the third inlet and the fourth inlet and outlet.

8. A modular filter as recited in claim 1, wherein: the modular filter further comprises a drain valve mounted on the bottom shell and in communication with the receiving cavity.

9. A filtration apparatus, characterized in that: comprising at least one modular filter according to claim 7.

10. The filter apparatus of claim 9, wherein: the filter equipment still includes the disk seat, the quantity of modular filter is two, the disk seat be equipped with total air inlet, with total air outlet that total air inlet looks spaced, two relative first divide the gas port that set up and two relative second divide the gas port, two modular filter install respectively in the both sides of disk seat, two first divide the gas port respectively with one modular filter first access & exit and another modular filter third access & exit intercommunication, two second divide the gas port respectively with one modular filter second access & exit and another modular filter fourth access & exit intercommunication.

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