CN216023776U

CN216023776U - Pulse injection filter cylinder type air handling unit

Info

Publication number: CN216023776U
Application number: CN202220196404.2U
Authority: CN
Inventors: 沙振兴; 张会强; 朱登秀
Original assignee: Tianjin Ouke Environmental Equipment Co ltd
Current assignee: Tianjin Ouke Environmental Equipment Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-03-15
Anticipated expiration: 2032-01-25

Abstract

The utility model discloses a pulse-jet filter cartridge type air treatment unit, which relates to the technical field of air treatment and comprises a unit shell, a filter cartridge type filter, a heating coil, a steam humidifier, a cooling coil, a silencer, a blower and a controller; the left end and the right end of the unit shell are respectively provided with an air inlet pipeline and an air outlet pipeline; a filter cartridge type filter, a heating coil, a steam humidifier, a cooling coil, a silencer and a blower are sequentially arranged in the unit shell from left to right; the filter cartridge type filter, the heating coil, the steam humidifier, the cooling coil, the silencer and the blower are all electrically connected with the controller; wherein the filter drum type filter is provided with a pulse blowing structure; the filter cartridge type filter is selected for efficiently filtering air, and the filter cartridge placing plate is arranged in a drawing mode, so that the filter cartridge is convenient to replace, and the operation is simple and convenient; the pulse spraying structure is arranged, so that the filter can be cleaned automatically, secondary dust pollution is avoided, and manpower is saved.

Description

Pulse injection filter cylinder type air handling unit

Technical Field

The utility model relates to an air handling unit, in particular to a pulse injection filter drum type air handling unit.

Background

Most of the existing air conditioning systems only rely on the removable metal mesh filter on the mixing section of the new return air inlet in the air conditioning unit to carry out air filtration, the filtration efficiency of the filtration equipment is not high, and the single-layer filter screen basically does not play a role in filtering atmospheric pollutants and air organic pollutants and fine particle pollutants generated indoors; in addition, because the dust content of outdoor air is generally high, the filter is easy to accumulate dust, so that a large amount of dust accumulation and pollution of an air conditioning system are caused; due to the structural limitation of the air port, the filter screen is difficult to disassemble; the periodic replacement of the filter material also easily causes secondary dust pollution, and increases the operation and maintenance cost of the air conditioning system.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pulse injection filter drum type air handling unit.

In order to achieve the purpose, the utility model provides the following technical scheme:

a pulse blowing filter drum type air treatment unit comprises a unit shell, a filter drum type filter, a heating coil, a steam humidifier, a cooling coil, a silencer, a blower and a controller; the left end and the right end of the unit shell are respectively provided with an air inlet pipeline and an air outlet pipeline; a filter cartridge type filter, a heating coil, a steam humidifier, a cooling coil, a silencer and a blower are sequentially arranged in the unit shell from left to right; the filter cartridge type filter, the heating coil, the steam humidifier, the cooling coil, the silencer and the blower are all electrically connected with the controller; wherein the filter cartridge type filter is provided with a pulse blowing structure.

Preferably: the filter cartridge type filter comprises a shell, a gas collecting pipe, a filter cartridge placing plate, a filter cartridge, a sliding rail, a sealing door and a flow limiting plate; an air inlet and an air outlet are respectively arranged at two ends of the shell, and valves are respectively arranged at the air inlet and the air outlet; the air inlet pipeline sequentially penetrates through a through hole formed in the left end of the unit shell and an air inlet to enter the shell; the tail end of the air inlet pipeline is fixedly connected with a gas collecting pipe, and a plurality of spray heads are uniformly arranged on one side of the gas collecting pipe away from the air inlet pipeline; a plurality of placing holes are formed in the filter cartridge placing plate at equal intervals, and a plurality of filter cartridges are placed in the corresponding placing holes; a group of pulleys are symmetrically arranged at two ends of the filter cylinder placing plate; the group of slide rails are symmetrically and fixedly connected to the inner side walls at the two ends of the shell; the pulleys are movably connected in the corresponding slide rails; the front surface of the shell is hinged with a sealing door; a flow limiting plate is arranged between the adjacent filter cylinders; two ends of the current limiting plates are fixedly connected to the inner side wall of the shell, and the current limiting plates are arranged in a staggered mode.

Preferably: the pulse spraying and blowing structure comprises a pulse pipeline, a gas storage tank and an electromagnetic pulse valve; one end of the pulse pipeline is fixedly connected to the inner side wall of the shell above the filter cartridge placing plate, and the other end of the pulse pipeline penetrates through the shell to be connected with the compressed air storage tank; the positions of the pulse pipeline corresponding to the filter cartridges are respectively provided with an electromagnetic pulse valve; one end of the pulse pipeline close to the gas storage tank is provided with a pressure gauge; an ash bucket is arranged on the inner side wall of the shell below the filter cylinder, and a group of ultrasonic vibrators are symmetrically arranged on the outer wall of the ash bucket; the bottom end of the ash bucket is provided with an ash outlet, and the ash outlet is provided with a valve.

Due to the adoption of the technical scheme, the utility model has the following advantages:

the filter cartridge type filter is selected for efficiently filtering air, and the filter cartridge placing plate is arranged in a drawing mode, so that the filter cartridge is convenient to replace, and the operation is simple and convenient; the pulse spraying structure is arranged, so that the filter can be cleaned automatically, secondary dust pollution is avoided, and manpower is saved.

Drawings

Fig. 1 is a schematic structural diagram of a pulse-blowing filter cartridge type air handling unit.

Fig. 2 is a schematic structural diagram of a filter cartridge type filter in a pulse blowing filter cartridge type air handling unit.

Fig. 3 is a schematic view of the installation structure of a filter cartridge placing plate and a filter cartridge in a pulse-jet filter cartridge type air handling unit.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a pulse-jet filter cartridge type air handling unit includes a unit housing 1, a filter cartridge type filter 2, a heating coil 3, a steam humidifier 4, a cooling coil 5, a muffler 6, a blower 7, and a controller 8; an air inlet pipeline 11 and an air outlet pipeline 12 are respectively arranged at the left end and the right end of the unit shell 1; a filter cartridge type filter 2, a heating coil 3, a steam humidifier 4, a cooling coil 5, a silencer 6 and a blower 7 are sequentially arranged in the unit shell 1 from left to right; the filter cartridge type filter 2, the heating coil 3, the steam humidifier 4, the cooling coil 5, the silencer 6 and the blower 7 are all electrically connected with a controller 8; wherein the filter cartridge type filter 2 is provided with a pulse blowing structure.

The filter cartridge type filter 2 comprises a shell 21, a gas collecting pipe 22, a filter cartridge placing plate 24, a filter cartridge 25, a slide rail 27, a sealing door 28 and a flow limiting plate 29; an air inlet and an air outlet are respectively arranged at two ends of the shell 21, and valves are respectively arranged at the air inlet and the air outlet; the air inlet pipeline 11 sequentially penetrates through a through hole formed in the left end of the unit shell 1 and an air inlet to enter the shell 21; the tail end of the air inlet pipeline 11 is fixedly connected with a gas collecting pipe 22, and a plurality of spray heads 23 are uniformly arranged on one side of the gas collecting pipe 22 away from the air inlet pipeline 11; the air inlet pipeline 11 feeds the mixed air into the filter cartridge type filter 2 for filtering, and the air collecting pipe 22 and the uniformly arranged spray heads 23 enable the mixed air to be uniformly distributed and enter the filter cartridge type filter 2, so that the mixed air is prevented from directly scouring the inside of the filter cartridge type filter 2; a plurality of placing holes are formed in the filter cartridge placing plate 24 at equal intervals, and a plurality of filter cartridges 25 are placed in the corresponding placing holes; a group of pulleys 26 are symmetrically arranged at two ends of the filter cartridge placing plate 24; a group of slide rails 27 are symmetrically and fixedly connected to the inner side walls at the two ends of the shell 21; the pulleys 26 are movably connected in the corresponding slide rails 27; the front surface of the shell 21 is hinged with a sealing door 28; the filter cartridge placing plate 24 is arranged in a drawing type, the sealing door 28 is opened, the filter cartridge placing plate 24 is drawn out, the filter cartridge 25 can be replaced, and the operation is simple and convenient; a flow restriction plate 29 is arranged between the adjacent filter cartridges 25; the two ends of the flow restriction plates 29 are fixedly connected to the inner side wall of the shell 21, the flow restriction plates 29 are arranged in a staggered manner, the path of the mixed air passing through the filter cylinders 25 is divided into S-shaped circuitous paths, the path of the mixed air is prolonged, the mixed air uniformly passes through each filter cylinder 25, and the filtering effect is enhanced; the mixed air passes through each of the filter cartridges 25 and is discharged from the filter cartridge 2 through the outlet port to enter the next treatment step.

The pulse blowing structure comprises a pulse pipeline 91, an air storage tank 92 and an electromagnetic pulse valve; one end of the pulse pipeline 91 is fixedly connected to the inner side wall of the shell 21 above the filter cartridge placing plate 24, and the other end of the pulse pipeline 91 penetrates through the shell 21 to be connected with a compressed air storage tank 92; an electromagnetic pulse valve 93 is respectively arranged on the pulse pipeline 91 corresponding to the positions of the filter cartridges 25; one end of the pulse pipeline 91 close to the air storage tank 92 is provided with a pressure gauge 94; an ash bucket 95 is arranged on the inner side wall of the shell 21 below the filter cartridge 25, and a group of ultrasonic vibrators 96 are symmetrically arranged on the outer wall of the ash bucket 95; the bottom end of the ash bucket 95 is provided with an ash outlet 97, and a valve is arranged at the ash outlet 97; the ultrasonic vibrator 96 vibrates to help dust to fall collectively into the dust outlet 97 and be discharged out of the filter cartridge 2.

The working principle of the utility model is as follows:

mixed air enters the air processing unit through an air inlet pipeline 11, the mixed air is filtered by a filter cartridge type filter 2, then the purified mixed air is further heated, humidified or refrigerated under the control of a controller 8, and finally the purified mixed air is sent into a room through an air outlet pipeline 12 by an air supply/7; the controller 8 cleans the filter cartridge 25 of the filter cartridge type filter 2 at regular time, when the pulse blowing structure does not work, the movable baffle of the electromagnetic pulse valve 93 is positioned at the position for closing the vent hole, when the controller 8 sends an electric signal, the valves of the air inlet and the air outlet of the filter cartridge type filter 2 are closed, the movable baffle is sucked up and opened by electromagnetic force, compressed air in the air storage tank 92 is rapidly decompressed, a corrugated film in the vent hole of the electromagnetic pulse valve 93 is pressed to the opposite direction, the vent hole is opened, the compressed air enters the filter cartridge 25 at high flow rate through the electromagnetic pulse valve 93, so that the filter cartridge 25 is rapidly expanded to cause primary impact vibration, dust attached to the filter cartridge 25 is shaken off to the ash hopper 95, when the electric signal disappears, the movable baffle returns to the original position to close the electromagnetic pulse valve 93, the vent hole is closed again by the corrugated film, and blowing is stopped; the controller 8 controls the ultrasonic vibrator 96 to vibrate, the valve at the ash outlet 97 is opened, and the dust is discharged from the filter cartridge type filter 2 through the ash outlet 97 to be collected uniformly.

Claims

1. A pulse blowing filter drum type air treatment unit comprises a unit shell (1), a filter drum type filter (2), a heating coil (3), a steam humidifier (4), a cooling coil (5), a silencer (6), a blower (7) and a controller (8); the air conditioning unit is characterized in that an air inlet pipeline (11) and an air outlet pipeline (12) are respectively arranged at the left end and the right end of the unit shell (1); a filter cylinder type filter (2), a heating coil (3), a steam humidifier (4), a cooling coil (5), a silencer (6) and a blower (7) are sequentially arranged in the unit shell (1) from left to right; the filter cartridge type filter (2), the heating coil (3), the steam humidifier (4), the cooling coil (5), the silencer (6) and the blower (7) are all electrically connected with the controller (8); wherein the filter cylinder type filter (2) is provided with a pulse blowing structure; the pulse blowing structure comprises a pulse pipeline (91), an air storage tank (92) and an electromagnetic pulse valve; one end of the pulse pipeline (91) is fixedly connected to the inner side wall of the shell (21) above the filter cartridge placing plate (24), and the other end of the pulse pipeline (91) penetrates through the shell (21) to be connected with a compressed air storage tank (92); an electromagnetic pulse valve (93) is respectively arranged on the pulse pipeline (91) corresponding to the position of the filter cartridge (25); a pressure gauge (94) is arranged at one end of the pulse pipeline (91) close to the air storage tank (92); an ash bucket (95) is arranged on the inner side wall of the shell (21) below the filter cylinder (25), and a group of ultrasonic vibrators (96) is symmetrically arranged on the outer wall of the ash bucket (95); an ash outlet (97) is arranged at the bottom end of the ash bucket (95), and a valve is arranged at the ash outlet (97).

2. A pulse-blow cartridge air handling unit according to claim 1, characterized in that the cartridge filter (2) comprises a housing (21), a gas header (22), a cartridge placement plate (24), a cartridge (25), a slide rail (27), a sealing door (28) and a restrictor plate (29); an air inlet and an air outlet are respectively arranged at two ends of the shell (21), and valves are respectively arranged at the air inlet and the air outlet; the air inlet pipeline (11) sequentially penetrates through a through hole formed in the left end of the unit shell (1) and an air inlet to enter the shell (21); the tail end of the air inlet pipeline (11) is fixedly connected with a gas collecting pipe (22), and a plurality of spray heads (23) are uniformly arranged on one side of the gas collecting pipe (22) far away from the air inlet pipeline (11); a plurality of placing holes are formed in the filter cartridge placing plate (24) at equal intervals, and a plurality of filter cartridges (25) are placed in the corresponding placing holes; a group of pulleys (26) are symmetrically arranged at two ends of the filter cylinder placing plate (24); a group of slide rails (27) are symmetrically and fixedly connected to the inner side walls at the two ends of the shell (21); the pulleys (26) are movably connected in the corresponding slide rails (27); the front surface of the shell (21) is hinged with a sealing door (28); a flow limiting plate (29) is arranged between the adjacent filter cylinders (25); two ends of the current limiting plates (29) are fixedly connected to the inner side wall of the shell (21), and the current limiting plates (29) are arranged in a staggered mode.