CN211159086U

CN211159086U - Plasma removes formaldehyde dust collector

Info

Publication number: CN211159086U
Application number: CN201921248970.8U
Authority: CN
Inventors: 丘佳锐; 陈林林; 陈发杨; 廖俊生; 罗炳成
Original assignee: Fujian Guangtie Steel Structure Co ltd
Current assignee: Fujian Guangtie Steel Structure Co ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-08-04
Anticipated expiration: 2029-08-05

Abstract

A plasma formaldehyde and dust removal device relates to the technical field of environmental protection equipment. The utility model provides a plasma removes formaldehyde dust collector it contains the casing, the dust collection bin, the intake pipe, first filter screen, plasma generator, high frequency pulse power supply, electrostatic precipitation mechanism, remove formaldehyde mechanism, biological enzyme material package, the outlet duct, the second filter screen, gaseous detection meter, the secondary filter pipe, the casing bottom sets up the dust collection bin, dust collection bin left side position welded fastening intake pipe, plasma generator is connected with high frequency pulse power supply electricity, the last formaldehyde mechanism that removes of connecting of electrostatic precipitation mechanism, remove the inside packing of formaldehyde mechanism and set up biological enzyme material package, outlet duct mouth of pipe threaded connection second filter screen, be close to the gaseous detection meter of fixed connection on the casing of outlet duct, outlet duct right side welding secondary filter pipe. After the technical scheme is adopted, the beneficial effects of the utility model are that: its structural design is reasonable, removes formaldehyde, dust removal effect is good to can guarantee that the combustion gas accords with emission standard, easily promote.

Description

Plasma removes formaldehyde dust collector

Technical Field

The utility model relates to an environmental protection equipment technical field, concretely relates to plasma removes formaldehyde dust collector.

Background

In order to further reduce pollutant emission and relieve haze weather, the state publishes artificial board industry pollutant emission standard (survey), and requires related treatment means and equipment to realize the double-cropping plantation with smoke emission concentration less than or equal to 10mg/m and the double-cropping plantation with formaldehyde emission concentration less than or equal to 5 mg/m. Smoke pollutants generated in the production process of the artificial board are mainly smoke dust and formaldehyde, and are dissipated into the air to harm human health. The existing treatment equipment mainly comprises a water film washing tower and a bag-type dust remover, the dust removal effect of the water film washing tower is poor and only large-particle smoke dust can be removed, the smoke dust emission concentration at the outlet of the water film washing tower is high, and harmful substances such as formaldehyde and the like in smoke cannot be removed; the bag-type dust collector is suitable for occasions with low flue gas humidity, the flue gas generated in the production process of the artificial board has large moisture content and strong dust viscosity, and the bag-pasting, hydrolysis and other phenomena are easily caused by using the bag-type dust collector. The existing treatment equipment has poor formaldehyde and dust removal effects, can not ensure that the discharged gas meets the emission standard, and is not suitable for popularization and use.

Disclosure of Invention

An object of the utility model is to prior art's defect and not enough, provide a plasma and remove formaldehyde dust collector, its structural design is reasonable, removes formaldehyde, dust removal effect good to can guarantee that the combustion gas accords with emission standard, easily promote.

In order to achieve the above purpose, the utility model adopts the following technical scheme: it comprises a shell 1, a dust collecting chamber 2, an air inlet pipe 21, a first filter screen 22, a plasma generator 3, a high-frequency pulse power supply 31, an electrostatic dust removing mechanism 4, a formaldehyde removing mechanism 5, a biological enzyme material bag 51, an air outlet pipe 6, a second filter screen 61, a gas detector 62 and a secondary filter pipe 7, wherein the bottom of the shell 1 is provided with the dust collecting chamber 2, the left side position of the dust collecting chamber 2 is fixedly welded with the air inlet pipe 21, the upper port of the dust collecting chamber 2 is connected with the first filter screen 22 by rivets, the plasma generator 3 is arranged above the dust collecting chamber 2, the plasma generator 3 is electrically connected with the high-frequency pulse power supply 31, the upper part of the plasma generator 3 is fixedly connected with the electrostatic dust removing mechanism 4, the electrostatic dust removing mechanism 4 is connected with the formaldehyde removing mechanism 5, the biological enzyme material bag 51 is filled in the formaldehyde removing mechanism 5, the upper part of the formaldehyde removing mechanism 5 is provided with the air outlet pipe 6, the, the right side of the air outlet pipe 6 is welded with a secondary filter pipe 7.

The front side of the formaldehyde removing mechanism 5 is hinged with a door body 52, and the edge of the inner side of the door body 52 is bonded with a fixed sealing strip 521.

The formaldehyde removing mechanism 5 is provided with one group or two groups.

And the air outlet pipe 6 and the secondary filter pipe 7 are both fixedly connected with a valve 71.

The outer side of the shell 1 is connected with four insulators 8, and the number of the insulators 8 is four.

The dust collecting bin 2 is in a funnel shape with the caliber gradually reduced from top to bottom.

The caliber of the upper part of the shell 1 is gradually reduced from bottom to top towards the air outlet pipe 6.

The utility model discloses a theory of operation: gas enters the dust collection bin from the gas inlet pipe, the gas is primarily filtered through the first filter screen before being discharged out of the collective bin, the primarily filtered gas enters the plasma generator, plasma is generated in the plasma generator, positive ions in the plasma collide with microorganisms in the gas to degrade the gas, negative ions adsorb microorganism residues and dust to descend, then the gas enters an electrostatic precipitation mechanism to be filtered to remove most of fine dust, and then when the gas passes through a formaldehyde removal mechanism, the formaldehyde in the gas reacts with the biological enzyme to be degraded, the gas without the formaldehyde is detected by a gas detector, if the gas is detected to be qualified, then the valve in the air outlet pipe is opened to discharge, and the discharged gas is further filtered by the second filter screen, if the gas detection is not qualified, then the valve of the secondary filter pipe is opened to ensure that the gas with unqualified discharge standard enters the dust collection bin again for filtering.

After the technical scheme is adopted, the utility model discloses beneficial effect does: its structural design is reasonable, removes formaldehyde, dust removal effect is good to can guarantee that the combustion gas accords with emission standard, easily promote.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of the door body 52 according to the present invention when opened;

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.

Description of reference numerals: the device comprises a shell 1, a dust collection bin 2, an air inlet pipe 21, a first filter screen 22, a plasma generator 3, a high-frequency pulse power supply 31, an electrostatic dust removal mechanism 4, a formaldehyde removal mechanism 5, a biological enzyme material bag 51, a door body 52, a sealing strip 521, an air outlet pipe 6, a second filter screen 61, a gas detector 62, a secondary filter pipe 7, a valve 71 and an insulator 8.

Detailed Description

Example 1

Referring to fig. 1 to 2, the technical solution adopted by the present embodiment is: the device comprises a shell 1, a dust collection bin 2, an air inlet pipe 21, a first filter screen 22, a plasma generator 3, a high-frequency pulse power supply 31, an electrostatic dust removal mechanism 4, a formaldehyde removal mechanism 5, a biological enzyme material bag 51, an air outlet pipe 6, a second filter screen 61, a gas detector 62 and a secondary filter pipe 7, wherein the bottom of the shell 1 is provided with the dust collection bin 2, the air inlet pipe 21 is welded on the left side of the dust collection bin 2, the first filter screen 22 is fixedly connected with an upper port of the dust collection bin 2, the first filter screen 22 is connected onto the shell 1 through a rivet, the gas can be primarily filtered through the arrangement of the first filter screen 22, the plasma generator 3 is connected above the dust collection bin 2, the plasma generator 3 is electrically connected with the high-frequency pulse power supply 31, the electrostatic dust removal mechanism 4 is connected above the plasma generator 3, the formaldehyde removal mechanism 5 is installed above the electrostatic dust removal mechanism 4, the biological enzyme material bag 51 is filled, set up outlet duct 6 above casing 1, threaded connection second filter screen 61 is passed through to 6 last ports of outlet duct, and gas detection meter 62 fixed mounting is inside casing 1, and gas detection meter 62's mounted position is close to

outlet duct

6, 6 one side welded fastening secondary filter pipes 7 of outlet duct.

The front side of the formaldehyde removing mechanism 5 is hinged to fix the door body 52, the edge inside the door body 52 is bonded with the sealing strip 521, and the sealing strip 521 can improve the connection tightness between the door body 52 and the formaldehyde removing mechanism 5 and prevent gas leakage.

The formaldehyde removing mechanism is arranged in one group.

And valves 71 are respectively arranged on the air outlet pipe 6 and the secondary filtering pipe 7.

And the outer side of the shell 1 is provided with four insulators 8, and the number of the insulators 8 is four.

The dust collecting bin 2 is a funnel-shaped dust collecting bin with the caliber gradually reduced from top to bottom.

Example 2

Referring to fig. 3, the technical solution adopted by the present embodiment is: the device comprises a shell 1, a dust collection bin 2, an air inlet pipe 21, a first filter screen 22, a plasma generator 3, a high-frequency pulse power supply 31, an electrostatic dust removal mechanism 4, a formaldehyde removal mechanism 5, a biological enzyme material bag 51, an air outlet pipe 6, a second filter screen 61, a gas detector 62 and a secondary filter pipe 7, wherein the bottom of the shell 1 is provided with the dust collection bin 2, the air inlet pipe 21 is welded on the left side of the dust collection bin 2, the first filter screen 22 is fixedly connected with an upper port of the dust collection bin 2, the first filter screen 22 is connected onto the shell 1 through a rivet, the gas can be primarily filtered through the arrangement of the first filter screen 22, the plasma generator 3 is connected above the dust collection bin 2, the plasma generator 3 is electrically connected with the high-frequency pulse power supply 31, the electrostatic dust removal mechanism 4 is connected above the plasma generator 3, the formaldehyde removal mechanism 5 is installed above the electrostatic dust removal mechanism 4, the biological enzyme material bag 51 is filled, set up outlet duct 6 above casing 1, threaded connection second filter screen 61 is passed through to 6 last ports of outlet duct, and gas detection meter 62 fixed mounting is inside casing 1, and gas detection meter 62's mounted position is close to

outlet duct

6, 6 one side welded fastening secondary filter pipes 7 of outlet duct.

The formaldehyde removing mechanisms are arranged in two groups.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a plasma removes formaldehyde dust collector which characterized in that: the device comprises a shell (1), a dust collection bin (2), an air inlet pipe (21), a first filter screen (22), a plasma generator (3), a high-frequency pulse power supply (31), an electrostatic precipitation mechanism (4), a formaldehyde removing mechanism (5), a biological enzyme material bag (51), an air outlet pipe (6), a second filter screen (61), a gas detector (62) and a secondary filter pipe (7), wherein the dust collection bin (2) is arranged at the bottom of the shell (1), the air inlet pipe (21) is fixedly welded at the left side of the dust collection bin (2), an upper port of the dust collection bin (2) is in rivet connection with the first filter screen (22), the plasma generator (3) is arranged above the dust collection bin (2), the plasma generator (3) is electrically connected with the high-frequency pulse power supply (31), the electrostatic precipitation mechanism (4) is fixedly connected above the plasma generator (3), the formaldehyde removing mechanism (5) is connected on, remove inside packing of formaldehyde mechanism (5) and set up biological enzyme material package (51), remove formaldehyde mechanism (5) top and be equipped with outlet duct (6), outlet duct (6) mouth of pipe threaded connection second filter screen (61), be close to on casing (1) of outlet duct (6) fixed connection gas detection meter (62), outlet duct (6) right side welding secondary filter pipe (7).

2. The plasma formaldehyde and dust removing device according to claim 1, wherein: the front side of the formaldehyde removing mechanism (5) is hinged with a door body (52), and the inner side edge of the door body (52) is bonded with a fixed sealing strip (521).

3. The plasma formaldehyde and dust removing device according to claim 1, wherein: the formaldehyde removing mechanisms (5) are arranged in one group or two groups.

4. The plasma formaldehyde and dust removing device according to claim 1, wherein: and the air outlet pipe (6) and the secondary filter pipe (7) are fixedly connected with valves (71).

5. The plasma formaldehyde and dust removing device according to claim 1, wherein: the outer side of the shell (1) is connected with four insulators (8), and the number of the insulators (8) is four.

6. The plasma formaldehyde and dust removing device according to claim 1, wherein: the dust collecting bin (2) is in a funnel shape with the caliber gradually reduced from top to bottom.

7. The plasma formaldehyde and dust removing device according to claim 1, wherein: the caliber of the upper part of the shell (1) is gradually reduced from bottom to top towards the caliber of the air outlet pipe (6).