CN209968043U

CN209968043U - VOCS waste gas burning processing apparatus

Info

Publication number: CN209968043U
Application number: CN201920348081.2U
Authority: CN
Inventors: 康记
Original assignee: Dongguan Huake Purification Engineering Co Ltd
Current assignee: Dongguan Huake Purification Engineering Co Ltd
Priority date: 2019-03-19
Filing date: 2019-03-19
Publication date: 2020-01-21
Anticipated expiration: 2029-03-19

Abstract

The utility model discloses a VOCS exhaust-gas combustion processing apparatus, including filtering jar, opening and closing valve and combustion apparatus, filter the top of jar and install the spray pipe, spray pipe and first motor all with belt pulley connection, first motor is installed at the avris of filtering the jar, the inside of filtering the jar is provided with baffle and active carbon filter screen, filter the lateral wall of jar and install the second motor, and second motor and horizontal distribution's pivot is connected, filter the top of jar and communicate each other with the purifying tank through the connecting pipe, and the bottom of connecting pipe is located the absorbing liquid level below in the purifying tank. This VOCS exhaust gas burning processing apparatus through spray, filter, absorb the mode that the purification combined together with the absorption liquid, can carry out efficient purification treatment to the waste gas after the burning to after the use, can carry out desorption processing to the active carbon filter screen in the absorption liquid after the thermal treatment saturation, it is more reasonable to design.

Description

VOCS waste gas burning processing apparatus

Technical Field

The utility model relates to a VOCS exhaust-gas treatment technical field specifically is a VOCS exhaust-gas combustion processing apparatus.

Background

VOCS waste gas is one of a plurality of waste gas types, is a volatile organic compound, before carrying out a series of purification operations aiming at the VOCS waste gas, combustion equipment is required to be used for carrying out combustion treatment on the VOCS waste gas, and in the subsequent operation process, a corresponding waste gas treatment device is required to be used. In order to solve the above problems, innovative design based on the original processing device is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a VOCS exhaust-gas combustion processing apparatus to before proposing in solving above-mentioned background art and handling, it is inconvenient to the desorption processing of the active carbon net in the equipment, the single problem of overall treatment mode.

In order to achieve the above object, the utility model provides a following technical scheme: a VOCS waste gas combustion processing device comprises a filter tank, an opening and closing valve and a combustion device, wherein a water spray pipe is installed at the top end of the filter tank, the top end of the water spray pipe is connected with a water inlet pipe, the water spray pipe and a first motor are connected with a belt pulley, the belt pulley is connected with each other through a transmission belt, the first motor is installed on the lateral side of the filter tank, the bottom end of the filter tank is provided with an air inlet pipe, the air inlet pipe is connected with the output end of the combustion device, a partition plate and an active carbon filter screen are arranged inside the filter tank, the lateral side of the active carbon filter screen is provided with a replacement door installed on the wall of the filter tank, a second motor is installed on the lateral wall of the filter tank, the second motor is connected with a rotating shaft in horizontal distribution, the rotating shaft is located on the central line between every two adjacent 2 active carbon, and the bottom end of the connecting pipe is positioned below the liquid level of the absorption liquid in the purification tank, and the purification tank is provided with an exhaust pipe.

Preferably, the spray pipe is rotatably connected to the wall of the filtering tank, the bottom end of the spray pipe is connected with branch pipes with different lengths, and a channel connected with a water inlet pipe bearing is formed in the spray pipe.

Preferably, the channel is communicated with a cavity arranged in the branch pipe, the bottom end of the branch pipe is provided with a water outlet pore, and the horizontal distances between the bottom ends of the 2 branch pipes and the central axis of the water spraying pipe are different.

Preferably, the partition plates are uniformly distributed on 3 side walls in the filtering tank, and the distance between every two adjacent partition plates is matched with the thickness of the activated carbon filter screen.

Preferably, the end of the rotating shaft is provided with a cam, the length of the cam is larger than the vertical distance between the activated carbon filter screen and the rotating shaft, and the top end of the cam is rotatably connected with a roller made of a rubber material.

Preferably, install electric heating wire in the jar wall of purifying tank bottom, and the top of purifying tank is linked together through hot gas conveyer pipe and filtering tank's bottom to all install the on-off valve on hot gas conveyer pipe, intake pipe, connecting pipe and the blast pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the VOCS waste gas combustion treatment device can perform more efficient purification treatment on the combusted waste gas in a mode of combining spraying, filtering and absorption and purification of the absorption liquid, and can perform desorption treatment on the activated carbon filter screen while heating the saturated absorption liquid after use, so that the design is more reasonable;

1. compared with the traditional water pipe spray head, the structural design at the position of the water spray pipe can ensure that the spray liquid is more fully contacted with the gas and the filter screen, and the contact efficiency of the filter screen with the gas and the spray liquid can be effectively accelerated by matching with the use of structures such as a cam and the like, so that the filtering and adsorbing effects are better;

2. through the use of electric heating wire and steam conveyer pipe, can let into the filter tank and contact with the active carbon filter screen with the produced steam of heating absorption liquid and heat to the realization carries out desorption treatment's purpose to the active carbon filter screen.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the front cross-section structure of the water spraying pipe of the present invention;

FIG. 3 is a schematic view of the overlooking structure of the activated carbon filter screen of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a filter tank; 2. a water spray pipe; 21. a bypass pipe; 22. a channel; 23. a cavity; 24. fine pores for water outlet; 3. a water inlet pipe; 4. a belt pulley; 5. a drive belt; 6. a first motor; 7. an air inlet pipe; 8. an activated carbon filter screen; 9. replacing the door; 10. a partition plate; 11. a second motor; 12. a rotating shaft; 121. a cam; 122. a roller; 13. a connecting pipe; 14. a purification tank; 141. an electric heating wire; 142. a hot gas delivery pipe; 15. an exhaust pipe; 16. opening and closing a valve; 17. a combustion apparatus.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a VOCS waste gas combustion processing device comprises a filter tank 1, a spray pipe 2, a branch flow pipe 21, a channel 22, a cavity 23, a water outlet pore 24, a water inlet pipe 3, a belt pulley 4, a transmission belt 5, a first motor 6, an air inlet pipe 7, an activated carbon filter screen 8, a replacement door 9, a partition plate 10, a second motor 11, a rotating shaft 12, a cam 121, a roller 122, a connecting pipe 13, a purification tank 14, an electric heating wire 141, a hot gas conveying pipe 142, an exhaust pipe 15, an opening and closing valve 16 and a combustion device 17, wherein the spray pipe 2 is arranged at the top end of the filter tank 1, the water inlet pipe 3 is connected to the top end of the spray pipe 2, the spray pipe 2 and the first motor 6 are both connected with the belt pulley 4, the belt pulleys 4 are connected with each other through the transmission belt 5, the first motor 6 is arranged at the side of the filter tank 1, the air inlet pipe 7 is, the inside of crossing filter tank 1 is provided with baffle 10 and active carbon filter screen 8, and the avris of active carbon filter screen 8 is provided with the change door 9 of installing on crossing filter tank 1 jar wall, cross the lateral wall of filter tank 1 and install second motor 11, and second motor 11 is connected with horizontal distribution's pivot 12, and pivot 12 is located the central line department between 2 adjacent active carbon filter screens 8, cross the top of filter tank 1 and pass through connecting pipe 13 and purify jar 14 intercommunication each other, and the bottom of connecting pipe 13 is located and absorbs liquid level below in purifying jar 14, and install blast pipe 15 on the purifying jar 14.

The spray pipe 2 is rotatably connected on the tank wall of the filter tank 1, the bottom end of the spray pipe 2 is connected with branch flow pipes 21 with different lengths, a channel 22 connected with a bearing of the water inlet pipe 3 is arranged inside the spray pipe 2, the channel 22 is communicated with a cavity 23 arranged inside the branch flow pipe 21, water outlet pores 24 are arranged at the bottom end of the branch flow pipe 21, the horizontal distance between the bottom ends of the 2 branch flow pipes 21 and the central axis of the spray pipe 2 is unequal, spray liquid can be firstly communicated with the water inlet pipe 3 through external liquid supply equipment such as a water pump, the first motor 6 runs, the spray pipe 2 is driven by the belt pulley 4 and the transmission belt 5 to rotate at high speed at the top end of the filter tank 1, the spray liquid enters the branch flow pipe 21 through the channel 22 and the cavity 23, and the water outlet pores 24 at the bottom end of the branch flow pipe 21 are asymmetrically designed at two sides of the spray pipe 2, so that the water sprayed from the water outlet pores 24 can be more uniformly contacted with the waste, the spraying and adsorbing effect is increased.

The baffle 10 evenly distributed is on filtering 1 inside 3 lateral walls of jar, and the interval of 2 adjacent baffles 10 from top to bottom is identical with activated carbon filter screen 8's thickness, and after activated carbon filter screen 8 reached life, the accessible was changed door 9 and is taken out the filter screen to with new activated carbon filter screen 8 block again into between the baffle 10 can, be convenient for change.

Cam 121 is installed to the end department of pivot 12, and the length of cam 121 is greater than the perpendicular interval of active carbon filter screen 8 and pivot 12, and the top of cam 121 rotates and is connected with rubber materials's gyro wheel 122, and the operation of second motor 11 can drive pivot 12 and cam 121 and together rotate to two active carbon filter screens 8 strike vibrations operation from top to bottom, ensure that the active carbon filler in the filter screen can be more abundant even with the gas-liquid contact.

An electric heating wire 141 is installed in the tank wall at the bottom of the purification tank 14, and the top end of the purification tank 14 is communicated with the bottom end of the filtration tank 1 through a hot air delivery pipe 142, and the open-close valve 16 is arranged on the hot gas delivery pipe 142, the air inlet pipe 7, the connecting pipe 13 and the exhaust pipe 15, after the gas is filtered and adsorbed by the filter screen and the spray liquid, the gas is introduced into the absorption liquid in the purification tank 14 through the connecting pipe 13, in the process of gas floating up, the gas is absorbed and purified by the absorption liquid, the purified gas is discharged from the exhaust pipe 15, after the purification is completed and the absorption liquid is in a saturated state, the electric heating wire 141 can be started to heat the absorption liquid, so as to facilitate the desorption and recovery operation of the absorption liquid in subsequent equipment, and the steam and heat generated by heating enter the filter tank 1 through the hot gas delivery pipe 142 to contact with the activated carbon filter screen 8, so that the purpose of desorption and regeneration operation of the honeycomb activated carbon filler by using the hot steam is achieved.

The working principle is as follows: the waste gas will firstly flow through the combustion device 17 before entering the filter tank 1 from the air inlet pipe 7, wherein the combustion device is a RTO (regenerative thermal oxidizer) device, which is not further described in the prior art and the disclosed technology, after combustion, the waste gas enters the filter tank 1 through the air inlet pipe 7, the spray liquid can be firstly communicated with the water inlet pipe 3 through the external liquid supply device such as a water pump, the first motor 6 operates to drive the water spray pipe 2 to rotate at high speed at the top end of the filter tank 1 through the belt pulley 4 and the driving belt 5, the spray liquid enters the branch pipe 21 through the channel 22 and the cavity 23, and the water outlet pores 24 at the bottom end of the branch pipe 21 are asymmetrically designed at the two sides of the water spray pipe 2, so that the water sprayed from the water outlet pores 24 can more uniformly contact with the waste gas and the activated carbon filter screen 8, the spray adsorption effect is increased, the operation of the second motor 11 can drive the rotating shaft 12 to rotate together with the cam 121, thereby two active carbon filter screens 8 strike the vibrations operation about to, ensure that the active carbon filler in the filter screen can be more abundant even with gas-liquid contact, gas is after filtering the absorption via the filter screen and spraying liquid, can let in the absorption liquid in purifying tank 14 through connecting pipe 13, at the in-process of gaseous come-up, just can be absorbed and purify by the absorption liquid, gas after the purification just can discharge from blast pipe 15, after purifying and finishing and the absorption liquid is in the saturated condition, can start electric heating wire 141 and carry out heat treatment to the absorption liquid, so that the analytic recovery operation of absorption liquid in follow-up equipment, and steam and the heat that the heating produced then can enter into filter tank 1 through steam conveyer pipe 142 and contact with active carbon filter screen 8, thereby carry out the purpose of desorption regeneration operation to honeycomb active carbon filler through using hot steam.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a VOCS waste gas burning processing apparatus, includes filter tank (1), on-off valve (16) and combustion apparatus (17), its characterized in that: the utility model discloses a filter tank, including filter tank (1), water spray pipe (2) is installed on the top of filter tank (1), and the top of water spray pipe (2) is connected with inlet tube (3), water spray pipe (2) and first motor (6) all are connected with belt pulley (4), and are connected through driving belt (5) between belt pulley (4), first motor (6) are installed in the avris of filter tank (1), and the bottom of filtering tank (1) is provided with intake pipe (7) to the output of intake pipe (7) and combustion apparatus (17) is connected, the inside of filtering tank (1) is provided with baffle (10) and active carbon filter screen (8), and the avris of active carbon filter screen (8) is provided with and installs change door (9) on filter tank (1) jar wall, filter tank (1)'s lateral wall and install second motor (11), and second motor (11) are connected with horizontal distribution's pivot (12), and pivot (12) are located the central line department between 2 adjacent active carbon filter screens (8), the top of crossing filter tank (1) is passed through connecting pipe (13) and is communicate with purification tank (14) each other, and the bottom of connecting pipe (13) is located below the absorption liquid level in purification tank (14) to install blast pipe (15) on purification tank (14).

2. A VOCS exhaust gas combustion processing apparatus as recited in claim 1, wherein: the water spraying pipe (2) is rotatably connected to the wall of the filtering tank (1), branch pipes (21) different in length are connected to the bottom end of the water spraying pipe (2), and a channel (22) connected with a bearing of the water inlet pipe (3) is formed in the water spraying pipe (2).

3. A VOCS exhaust gas combustion processing apparatus as recited in claim 2, wherein: the channel (22) is communicated with a cavity (23) arranged inside the branch pipe (21), a water outlet pore (24) is formed in the bottom end of the branch pipe (21), and the horizontal distance between the bottom end of each branch pipe (21) and the central axis of the water spraying pipe (2) is unequal.

4. A VOCS exhaust gas combustion processing apparatus as recited in claim 1, wherein: the partition plates (10) are uniformly distributed on 3 side walls inside the filtering tank (1), and the distance between every two adjacent partition plates (10) is matched with the thickness of the activated carbon filter screen (8).

5. A VOCS exhaust gas combustion processing apparatus as recited in claim 1, wherein: the end of the rotating shaft (12) is provided with a cam (121), the length of the cam (121) is larger than the vertical distance between the activated carbon filter screen (8) and the rotating shaft (12), and the top end of the cam (121) is rotatably connected with a roller (122) made of rubber materials.

6. A VOCS exhaust gas combustion processing apparatus as recited in claim 1, wherein: install electric heating wire (141) in the jar wall of purification tank (14) bottom, and the top of purification tank (14) is linked together through hot gas conveyer pipe (142) and the bottom of crossing filter tank (1) to all install on hot gas conveyer pipe (142), intake pipe (7), connecting pipe (13) and blast pipe (15) and open and close valve (16).