CN219111103U

CN219111103U - VOCs gas adsorption recovery device

Info

Publication number: CN219111103U
Application number: CN202123200442.5U
Authority: CN
Inventors: 张志男; 张刚
Original assignee: Shanxi Renda Xinyue Environmental Protection Technology Co ltd
Current assignee: Shanxi Renda Xinyue Environmental Protection Technology Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2023-06-02
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses an adsorption recovery device for VOCs gas, which relates to the technical field of VOCs gas adsorption equipment, and aims at solving the problems that the existing VOCs gas adsorption recovery device cannot heat gas during adsorption, the wet gas can affect the adsorption effect of an activated carbon adsorption net, a filter net and the activated carbon adsorption net are inconvenient to clean and replace, time and labor are wasted, the using effect is poor, and the working efficiency is low. The utility model has reasonable structural design and simple operation, can prevent the condition that the adsorption effect of the activated carbon adsorption net is reduced due to excessive humidity of gas, is convenient to detach, is convenient to clean the filter screen, and has good use effect and high working efficiency when replacing the activated carbon adsorption net.

Description

VOCs gas adsorption recovery device

Technical Field

The utility model relates to the technical field of VOCs gas adsorption equipment, in particular to an adsorption recovery device for VOCs gas.

Background

Volatile organic compounds, commonly referred to as VOCs, are generally classified into non-methane hydrocarbons (NMHCs for short), oxygen-containing organic compounds, halogenated hydrocarbons, nitrogen-containing organic compounds, sulfur-containing organic compounds, and the like. VOCs are involved in the formation of ozone and secondary aerosols in the atmospheric environment, which have an important impact on regional atmospheric ozone pollution, PM2.5 pollution. Most VOCs have unpleasant and characteristic odors, and are toxic, irritating, teratogenic and carcinogenic, especially benzene, toluene and formaldehyde, which can cause serious harm to human health. VOCs are important precursors for causing city dust haze and photochemical smog, and mainly originate from processes such as coal chemical industry, petrochemical industry, fuel paint manufacturing, solvent manufacturing and use, so that an adsorption recovery device for VOCs gas is needed.

However, the existing adsorption recovery device for VOCs gas cannot heat the gas during adsorption, the wet gas can affect the adsorption effect of the activated carbon adsorption net, and the filter net and the activated carbon adsorption net are inconvenient to clean and replace, so that the time and the labor are wasted, the use effect is poor, and the working efficiency is low.

Disclosure of Invention

The utility model aims to solve the defects that the existing VOCs gas adsorption and recovery device cannot heat gas during adsorption, the wet gas can influence the adsorption effect of an activated carbon adsorption net, the filter net and the activated carbon adsorption net are inconvenient to clean and replace, time and labor are wasted, the use effect is poor and the working efficiency is low.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the adsorption recovery device for VOCs gas comprises an adsorption box, wherein one side of the adsorption box is fixedly communicated with an air inlet pipe, the other side of the adsorption box is fixedly communicated with an exhaust pipe, and a plurality of electric heating plates are fixedly installed in the adsorption box;

the bottom fixedly connected with four risers of adsorption tank, two recesses have been seted up to the bottom of adsorption tank, movable mounting has the diaphragm in the recess, the bottom fixedly connected with two connecting plates of symmetry setting of diaphragm, two one side fixedly connected with same cross axle that the connecting plate is close to each other, the slip cap is equipped with two draw-in levers on the cross axle, draw-in levers with corresponding riser sliding connection, two fixedly connected with same spring on the draw-in lever is located left movable mounting has the filter screen board on the diaphragm, is located right movable mounting has the active carbon adsorption board on the diaphragm.

Preferably, two limiting grooves are blocked on the inner wall of the top of the adsorption box, and the filter screen plate and the active carbon adsorption plate are movably installed in the corresponding limiting grooves.

Preferably, two positioning grooves are formed in the inner wall of the top of the groove, two positioning seats are fixedly connected to the top of the transverse plate, and the positioning seats are clamped with the corresponding positioning grooves.

Preferably, the top fixedly connected with stabilizer plate of diaphragm, threaded connection has the bolt on the stabilizer plate, the filter screen plate with the active carbon adsorption board all with corresponding bolt threaded connection.

Preferably, a round hole is formed in the vertical plate, and the clamping rod is connected in the corresponding round hole in a sliding mode.

Preferably, the clamping rod is provided with a sliding hole, and the transverse shaft is connected in the sliding hole in a sliding way.

According to the adsorption recovery device for the VOCs gas, the electric heating plate is started, the VOCs gas enters through the air inlet pipe, large-particle impurities in the gas are adsorbed by the filter screen plate, harmful substances in the gas are adsorbed by the activated carbon adsorption plate, clean and harmless gas is discharged from the exhaust pipe, and the adsorption efficiency of the activated carbon adsorption plate is improved;

according to the VOCs gas adsorption recovery device, when the filter screen plate and the activated carbon adsorption plate are required to be disassembled and cleaned, the two clamping rods are slid to enable the two clamping rods to be close to each other, and when the clamping rods slide out of the round holes, the clamping rods are not clamped with the vertical plates any more, so that the filter screen plate and the activated carbon adsorption plate can be disassembled;

the utility model has reasonable structural design and simple operation, can prevent the condition that the adsorption effect of the activated carbon adsorption net is reduced due to excessive humidity of gas, is convenient to detach, is convenient to clean the filter screen, and has good use effect and high working efficiency when replacing the activated carbon adsorption net.

Drawings

Fig. 1 is a schematic perspective view of an adsorption recovery device for VOCs gas according to the present utility model;

fig. 2 is a schematic cross-sectional view of a device for adsorbing and recovering VOCs gas according to the present utility model;

fig. 3 is a schematic structural diagram of a portion a of an adsorption recovery device for VOCs gas according to the present utility model.

In the figure: 1. an adsorption box; 2. an air inlet pipe; 3. an exhaust pipe; 4. an electric heating plate; 5. a riser; 6. a groove; 7. a cross plate; 8. a connecting plate; 9. a horizontal axis; 10. a clamping rod; 11. a spring; 12. a positioning groove; 13. a positioning seat; 14. a stabilizing plate; 15. a bolt; 16. a filter screen plate; 17. an activated carbon adsorption plate; 18. and a limit groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, one embodiment of the present solution provides: the adsorption recovery device for VOCs gas comprises an adsorption box 1, wherein one side of the adsorption box 1 is fixedly communicated with an air inlet pipe 2, the other side of the adsorption box 1 is fixedly communicated with an exhaust pipe 3, and a plurality of electric heating plates 4 are fixedly arranged in the adsorption box 1;

the bottom fixedly connected with four risers 5 of adsorption case 1, two recess 6 have been seted up to the bottom of adsorption case 1, movable mounting has diaphragm 7 in the recess 6, the connecting plate 8 of two symmetry settings of bottom fixedly connected with of diaphragm 7, one side fixedly connected with same cross axle 9 that two connecting plates 8 are close to each other, the slip cap is equipped with two draw-in levers 10 on the cross axle 9, draw-in lever 10 and corresponding riser 5 sliding connection, the same spring 11 of fixedly connected with on two draw-in levers 10, movable mounting has filter screen plate 16 on the diaphragm 7 that is located the left side, movable mounting has active carbon adsorption plate 17 on the diaphragm 7 that is located the right side.

Referring to fig. 2, in this embodiment, two limiting grooves 18 are clamped on the top inner wall of the adsorption box 1, and the filter screen plate 16 and the activated carbon adsorption plate 17 are movably mounted in the opposite limiting grooves 18, so that the filter screen plate 16 and the activated carbon adsorption plate 17 are more stable.

Referring to fig. 3, in this embodiment, a sliding hole is formed in the clamping rod 10, and the transverse shaft 9 is slidably connected in the sliding hole, so as to achieve the effect of limiting and guiding the clamping rod 10.

Referring to fig. 3, in this embodiment, a circular hole is formed in the riser 5, and the clamping rod 10 is slidably connected in the corresponding circular hole, so that the riser 5 and the clamping rod 10 are conveniently clamped.

Referring to fig. 3, in this embodiment, a stabilizing plate 14 is fixedly connected to the top of the transverse plate 7, bolts 15 are screwed on the stabilizing plate 14, and the filter screen plate 16 and the activated carbon adsorption plate 17 are screwed on the corresponding bolts 15, so that the filter screen plate 16 and the activated carbon adsorption plate 17 are convenient to detach and clean.

Referring to fig. 1, in this embodiment, two positioning slots 12 are formed on the top inner wall of the groove 6, and two positioning seats 13 are fixedly connected to the top of the transverse plate 7, and the positioning seats 13 are clamped with the corresponding positioning slots 12, so that the transverse plate 7 is convenient to install.

The operating principle is that firstly, the electric heating plate 4 is started, VOCs gas enters through the gas inlet pipe 2, large particle impurities in the gas are adsorbed by the filter screen plate 16, harmful substances in the gas are discharged by the activated carbon adsorption plate 17, clean and harmless gas is discharged from the gas outlet pipe 3, when the filter screen plate 16 and the activated carbon adsorption plate 17 are required to be disassembled, cleaned and replaced, the two clamping rods 10 slide to enable the two clamping rods 10 to be mutually close, when the clamping rods 10 slide out of the round holes, the clamping rods 10 are not clamped with the vertical plates 5 any more, the filter screen plate 16 and the activated carbon adsorption plate 17 can be disassembled, after cleaning, the two clamping rods 10 are required to be assembled, the two clamping rods 10 are mutually close, the springs 11 are compressed, the transverse plate 7 is pushed upwards, the filter screen plate 16 and the activated carbon adsorption plate 17 are assembled in the corresponding limiting grooves 18, the positioning seat 13 is clamped with the corresponding positioning grooves 12, at the moment, the clamping rods 10 are released under the elastic force of the springs 11, the two clamping rods 10 are mutually far away, and the assembly can be completed when the clamping rods 10 and the vertical plates 5 are clamped.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a gaseous absorption recovery unit of VOCs, includes adsorption case (1), its characterized in that: one side of the adsorption box (1) is fixedly communicated with an air inlet pipe (2), the other side of the adsorption box (1) is fixedly communicated with an air outlet pipe (3), and a plurality of electric heating plates (4) are fixedly arranged in the adsorption box (1);

the utility model discloses a novel adsorption box, including adsorption box (1), adsorption box, filter screen, movable mounting, clamping rod (10) and corresponding riser (5) sliding connection, two recess (6) have been seted up to the bottom of adsorption box (1), movable mounting has diaphragm (7) in recess (6), the bottom fixedly connected with connecting plate (8) that two symmetry set up, two one side fixedly connected with same cross axle (9) that connecting plate (8) are close to each other, the slip cap is equipped with two clamping rods (10) on cross axle (9), clamping rod (10) with corresponding riser (5) sliding connection, two fixedly connected with is same spring (11) on clamping rod (10), be located left movable mounting has filter screen plate (16) on diaphragm (7), be located on the right movable mounting active carbon adsorption plate (17) on diaphragm (7).

2. The adsorption recovery device for VOCs gas according to claim 1, wherein: two limit grooves (18) are formed in the inner wall of the top of the adsorption box (1) in a clamping mode, and the filter screen plate (16) and the activated carbon adsorption plate (17) are movably installed in the opposite limit grooves (18).

3. The adsorption recovery device for VOCs gas according to claim 1, wherein: two positioning grooves (12) are formed in the inner wall of the top of the groove (6), two positioning seats (13) are fixedly connected to the top of the transverse plate (7), and the positioning seats (13) are clamped with the corresponding positioning grooves (12).

4. The adsorption recovery device for VOCs gas according to claim 1, wherein: the top fixedly connected with stabilizer plate (14) of diaphragm (7), threaded connection has bolt (15) on stabilizer plate (14), filter screen board (16) with active carbon adsorption board (17) all with corresponding bolt (15) threaded connection.

5. The adsorption recovery device for VOCs gas according to claim 1, wherein: round holes are formed in the vertical plates (5), and the clamping rods (10) are connected in the corresponding round holes in a sliding mode.

6. The adsorption recovery device for VOCs gas according to claim 1, wherein: the clamping rod (10) is provided with a sliding hole, and the transverse shaft (9) is connected in the sliding hole in a sliding way.