CN221207240U

CN221207240U - Filtering equipment for VOCS gas purification treatment

Info

Publication number: CN221207240U
Application number: CN202322877139.1U
Authority: CN
Inventors: 陈强; 叶帆; 丁世锐; 李献伟
Original assignee: Qinhuangdao Black Bean Environmental Protection Technology Co ltd
Current assignee: Qinhuangdao Black Bean Environmental Protection Technology Co ltd
Priority date: 2023-10-25
Filing date: 2023-10-25
Publication date: 2024-06-25
Anticipated expiration: 2033-10-25

Abstract

The utility model discloses filtering equipment for purifying VOCS gas, which comprises a filtering box, wherein an air inlet and an air outlet are respectively formed in two sides of the filtering box, an air inlet fan is fixedly connected to the inner wall of the air inlet, two mounting openings are formed in the top of the filtering box, and two clamping pieces are fixedly connected to the inner wall of the filtering box. According to the utility model, through the cooperation of the air inlet and the air outlet, the circulation rate of VOCS gas can be improved, then through the cooperation of the primary filter screen, the middle-effect filter screen and the high-efficiency filter screen, dust impurities and the like in the VOCS gas can be subjected to progressive efficient filtration, then the adsorption filtration of organic gas molecules is realized by utilizing the microporous structure of the activated carbon plate, then the VOCS gas is subjected to pyrolysis of organic matters in the VOCS gas through the UV photolyzer, and further the multi-element filtration of the VOCS gas can be realized, so that the filtering effect of the VOCS gas can be effectively improved.

Description

Filtering equipment for VOCS gas purification treatment

Technical Field

The utility model relates to the technical field of VOCS gas purification treatment, in particular to a filtering device for VOCS gas purification treatment.

Background

VOCS gas is a volatile organic compound, has great pollution to air, and is mainly from fuel combustion and transportation outdoors; the indoor smoke mainly comes from combustion products such as fire coal, natural gas and the like, smoking, heating, cooking and the like, and is discharged by building and decorative materials, furniture, household appliances, cleaning agents, human bodies and the like.

The utility model discloses a VOCS filter device convenient for replacing filter cotton, which is characterized in that the existing VOCS gas purification equipment needs to be cleaned regularly by a long-time user, as disclosed in China patent application No. 202221428729.5, and comprises a case, a bottom plate, a filter cotton shell, a mounting frame, an air suction pipe, an air exhaust group, a clamping groove and a guide plate which are arranged on the case, wherein a threaded pin is connected on the case, a guide groove and a bearing seat are arranged on the bottom plate, a plate spring group is arranged on the bearing seat, a damping block is arranged on the guide plate, the filter cotton shell is inserted in the case, a lifting handle, a locking groove and a fixing pipe are arranged on the mounting frame, a slot and a clamping pin are arranged on the fixing pipe, and a positioning groove is arranged on the filter cotton shell. Realize whole dismantlement simultaneously dust removal cleaning from the quick-witted case to every filter pulp, also can carry out single convenient dismantlement to every filter pulp and change moreover, improved on the VOCS filter equipment filter pulp holistic dismantlement dust removal cleaning and dismantlement change convenience greatly, avoid producing resonance and influence exhaust fan or every filter pulp's installation site phenomenon of becoming flexible.

Although the above-mentioned patent has realized that to whole dismantlement simultaneously dust removal washs from the quick-witted case to every filter pulp, also can carry out single convenient dismantlement to every filter pulp and change, improved the holistic dismantlement dust removal washs of filter pulp and dismantles and change convenience on the VOCS filter equipment greatly, but in the in-service use, this patent only uses the filter pulp to filter VOCS gas, the filter effect is comparatively single, and because the composition of VOCS gas is comparatively complicated for still there is harmful substance in the gas after filtering treatment, thereby lead to purifying effect, inefficiency, and then lead to the VOCS gas after being handled still to influence the resident condition around and the operation personnel health in production area, thereby the practicality has been reduced.

Therefore, the VOCS filtering device in the above patent needs to be modified, and the filtering effect is single by effectively preventing the VOCS gas from being filtered by using the filter cotton, so that harmful substances still exist in the gas after the filtering treatment, thereby causing the problems of purifying effect and low efficiency.

Disclosure of utility model

In order to solve the problems in the prior art, the utility model aims to provide a filtering device for purifying VOCS gas, which has the advantages of being capable of carrying out diversified filtration on the VOCS gas, effectively improving the filtering effect on the VOCS gas, and solving the problems of purifying effect and low efficiency caused by filtering the VOCS gas by using filter cotton only, wherein the filtering effect is single, and harmful substances still exist in the filtered gas.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a filtration equipment of gaseous purification treatment of VOCS, includes the rose box, air intake and air exit have been seted up respectively to the both sides of rose box, the inner wall fixedly connected with air inlet fan of air intake, two installing ports have been seted up at the top of rose box, the inner wall fixedly connected with of rose box two joint pieces, and two joint pieces are located respectively under two installing ports, two the inner wall of installing port has first cardboard and second cardboard from left to right joint in proper order, the bottom of first cardboard is from left to right fixedly connected with first filter screen, well effect filter screen and high-efficient filter screen in proper order, and the bottom of first filter screen, well effect filter screen and high-efficient filter screen respectively with the left side joint piece joint, the bottom fixedly connected with activated carbon sheet of second cardboard, and the bottom and the right side of activated carbon sheet joint piece joint, the inner wall fixedly connected with UV photolyzer of rose box, and the UV photolyzer is located the right side of second cardboard.

As the preferable mode of the utility model, the inner wall of the top of the filter box is symmetrically and fixedly connected with a bearing about the mounting opening, the inside of the bearing is fixedly connected with a rotating shaft, and the surface of the top of the rotating shaft is sleeved with a rotating block.

As the preferable mode of the utility model, the top of the rotating block is in threaded connection with a fastening column, threaded holes are symmetrically formed in the tops of the first clamping plate and the second clamping plate, and the inner wall of each threaded hole is in threaded connection with the fastening column.

As the preferable mode of the utility model, the surfaces of the first clamping plate and the second clamping plate are respectively sleeved with a sealing sleeve, and the sealing sleeves are clamped with the mounting opening.

Preferably, the inner wall of the activated carbon plate is filled with activated carbon particles.

Preferably, the inside of the air outlet is fixedly connected with a protective net.

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

1. According to the utility model, through the cooperation of the air inlet and the air outlet, the circulation rate of VOCS gas can be improved, then through the cooperation of the primary filter screen, the middle-effect filter screen and the high-efficiency filter screen, dust impurities and the like in the VOCS gas can be subjected to progressive efficient filtration, then the adsorption filtration of organic gas molecules is realized by utilizing the microporous structure of the activated carbon plate, then the VOCS gas is subjected to pyrolysis of organic matters in the VOCS gas through the UV photolyzer, and further the multi-element filtration of the VOCS gas can be realized, so that the filtering effect of the VOCS gas can be effectively improved.

2. According to the utility model, through the arrangement of the bearing, the rotating shaft and the rotating block, the upward movement track of the first clamping plate and the second clamping plate can be blocked, and further, the first clamping plate and the second clamping plate can be prevented from being separated from the mounting opening independently.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic top view of the first clamping plate and the rotating block of the present utility model;

fig. 3 is an enlarged schematic view of fig. 1a according to the present utility model.

In the figure: 1. a filter box; 2. an air inlet; 3. an air outlet; 4. an inlet fan; 5. a mounting port; 6. a clamping piece; 7. a first clamping plate; 8. a second clamping plate; 9. a primary filter screen; 10. a medium-efficiency filter screen; 11. an efficient filter screen; 12. an activated carbon plate; 13. a UV photolyzer; 14. a bearing; 15. a rotation shaft; 16. a rotating block; 17. a fastening post; 18. a threaded hole; 19. sealing sleeve; 20. activated carbon particles; 21. and a protective net.

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. 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.

As shown in fig. 1 to 3, the filtering device for purifying VOCS gas provided by the utility model comprises a filtering box 1, wherein an air inlet 2 and an air outlet 3 are respectively formed in two sides of the filtering box 1, an air inlet fan 4 is fixedly connected to the inner wall of the air inlet 2, two mounting openings 5 are formed in the top of the filtering box 1, two clamping pieces 6 are fixedly connected to the inner wall of the filtering box 1 and are respectively located right below the two mounting openings 5, a first clamping plate 7 and a second clamping plate 8 are sequentially clamped on the inner walls of the two mounting openings 5 from left to right, a primary filter screen 9, a middle-effect filter screen 10 and a high-efficiency filter screen 11 are sequentially and fixedly connected to the bottom of the first clamping plate 7 from left to right, the bottoms of the primary filter screen 9, the middle-effect filter screen 10 and the high-efficiency filter screen 11 are respectively clamped with the left clamping pieces 6, an active carbon plate 12 is fixedly connected to the bottom of the second clamping plate 8, the bottom of the active carbon plate 12 is clamped with the right clamping pieces 6, a UV photocell 13 is fixedly connected to the inner wall of the filtering box 1, and the second clamping plate 13 is located on the right side of the second clamping plate 8.

Referring to fig. 1, 2 and 3, the inner wall of the top of the filter box 1 is symmetrically and fixedly connected with a bearing 14 about the mounting opening 5, the inside of the bearing 14 is fixedly connected with a rotating shaft 15, and the surface of the top of the rotating shaft 15 is sleeved with a rotating block 16.

As a technical optimization scheme of the utility model, through the arrangement of the bearing 14, the rotating shaft 15 and the rotating block 16, the upward movement track of the first clamping plate 7 and the second clamping plate 8 can be blocked, and further the first clamping plate 7 and the second clamping plate 8 can be prevented from being separated from the mounting opening 5 independently.

Referring to fig. 3, the top of the rotating block 16 is screw-connected with a fastening post 17, screw holes 18 are symmetrically provided at the tops of the first clamping plate 7 and the second clamping plate 8, and the inner wall of the screw holes 18 is screw-connected with the fastening post 17.

As a technical optimization scheme of the present utility model, the position of the rotating block 16 can be fastened by the arrangement of the fastening post 17 and the threaded hole 18, so that the rotating block is prevented from autonomous rotation.

Referring to fig. 1, 2 and 3, the surfaces of the first clamping plate 7 and the second clamping plate 8 are respectively sleeved with a sealing sleeve 19, and the sealing sleeves 19 are clamped with the mounting openings 5.

As a technical optimization scheme of the utility model, the sealing effect between the first clamping plate 7, the second clamping plate 8 and the mounting opening 5 is improved through the arrangement of the sealing sleeve 19.

Referring to fig. 1, the inner wall of the activated carbon sheet 12 is filled with activated carbon particles 20.

As a technical optimization scheme of the utility model, the adsorption and filtration capacity of the activated carbon plate 12 to organic gas molecules can be improved through the arrangement of the activated carbon particles 20.

Referring to fig. 1, a protection net 21 is fixedly connected to the inside of the air outlet 3.

As a technical optimization scheme of the utility model, the protection net 21 is arranged to prevent people or foreign objects from touching the UV photolyzer 13 by mistake to damage the UV photolyzer.

The working principle and the using flow of the utility model are as follows: when a worker uses the filtering equipment for purifying VOCS gas to filter and purify the VOCS gas, the VOCS gas is firstly connected with the air inlet 2, the air outlet 3 is connected with the discharge pipe, then the device is connected with an external power supply, then the VOCS gas enters the air inlet 2, at the moment, the circulation rate of the VOCS gas can be improved through the air inlet fan 4, then the VOCS gas sequentially passes through the primary filter screen 9, the medium-efficiency filter screen 10 and the high-efficiency filter screen 11, dust impurities and the like in the VOCS gas can be subjected to step-by-step high-efficiency filtration, the filtered VOCS gas is adsorbed and filtered by the activated carbon plate 12 and the activated carbon particles 20, organic waste gas is adsorbed by organic molecules or molecular groups distributed in the gas under the attraction of the microporous structure of the activated carbon, so as to achieve the aim of purifying the VOCS gas, then UV photolyzer 13 carries out the photolysis to VOCS gas, make ultraviolet lamp shine the produced high energy of shortwave and carry out pyrolysis organic matter in the VOCS gas, thereby reach and carry out the purpose of pluralism filtration purification to VOCS gas, finally the gas after the purification filtration is got rid of through air exit 3 department, when needs change the clearance to primary filter screen 9, well effect filter screen 10 and high-efficient filter screen 11, only need rotatory fastening post 17 on the first cardboard 7 make it break away from screw hole 18, then rotatory piece 16 makes it leave the surface of first cardboard 7, then upwards take out first cardboard 7 makes it leave the mounting hole 5, can carry out change the clearance to primary filter screen 9, well effect filter screen 10 and high-efficient filter screen 11, can take out the second cardboard 8 from the mounting hole 5 and clear up or change active carbon plate 12 in the same way.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a filtration equipment of gaseous purification treatment of VOCS, includes rose box (1), its characterized in that: air intake (2) and air exit (3) have been seted up respectively to the both sides of rose box (1), the inner wall fixedly connected with inlet fan (4) of air intake (2), two installing ports (5) have been seted up at the top of rose box (1), the inner wall fixedly connected with two joint spare (6) of rose box (1), and two joint spare (6) are located respectively under two installing ports (5), two the inner wall of installing ports (5) is by controlling first cardboard (7) and second cardboard (8) of joint in proper order, the bottom of first cardboard (7) is by controlling fixedly connected with primary filter screen (9), well effective filter screen (10) and high-efficient filter screen (11) in proper order, and primary filter screen (9), the bottom of well effective filter screen (10) and high-efficient filter screen (11) respectively with the left side joint spare (6), the bottom fixedly connected with active carbon sheet (12) of second cardboard (8), and the bottom of active carbon sheet (12) and joint spare (6) are located the right side UV (13) of the filter tank (13).

2. A filtering apparatus for purifying VOCS gas according to claim 1, wherein: the inner wall at the top of the filter box (1) is symmetrically and fixedly connected with a bearing (14) relative to the mounting port (5), a rotating shaft (15) is fixedly connected inside the bearing (14), and a rotating block (16) is sleeved on the surface at the top of the rotating shaft (15).

3. A filtering apparatus for purifying VOCS gas according to claim 2, wherein: the top threaded connection of rotatory piece (16) has fastening post (17), screw hole (18) have been seted up to the top symmetry of first cardboard (7) and second cardboard (8), and the inner wall and the fastening post (17) threaded connection of screw hole (18).

4. A filtering apparatus for purifying VOCS gas according to claim 1, wherein: the surfaces of the first clamping plate (7) and the second clamping plate (8) are respectively sleeved with a sealing sleeve (19), and the sealing sleeves (19) are clamped with the mounting opening (5).

5. A filtering apparatus for purifying VOCS gas according to claim 1, wherein: the inner wall of the activated carbon plate (12) is filled with activated carbon particles (20).

6. A filtering apparatus for purifying VOCS gas according to claim 1, wherein: the inside of the air outlet (3) is fixedly connected with a protective net (21).