CN210206453U

CN210206453U - Odor treatment equipment for sanitation facility

Info

Publication number: CN210206453U
Application number: CN201921040129.XU
Authority: CN
Inventors: Xuan Liu; 刘璇; Wenyuan Nie; 聂文渊; Yue Hou; 侯越; Shufang Wang; 王树方; Bing Zang; 臧冰; Lei Luo; 罗磊; Xi Chen; 陈希; Liang He; 何亮; Chenguang Zhang; 张晨光
Original assignee: ENVIROSYSTEMS ENGINEERING AND TECHNOLOGY Co Ltd
Current assignee: ENVIROSYSTEMS ENGINEERING AND TECHNOLOGY Co Ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-03-31
Anticipated expiration: 2029-07-04

Abstract

The embodiment of the utility model discloses odor treatment equipment for environmental sanitation facilities, which relates to the field of waste gas treatment equipment and comprises an equipment shell, a filtering component, a high-energy particle component, at least one ultraviolet photolysis component and a deep degradation component; the two ends of the equipment shell are respectively provided with an air inlet and an air outlet which are communicated with the cavity, one side of the equipment shell is provided with a plurality of component insertion holes, and the top plate and the bottom plate of the equipment shell are respectively provided with a plurality of slideways corresponding to the component insertion holes; the filtering component, the high-energy particle component, the ultraviolet photolysis component and the deep degradation component are sequentially arranged along the direction from the air inlet to the air outlet and are inserted into the equipment shell through a slide way. The utility model discloses odor treatment equipment for sanitation facility is small, simple structure, and the cost is practiced thrift in operation and later maintenance of being convenient for.

Description

Odor treatment equipment for sanitation facility

Technical Field

The embodiment of the utility model provides an odor treatment equipment is used to waste gas treatment equipment field, concretely relates to sanitation equipment.

Background

With the rapid development of industry and the acceleration of urbanization process, the problem of odor pollution of environmental sanitation facilities becomes increasingly serious, and has attracted wide attention in the global scope. Typical environmental sanitation peculiar smell pollution sources such as garbage transfer stations, treatment plants, landfill sites, incineration plants and the like emit foul odor peculiar smell pollutants with strong irritation and wide influence range, so that the public complaint proportion is higher and higher, for example, the American peculiar smell pollution complaint accounts for more than 50% of all air pollution complaints, 13-20% of the population of European countries is troubled by the peculiar smell pollution, the Japanese peculiar smell pollution becomes one of seven public hazards of the environment, and the complaint is only second to noise. In China, the environment-friendly reporting handling condition of '12369' in the country of 2017, which is newly reported by the Ministry of environmental protection, shows that the odor or peculiar smell pollution accounts for 30.6 percent of the complaint quantity of air pollution reporting, and reaches 10.7 thousands of complaints, and the reporting frequency is the second place of all pollution types.

Sanitation facilities such as refuse transfer stations, treatment plants, landfill sites, incineration plants and the like can generate a large amount of hydrogen sulfide, ammonia gas and Volatile Organic Compounds (VOCs) in the process of treating municipal solid waste garbage. The gas components such as sulfide, halide, oxygen-containing compound, nitrogen-containing compound and the like belong to typical odor pollutants, have the characteristics of high volatility, low odor threshold value, strong odor characteristic stimulation and the like, are easily emitted to a field area and an adjacent residential area to cause regional odor pollution, seriously affect the normal life and physical and mental health of workers and surrounding residents in the field, and cause odor complaints and complaints; and the emission rule of the odor pollutants is influenced by factors such as raw materials, processes, regions, seasons and the like, and the change is complex, so that the odor pollutants have been the focus of research attention. Along with the acceleration of the urbanization process in the new period and the improvement of the living standard requirements of people, the output of municipal solid waste garbage in China rises year by year, and the problem of peculiar smell pollution emitted by garbage disposal facilities is increasingly severe.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides an odor treatment equipment for sanitation facility to there is the problem that equipment is bulky, the operation is complicated, the energy consumption is high, easily produce secondary environmental pollution in the deodorization of solving current.

In order to achieve the above object, an embodiment of the present invention provides an odor treatment apparatus for a sanitation facility, including an apparatus housing, a filtering assembly, a high energy particle assembly, at least one ultraviolet photolysis assembly, and a deep degradation assembly; a cavity is arranged in the equipment shell, an air inlet and an air outlet which are communicated with the cavity are respectively arranged at two ends of the equipment shell, a plurality of component insertion holes are formed in one side of the equipment shell, and a plurality of slideways which correspond to the component insertion holes are respectively arranged on a top plate and a bottom plate of the equipment shell; the filtering component, the high-energy particle component, the ultraviolet photolysis component and the deep degradation component are sequentially arranged along the direction from the air inlet to the air outlet and are inserted into the equipment shell through a slide way; the filter assembly is used for filtering input gas and filtering particulate matters in the gas; the high-energy particle component is used for performing primary purification on the filtered gas by utilizing the generated ozone and oxygen radicals to remove easily-oxidized components in the gas; the ultraviolet photolysis component converts ozone, water vapor and oxygen in the gas into oxygen free radicals and hydroxyl free radicals by utilizing ultraviolet rays in cooperation with a titanium dioxide catalyst, and further degrades malodorous components in the gas by utilizing the oxygen free radicals and the hydroxyl free radicals; the deep degradation component is used for adsorbing gas and realizing deep purification of residual ozone intermediate products.

Further, the filtering component comprises a filtering frame body, a primary filter screen and a secondary filter screen, wherein the primary filter screen is arranged on one side of the air inlet, which is close to the filtering frame body, and the secondary filter screen is arranged on one side of the air inlet, which is far away from the filtering frame body.

Further, the air inlet and the air outlet are both provided with flanges.

Further, the bottom of the equipment shell is provided with a fixed chassis.

Furthermore, the equipment shell is made of stainless steel.

Further, the ultraviolet photolysis subassembly includes photolysis subassembly framework, a plurality of ultraviolet lamp and photocatalysis filter screen, the photocatalysis filter screen set up in one side of photolysis subassembly framework, it is a plurality of the ultraviolet lamp interval set up in the opposite side of photolysis subassembly framework.

Further, the surface of the photocatalytic filter screen is coated with titanium dioxide.

Further, the side that filtering component, high energy particle subassembly, ultraviolet photolysis subassembly and degree of depth degradation subassembly kept away from the equipment casing is provided with the control box respectively.

The embodiment of the utility model provides a have following advantage:

1. the utility model discloses odor treatment equipment for sanitation facility passes through the combination of multistage modularization processing technology, realizes the gaseous high efficiency of peculiar smell and purifies, and the operation process does not use chemical agents such as acid, alkali, and has carried out the effective processing to the secondary pollution that probably produces, has good environmental benefit.

2. The utility model discloses odor treatment equipment for sanitation facility gets rid of water smoke and particulate matter through the preliminary treatment, reduces adverse factor and to ultraviolet source's influence, adopts multistage composite technology to carry out coprocessing, has improved deodorization efficiency greatly.

3. The utility model discloses odor treatment equipment for sanitation facility is small, simple structure, and the cost is practiced thrift in operation and later maintenance of being convenient for.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic perspective view of an odor treatment device for environmental sanitation facilities according to an embodiment of the present invention;

fig. 2 is a schematic top view of an odor treatment device for environmental sanitation facilities according to an embodiment of the present invention;

fig. 3 is a schematic front view of a filter assembly according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a filter assembly according to an embodiment of the present invention;

fig. 5 is a schematic front view of an energetic particle module according to an embodiment of the present invention;

FIG. 6 is a cross-sectional view taken along line A-A of FIG. 5;

FIG. 7 is a schematic view of a portion of the enlarged structure at I in FIG. 6;

fig. 8 is a schematic front view of an ultraviolet photolysis module according to an embodiment of the present invention;

fig. 9 is a simulation diagram of a flow field of an odor treatment device for a sanitation facility according to an embodiment of the present invention using CFA software.

Description of reference numerals: 10. an equipment housing; 20. a filter assembly; 30. an energetic particle component; 40. an ultraviolet photolysis component; 50. a deep degradation assembly; 11. an air inlet; 12. an air outlet; 13. a slideway; 14. fixing the underframe; 21. a filter frame body; 22. a primary filter screen; 23. a medium-efficiency filter screen; 31. an ozone generator; 32. an ozone inlet pipe; 33. a ventilation spoiler; 41. a photolysis assembly frame; 42. an ultraviolet lamp; 43. a photocatalytic filter screen; 60. and a control box.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

As shown in fig. 1 and 2, the odor treatment equipment for sanitation facilities comprises an equipment shell 10, a filtering component 20, a high-energy particle component 30, three ultraviolet photolysis components 40 and a deep degradation component 50, wherein the equipment shell 10 is made of stainless steel, preferably 304 stainless steel, the thickness of the equipment shell 10 is 2.0mm, a cavity is arranged inside the equipment shell 10, an air inlet 11 and an air outlet 12 which are communicated with the cavity are respectively arranged at two ends of the equipment shell 10, flanges are respectively arranged at the air inlet 11 and the air outlet 12 for convenient installation, and the size of the flange is DN950 mm. The bottom of the equipment enclosure 10 is provided with a fixed chassis 14 to facilitate placement and handling of the equipment enclosure 10. One side of the device housing 10 is provided with a plurality of module insertion ports, the module insertion ports are arranged at equal intervals, and a gap between each module insertion port and each module is sealed by using a sealing strip. The number of the component insertion ports in this embodiment is six, but the number of the component insertion ports is not limited to this, and is specifically determined as necessary. Six slideways 13 corresponding to the module insertion openings are respectively arranged on the top plate and the bottom plate of the equipment shell 10, the slideways 13 can facilitate the insertion and extraction of the modules, and the filtering module 20, the high-energy particle module 30, the ultraviolet photolysis module 40 and the deep degradation module 50 are sequentially arranged along the direction from the air inlet 11 to the air outlet 12 and are inserted into the equipment shell 10 through the slideways 13. The odor treatment equipment for the environmental sanitation facility realizes efficient purification of odor gas through the combination of multi-stage modularized treatment processes, does not use chemical agents such as acid and alkali in the operation process, effectively treats probably generated secondary pollution, and has good environmental benefit.

As shown in fig. 3 and 4, the filtering assembly 20 is used for filtering the input gas to remove particles in the gas, wherein the particles are mainly water mist and dust particles, and the removal of the particles can provide a good working environment for subsequent purification. The filter assembly 20 includes a filter frame 21, a primary filter screen 22 and a secondary filter screen 23, the primary filter screen 22 is disposed on one side of the filter frame 21 close to the air inlet 11, and the secondary filter screen 23 is disposed on one side of the filter frame 21 far away from the air inlet 11. In order to guarantee that the deformation that filter assembly 20 produced in the ventilation process is in controllable range, can set up criss-cross stiffener in filtering framework 21, fix four first effect filter screens 22 and well effect filter screen 23 respectively, support the filter screen by the stiffener, effectively improve structural strength, prevent to warp. The primary filter screen 22 is used for filtering particulate matters with the particle size larger than 5 microns, the intermediate filter screen 23 is used for filtering particulate matters with the particle size larger than 0.5 micron, the initial pressure loss of the primary filter screen 22 and the intermediate filter screen 23 is less than or equal to 80Pa, and the filter assembly 20 needs to be cleaned and maintained when the pressure loss is larger than 160 Pa.

As shown in fig. 5, 6 and 7, the high energy particle assembly 30 removes easily oxidizable components from the filtered gas by performing a primary purification of the filtered gas using the generated ozone and oxygen radicals; the high-energy particle component 30 comprises an ozone generator, an ultrasonic disturbance device and six groups of gas distribution devices, the ozone generator comprises six ozone generators 31 and six groups of ozone inlet pipes 32 which are uniformly distributed, each ozone generator 31 is respectively connected with the corresponding ozone inlet pipe 32, the ozone generators 31 can generate ozone and oxygen radicals, the ozone output value is 5-100g/h, and 10% -100% linear power regulation can be realized. Each group of air distribution devices comprises eight ventilation spoilers 33 which are arranged at equal intervals, each ventilation spoiler 33 inclines upwards at an angle of 45 degrees, and the ventilation spoilers 33 are used for being matched with the ultrasonic disturbance devices to carry out ultrasonic vibration to realize the homogenization and mixing of air flow. The high concentration ozone generated by the ozone generator 31 performs primary oxidation on the filtered gas, and the high energy oxygen free radicals are fully mixed and react under the action of ultrasonic waves to realize the degradation of partial malodorous gas components.

As shown in fig. 8, the uv photolysis assembly 40 converts ozone, water vapor and oxygen in the gas into oxygen radicals and hydroxyl radicals by using uv light in cooperation with a titanium dioxide catalyst, and further degrades the malodorous component in the gas by using the oxygen radicals and the hydroxyl radicals. The uv photolysis module 40 includes a photolysis module frame 41, a plurality of uv lamps 42 and a photocatalytic filter 43, the photocatalytic filter 43 is disposed on one side of the photolysis module frame 41, and the plurality of uv lamps 42 are disposed on the other side of the photolysis module frame 41 at intervals. In order to improve the structural strength, the uv photolysis assembly 40 is also configured as four groups of modular units, each unit having 24 uv lamps 42, and the center lines of two adjacent uv lamps 42 are spaced 108mm apart. The photocatalytic filter screen 43 adopts an aluminum-based honeycomb network, the surface of the photocatalytic filter screen 43 is coated with titanium dioxide, and the thickness of the titanium dioxide is 50nm-500 nm. Ultraviolet lamp 42 sends composite frequency UV light and cooperates photocatalysis filter screen 43 to activate oxygen free radical and hydroxyl free radical and the gas after the oxidation, and high energy oxygen free radical and hydroxyl free radical cooperate UV ultraviolet beam to degrade foul gas composition, break macromolecule foul gas molecular chain structure under its direct action, make organic or inorganic foul compound like: ammonia, trimethylamine, hydrogen sulfide, methylthio hydrogen, methyl mercaptan, methyl sulfide, dimethyl disulfide, carbon disulfide, and the like are degraded and converted into low molecular compounds, and inorganic substances such as water, carbon dioxide, and the like. On the basis, the malodorous gas is further decomposed and oxidized by ozone and hydroxyl free radicals generated by the synergistic reaction of the ultraviolet light beams, air and titanium dioxide, so that the malodorous gas is converted into odorless micromolecular compounds or is completely mineralized to generate water and carbon dioxide.

The deep degradation subassembly 50 is used for adsorbing the processing to gas to realize the deep purification of ozone class intermediate product, and deep degradation subassembly 50 adopts the active carbon filter screen to adsorb gas, sets up the cooperation simultaneously and utilizes the UV light of specific wave band to cooperate the deep purification of photocatalysis filter screen 43 to remaining pollutant component and technological process accessory substance, because the active carbon filter screen is the direct purchasing equipment in the market, its specific structure is not introduced in detail here again. The environmental sanitation facility of this embodiment is with odor treatment equipment through preliminary treatment removal water smoke and particulate matter, reduces the influence of adverse factor to ultraviolet source, adopts multistage composite technology to carry out coprocessing, has improved deodorization efficiency greatly. The odor treatment equipment for the sanitation facility has the advantages of small volume, simple structure, convenience in operation and later maintenance and cost saving.

Further, the filter assembly 20, the energetic particle assembly 30, the uv photolysis assembly 40 and the deep degradation assembly 50 are respectively provided with a control box 60 at the side far away from the apparatus housing 10, and the control box 60 can be used for installing electrical components.

As shown in fig. 9, the flow field is simulated by CFA software, so that the internal airflow distribution is reasonable, which is helpful for fast mixing of high-energy particles and stable proceeding of the subsequent photocatalytic reaction.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The odor treatment equipment for the environmental sanitation facility is characterized by comprising an equipment shell, a filtering component, a high-energy particle component, at least one ultraviolet photolysis component and a deep degradation component; a cavity is arranged in the equipment shell, an air inlet and an air outlet which are communicated with the cavity are respectively arranged at two ends of the equipment shell, a plurality of component insertion holes are formed in one side of the equipment shell, and a plurality of slideways which correspond to the component insertion holes are respectively arranged on a top plate and a bottom plate of the equipment shell; the filtering component, the high-energy particle component, the ultraviolet photolysis component and the deep degradation component are sequentially arranged along the direction from the air inlet to the air outlet and are inserted into the equipment shell through a slide way; the filter assembly is used for filtering input gas and filtering particulate matters in the gas; the high-energy particle component is used for performing primary purification on the filtered gas by utilizing the generated ozone and oxygen radicals to remove easily-oxidized components in the gas; the ultraviolet photolysis component converts ozone, water vapor and oxygen in the gas into oxygen free radicals and hydroxyl free radicals by utilizing ultraviolet rays in cooperation with a titanium dioxide catalyst, and further degrades malodorous components in the gas by utilizing the oxygen free radicals and the hydroxyl free radicals; the deep degradation component is used for adsorbing gas and realizing deep purification of residual ozone intermediate products.

2. The odor treatment apparatus for a sanitation facility according to claim 1, wherein the filter assembly includes a filter frame, a primary filter screen and a secondary filter screen, the primary filter screen being disposed on a side of the filter frame adjacent to the air inlet, the secondary filter screen being disposed on a side of the filter frame remote from the air inlet.

3. The odor treatment apparatus for environmental sanitation facilities as claimed in claim 1 or 2, wherein said air inlet port and said air outlet port are provided with flanges.

4. An odor treatment apparatus for a sanitary facility as claimed in claim 3 wherein the bottom of said apparatus housing is provided with a fixed chassis.

5. The odor treatment apparatus for a sanitary facility according to claim 4, wherein said casing is made of stainless steel.

6. The odor treatment apparatus for sanitation facilities according to claim 1 or 2, wherein said ultraviolet photolysis module includes a photolysis module frame body, a plurality of ultraviolet lamps and a photocatalytic filter net, said photocatalytic filter net is provided at one side of said photolysis module frame body, and a plurality of said ultraviolet lamps are provided at intervals at the other side of said photolysis module frame body.

7. The odor treatment apparatus for a sanitation facility as claimed in claim 6, wherein a surface of said photocatalytic filter screen is coated with titanium dioxide.

8. The odor treatment apparatus for environmental sanitation facilities as claimed in claim 7, wherein the side edges of said filtering assembly, said high energy particle assembly, said ultraviolet photolysis assembly and said deep degradation assembly away from said apparatus housing are respectively provided with a control box.