CN115779595B - Environment volatile organic compound measurement and control detection processing system and detection method - Google Patents
Environment volatile organic compound measurement and control detection processing system and detection method Download PDFInfo
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- CN115779595B CN115779595B CN202310048514.3A CN202310048514A CN115779595B CN 115779595 B CN115779595 B CN 115779595B CN 202310048514 A CN202310048514 A CN 202310048514A CN 115779595 B CN115779595 B CN 115779595B
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Abstract
The utility model relates to the technical field of volatile organic compound treatment, and discloses an environment volatile organic compound measurement and control detection treatment system which comprises a dust filtering device, a drying device and an adsorption device, wherein the dust filtering device is used for filtering and dedusting organic compound waste gas in the environment, a filter core in the dust filtering device is used for periodically removing dust, the drying device is used for condensing and dewatering the dedusted waste gas, the adsorption device is used for carrying out organic compound treatment on the dewatered waste gas by adopting an adsorption plate adsorption method, the adsorption device periodically enables an n+1 adsorption plate to replace the position of the n adsorption plate, a new adsorption plate is placed at the position of the original n+1 adsorption plate, the original 1 adsorption plate is taken away, n represents the position number of the adsorption plate, and the n+1 adsorption plate is the last stage adsorption plate.
Description
Technical Field
The utility model relates to the technical field of volatile organic compound treatment, in particular to an environment volatile organic compound measurement and control detection treatment system.
Background
Volatile organic compounds are called VOCs, and most of the VOCs are toxic, and long-term stay in an environment containing volatile organic compounds increases the possibility of diseases such as cancers, and therefore, the volatile organic compounds need to be treated by adsorption, absorption, combustion, membrane separation, and the like.
The applicant finds a Chinese patent utility model with application publication number of CN114011224A through search, which discloses an environment-friendly purifying device for treating volatile organic compounds and a using method thereof, and the environment-friendly purifying device records: the filter plate and the conveying fan are arranged in the dust filter box, so that the waste gas can be extracted under the action of the conveying fan, and the waste gas can be stably conveyed; it is known that the filtering and dust removing treatment of the environmental volatile organic compounds is necessary, but the filtering structure is used for a long time, and the filter plate is blocked by dust impurities, so that the dust removing treatment is needed periodically.
In addition, in the adsorption treatment of VOCs, as adsorption proceeds, the adsorption medium for adsorption, such as an adsorption plate, etc., is used to adsorb organic substances, which causes the adsorption capacity to become "dirty" continuously, so that the adsorption capacity is gradually weakened, and therefore the adsorption medium needs to be replaced periodically.
Based on the detection, the utility model provides an environment volatile organic compound measurement and control detection processing system.
Disclosure of Invention
In order to solve the problems mentioned in the background, the utility model provides an environment volatile organic compound measurement and control detection processing system and a detection method.
In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows.
The utility model provides an environment volatile organic compounds observes and controls detection processing system, it includes dust filter device, drying device and adsorption equipment, dust filter device is arranged in carrying out the filtration dust removal to the organic matter waste gas in the environment and filters the filter core in the dust filter device and regularly takes off dirt, drying device is used for carrying out condensation dewatering to the waste gas after the dust removal and handles, adsorption equipment is used for taking the adsorption plate adsorption method to carry out organic matter to the waste gas after the dewatering, and adsorption equipment regularly makes n+1 number adsorption plate replace the position of n number adsorption plate, and place a new adsorption plate in former n+1 number adsorption plate place department, and take away former 1 number adsorption plate, n represents the position number of adsorption plate, n+1 number adsorption plate is last level adsorption plate.
Further, the dust filtering device comprises an outer cylinder shell, the outer cylinder shell is vertically arranged, an output pipe is coaxially extended from the bottom end of the outer cylinder shell, a plurality of air inlets are formed in the outer cylinder shell along the circumferential direction in an array mode, a filter element in a circular ring shape is installed in the outer cylinder shell, the output pipe is located inside the filter element at the position where the outer cylinder shell is communicated with the outer cylinder shell, an output nozzle is arranged on the outer cylinder surface of the output pipe, a pipe cover is arranged at the bottom of the output pipe, a connecting pipe I is arranged at the free end of the output nozzle, a blower is arranged at the free end of the connecting pipe I, a connecting pipe II is arranged at the air outlet end of the blower, an air flowmeter is arranged on the connecting pipe I, and the free end of the connecting pipe II is communicated with the input end of the drying device.
Further, a fixed pipe is coaxially arranged in the output pipe through a support, the lower end of the fixed pipe extends out of the output pipe, the upper end of the fixed pipe is coaxially rotated and provided with a movable core pipe, the upper end of the movable core pipe is closed, the lower end of the movable core pipe is opened and communicated with the fixed pipe, the outer circular surface of the movable core pipe is provided with a plurality of cleaning strip groups along the circumferential direction in an array manner, each cleaning strip group consists of a plurality of cleaning strips along the axial direction of the movable core pipe, each cleaning strip is made of a hard rubber material, the free end of each cleaning strip is in contact with the filter core, and the outer circular surface of the movable core pipe is uniformly provided with a plurality of exhaust holes at intervals and the exhaust holes are tangential with the inner wall of the movable core pipe.
Further, the drying device comprises a detection sensor group for detecting the types and the contents of organic matters in the dehydrated waste gas.
Further, the adsorption device comprises an outer shell and an adsorption mechanism arranged in the outer shell, the adsorption mechanism comprises a mounting shell with a hollow inside, an air inlet nozzle and an air outlet nozzle are arranged on the side face of the mounting shell, and the air inlet nozzle is communicated with the output end of the drying device;
the mounting holes are formed in the two side faces, parallel to each other, of the mounting shell, and the mounting holes in each side face are at least provided with two: the first mounting hole and the second mounting hole are internally and fixedly provided with a fixing rod, the second mounting hole is internally and fixedly provided with a sliding rod in a sliding manner along the vertical direction, one sides of the fixing rod and the sliding rod, which face the inside of the mounting shell, are respectively provided with a bearing unit, and the outer shell is internally provided with a driving part for driving the sliding rod to move upwards or downwards.
Further, the dead lever or slide bar is provided with the supporting hole that runs through thickness towards one side of installation shell inside, the pore gap is installed towards the outside drill way department of installation shell to the supporting hole, the supporting seat is installed in the supporting hole slip, the free end of supporting seat stretches into in the installation shell and be provided with inclined plane and plane, distance between inclined plane and the vertical central line of installation shell is decreasingly by down, the plane is the level and is located the inclined plane top, still be provided with the spring that is located between supporting seat and the pore gap in the supporting hole, under the initial state, the adsorption plate is the level and is arranged and by the plane support of the bearing unit of setting on the dead lever, four sides of adsorption plate are laminated and constitute sliding fit with four chamber walls of installation shell.
Further, the bearing unit that sets up on the slide bar and the bearing unit parallel and level of setting on the dead lever, the bearing unit that sets up on the dead lever or set up on the slide bar corresponds the quantity of adsorption plate and is provided with the multiunit, and the suction nozzle is located the top of the adsorption plate of top, and the suction nozzle is located the below of the adsorption plate of below.
Further, the side of installation shell still is provided with and changes mouthful and is provided with the side mutually perpendicular of changing mouthful and the side that is provided with the mounting hole, changes mouthful and is provided with three: the first replacement port, the second replacement port and the third replacement port are positioned on the same straight line, are respectively positioned on two side surfaces of the installation shell, the first replacement port is positioned above the uppermost adsorption plate, the distance between the first replacement port and the uppermost adsorption plate is consistent with the distance between the two adjacent adsorption plates, and the third replacement port is flush with the lowermost adsorption plate.
In the using method of the environment volatile organic compound measurement and control detection processing system, the periodic dust removal of the dust filtering device comprises the following steps:
step one: the blower stops, compressed gas continuously flows into the movable core pipe through the fixed pipe and is continuously discharged through the exhaust hole, the movable core pipe rotates under the reaction force, the movable core pipe rotates to drive the cleaning strip group to rotate together, and the cleaning strip group rotates to flap the filter core, so that dust impurities are loosened and fall off from the filter core;
step two: the loosened and fallen dust impurities are blown by the compressed gas, spread around through the air inlet and finally subside to the ground.
In the use method of the environment volatile organic compound measurement and control detection processing system, the adsorption plate is provided with four adsorption plates and is sequentially 1, 2, 3 and 4 numbers from top to bottom, and the process of periodically replacing the positions of the adsorption plates by the adsorption device comprises the following steps:
step one: the driving part drives the sliding rod to move upwards by a preset distance, the adsorption plate is lifted up by a bearing unit arranged on the sliding rod, the preset distance is equal to the distance between two adjacent adsorption plates, and then the No. 2 adsorption plate is changed into the No. 1 adsorption plate, the No. 3 adsorption plate is changed into the No. 2 adsorption plate, and the No. 4 adsorption plate is changed into the No. 3 adsorption plate;
step two: the original adsorption plate 1 is propped out through the first and second replacement ports, a new adsorption plate is inserted into the installation shell through the third replacement port and is supported by a supporting unit arranged on the fixed rod, and the new adsorption plate is the adsorption plate 4;
step three: the driving part drives the sliding rod to move downwards for resetting.
A detection method of an environment volatile organic compound measurement and control detection processing system comprises the following steps:
step one: recording the quantity of the passing waste gas through an air flowmeter, and detecting the organic species and the content in the air through a detection sensor group in a corresponding crossing mode to obtain data I;
step two: sampling and detecting the organic species and the content in the gas discharged after the adsorption treatment at the gas outlet nozzle to obtain data II;
step three: and obtaining the types and the contents of the volatile organic compounds in the environment according to the first data and the second data, and obtaining the adsorption treatment performance of the treatment system.
Compared with the prior art, the utility model has the beneficial effects that:
1. the core of the dust filter device in this application lies in: the air blower is stopped periodically, the control valve is opened, compressed gas continuously flows into the movable core tube through the fixed tube and is continuously discharged through the exhaust hole, the movable core tube rotates under the reaction force, the movable core tube rotates to drive the cleaning strip group to rotate together, the cleaning strip group rotates to flap the filter element, dust impurities loose and fall off from the filter element, the loosened and fallen dust impurities are blown by the compressed gas and diffuse to the periphery through the air inlet and finally settle to the ground, the dust removal treatment of the filter element is realized, the filter element is prevented from being blocked by the dust impurities to influence the dust filtering effect, in the process, the compressed gas realizes driving the movable core tube to rotate on one hand, the dust impurities are loosened and fallen off from the filter element by the cleaning strip group, on the other hand, the loosened and fallen dust impurities are blown by the compressed gas and diffuse to the periphery through the air inlet.
2. The core of the drying device in this application lies in: the condensing sheet group is spiral distribution, and waste gas can only flow along the spiral direction of condensing sheet group to finally discharge through the venthole, and this in-process is because the air flows along the spiral direction of condensing sheet group, and under centrifugal force effect, the air is hugged closely the condensing sheet group, improves the condensation dewatering effect, and is preferential, can extend the lug on the inner and outer wall of condensing sheet group, with the area of contact that improves with the air, further improves the condensation dewatering effect.
3. The core of the adsorption device in this application lies in: the adsorption equipment adopts the multistage adsorption mode that the polylith is the adsorption plate constitution that the array distributes, and adsorption effect is better, and adsorption equipment regularly pulls a plurality of adsorption plates and takes place to remove along the array direction, makes n+1 number adsorption plate replace the position of n number adsorption plate to place a new adsorption plate in former n+1 number adsorption plate place department, and take away original 1 number adsorption plate, wherein, n represents the position number of adsorption plate, is 1, 2, 3 … … n in proper order along the flow direction of waste gas, so:
a. the multi-stage adsorption mode formed by the adsorption plates distributed in an array is adopted, the adsorption plates at the back are cleaner than the adsorption plates at the front, the adsorption capacity is strong, and the organic matter multi-stage adsorption treatment is carried out on the waste gas layer by layer, so that the adsorption and purification effects of volatile organic matters are better;
b. in the use of the adsorption plate, the adsorption capacity is continuously weakened due to the fact that organic matters are adsorbed, the adsorption capacity is gradually weakened, the adsorption plate is reflected in the application, namely, along the flowing direction of waste gas, the dirty of the adsorption plate is gradually reduced, so that in the application, the n+1 adsorption plate is periodically enabled to replace the n adsorption plate, a new adsorption plate is placed at the position of the original n+1 adsorption plate, the original 1 adsorption plate is taken away, on one hand, the multistage adsorption mode is guaranteed not to be changed, the adsorption of the organic matters is not affected, on the other hand, the position change of the adsorption plate is simpler, the operation is more convenient, on the other hand, each adsorption plate can be thoroughly utilized, and the resource utilization rate is higher.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a dust filter;
FIG. 3 is an exploded view of the outer cartridge housing and the filter cartridge;
FIG. 4 is a schematic view of a movable core tube and a sweep bar set;
FIG. 5 is a cross-sectional view of a movable core tube;
FIG. 6 is a schematic diagram of a structure of a drying apparatus;
FIG. 7 is an internal schematic view of the condensate tank;
FIG. 8 is an exploded view of a condensing sheet set and a heat conducting set;
FIG. 9 is a schematic diagram of a compression tank;
FIG. 10 is a schematic structural view of an adsorption apparatus;
FIG. 11 is an internal schematic view of an adsorption device;
FIG. 12 is an exploded view of the mounting housing, cover, and thrust body;
FIG. 13 is a schematic view of a slide bar, a fixed bar, a driving member, and an adsorption plate;
fig. 14 is a schematic view of a support unit.
The reference numerals in the drawings are:
100. a dust filtering device; 101. an outer cartridge housing; 102. a first connecting pipe; 103. an air flow meter; 104. a blower; 105. a second connecting pipe; 106. a third connecting pipe; 107. a first control valve; 108. an output pipe; 109. an output nozzle; 110. a filter element; 111. a fixed tube; 112. a movable core tube; 113. a cleaning strip group; 114. an exhaust hole;
200. a drying device; 201. a condensing tank; 202. a traction source; 203. a first air pipe; 204. a second air pipe; 205. a water tank; 206. a refrigerator; 207. a detection sensor group; 208. an upper cover; 209. a lower cover; 210. a bottom plate; 211. an air outlet hole; 212. a heat conducting group; 213. a condensing sheet group;
300. an adsorption device; 301. an outer housing; 302. a mounting shell; 303. an air inlet nozzle; 304. an air outlet nozzle; 305. a replacement port; 306. a cover; 307. a pushing body; 308. a mounting hole; 309. a motor; 310. a crank slider; 311. a slide bar; 312. a fixed rod; 313. a supporting unit; 314. a support bracket; 315. a spring; 316. an adsorption plate;
400. a compression tank; 401. and an exhaust pipe.
Description of the embodiments
In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1-14, an environmental volatile organic compound measurement and control detection processing system comprises a dust filtering device 100, a drying device 200 and an adsorption device 300, wherein the dust filtering device 100 is used for filtering and dedusting organic compound waste gas in the environment, the drying device 200 is used for condensing and dewatering the dedusted waste gas, and the adsorption device 300 is used for performing organic compound treatment on the dewatered waste gas by adopting an adsorption method.
The applicant finds a Chinese patent utility model with application publication number of CN114011224A through search, which discloses an environment-friendly purifying device for treating volatile organic compounds and a using method thereof, and the environment-friendly purifying device records: the filter plate and the conveying fan are arranged in the dust filtering box, so that the waste gas can be extracted under the action of the conveying fan, and the waste gas can be stably conveyed; accordingly, it is necessary to filter and remove the volatile organic compounds, and therefore, the present utility model provides the dust filter 100 to filter the exhaust gas, and the dust filter 100 in the present application can periodically remove dust and impurities from the filter element 110 when the filter element 110 is full of dust and impurities at predetermined intervals.
The applicant finds a Chinese patent with an authorized publication number of CN213101482U through search, and discloses a device for absorbing and recovering VOCs by using activated carbon, which comprises the following steps: the waste gas enters a drying device for drying, so that the moisture in the gas is reduced, the adsorption of the gas by activated carbon in an adsorption device is further improved, the waste gas purifying efficiency is improved, and the purpose of meeting the use requirement is achieved; it is clear from this that it is necessary to remove water and dry the volatile organic compounds before adsorbing them, and therefore, the present utility model is provided with the drying device 200 and removes water by condensing.
Common sense known to the skilled person: the volatile organic compound treatment method includes an adsorption method, an absorption method, a combustion method, a membrane separation method and the like, the adsorption method is adopted in the application, the adsorption device 300 in the application adopts a multi-stage adsorption mode formed by a plurality of adsorption plates 316 distributed in an array, and the adsorption effect is better, besides, the adsorption device 300 also periodically pulls the plurality of adsorption plates 316 to move along the array direction, so that the n+1 adsorption plate replaces the n adsorption plate, a new adsorption plate is placed at the position of the original n+1 adsorption plate, the original 1 adsorption plate is taken away, n represents the position number of the adsorption plate, and the positions of the adsorption plates are sequentially 1, 2 and 3 … … n along the flow direction of waste gas; the significance is as follows: 1. the application adopts a multistage adsorption mode composed of a plurality of adsorption plates 316 distributed in an array, the rear adsorption plate 316 is cleaner than the front adsorption plate 316, and has strong adsorption capacity, so that the waste gas is subjected to multistage adsorption treatment of organic matters layer by layer, and the adsorption and purification effects of volatile organic matters are better; 2. in the adsorption plate 316 use, it is owing to adsorbed the organic matter, "become dirty" gradually, adsorption capacity constantly weakens, reflect in this application, promptly along the exhaust gas flow direction, the "dirty" of adsorption plate 316 is decremented, so in this application, regularly make n+1 number adsorption plate replace the position of n number adsorption plate, and place a new adsorption plate in former n+1 number adsorption plate place department, and take away original 1 number adsorption plate, on the one hand, guarantee that multistage adsorption mode does not produce the change, the organic matter adsorbs and does not receive the influence, on the one hand, the position change of adsorption plate is comparatively simple, the operation is more convenient, on the one hand, the utilization ratio of adsorption plate is higher.
Dust filter 100:
as shown in fig. 2-5, the dust filtering device 100 includes an outer cylinder shell 101, the outer cylinder shell 101 is vertically arranged, the bottom end of the outer cylinder shell is coaxially extended with an output pipe 108, a plurality of air inlets are formed in an array on the outer circumferential surface of the outer cylinder shell 101, a circular ring-shaped filter core 110 is installed in the outer cylinder shell 101, the position where the output pipe 108 is communicated with the outer cylinder shell 101 is located in the filter core 110, an output nozzle 109 is arranged on the outer circumferential surface of the output pipe 108, a pipe cover is arranged at the bottom of the output nozzle 109, a first connecting pipe 102 is arranged at the free end of the output nozzle 109, a blower 104 is arranged at the free end of the first connecting pipe 102, a second connecting pipe 105 is arranged at the air outlet end of the blower 104, an air flowmeter 103 is arranged on the first connecting pipe 102 and used for detecting air flow, and the dust filtering device can be realized in the prior art.
Further, as shown in fig. 3-5, a fixed tube 111 is coaxially installed in the output tube 108 through a bracket, the lower end of the fixed tube 111 extends out of the output tube 108, a movable core tube 112 is coaxially rotatably installed at the upper end, the upper end of the movable core tube 112 is closed, the lower end of the movable core tube 112 is opened and communicated with the fixed tube 111, a plurality of groups of cleaning strip groups 113 are arranged on the outer circumferential surface of the movable core tube 112 in an array manner along the circumferential direction, each group of cleaning strip groups 113 is composed of a plurality of cleaning strips along the axial direction of the movable core tube 112, the cleaning strips are made of hard rubber materials, the length of each cleaning strip is slightly longer than that of the movable core tube 112 and the filter element 110, namely, the free ends of the cleaning strips are contacted with the filter element 110, as shown in fig. 3, in addition, as shown in fig. 5, the outer circumferential surface of the movable core tube 112 is provided with exhaust holes 114 tangential to the inner wall of the movable core tube 112, the exhaust holes 114 are arranged in an array manner along the circumferential direction of the movable core tube 112 to form a plurality of groups of air hole rows, and the air hole rows are arranged in an array manner along the axial direction of the movable core tube 112.
The lower end of the fixed pipe 111 is provided with a third connecting pipe 106, and the third connecting pipe 106 is provided with a first control valve 107.
When in use, the blower 104 is started, air mixed with volatile organic compounds around enters the outer cylinder shell 101 through the air inlet and is filtered by the filter element 110, and then flows to the drying device 200 through the output pipe 108, the output nozzle 109, the first connecting pipe 102, the blower 104 and the second connecting pipe 105 in sequence, and in the process, the quantity of the air passing through is recorded through the air flowmeter 103;
after a preset time, the blower 104 is stopped, the first control valve 107 is opened, compressed gas continuously flows into the movable core pipe 112 through the fixed pipe 111 and continuously discharges through the exhaust hole 114, and when the compressed gas is continuously discharged through the exhaust hole 114 due to the fact that the exhaust hole 114 is tangent to the inner wall of the movable core pipe 112, the movable core pipe 112 rotates under the reaction force, the movable core pipe 112 rotates together with the cleaning strip group 113, the cleaning strip group 113 rotates to flap the filter core 110, dust impurities are loosened and shed from the filter core 110, the loosened and shed dust impurities are blown by the compressed gas and spread around through the air inlet, dust and impurities spread around through the air inlet are finally settled to the ground, and the dust and the impurities can be cleaned away by workers.
Drying device 200:
as shown in fig. 6 to 8, the drying device 200 comprises a condensing tank 201, wherein the upper end of the condensing tank 201 is closed, the lower end of the condensing tank is open, and a tank bottom is arranged, the tank bottom is in a table shape with the upper end and the lower end open, and the horizontal cross section area of the tank bottom increases gradually from bottom to top, and a second connecting pipe 105 is communicated with the lower opening end of the tank bottom.
The bottom plate 210 is coaxially installed in the condensation tank 201, the upper end face of the bottom plate 210 is coaxially extended to form a lower cover 209, the upper end of the lower cover 209 is closed, the lower end is open, a plurality of air outlet holes 211 are formed in an array manner along the circumferential direction, the upper end face of the bottom plate 210 is further provided with condensation plate groups 213, the condensation plate groups 213 are spirally distributed, air inlet holes are coaxially formed in the bottom plate 210, the air inlet holes are located in the inner ring of the condensation plate groups 213, the upper end of the condensation plate groups 213 are in contact with the lower cover 209, so that air mixed with volatile organic compounds and subjected to dust removal flows to the condensation plate groups 213 through a second connecting pipe 105, a tank bottom and the air inlet holes, only flows along the spiral direction of the condensation plate groups 213 and is finally discharged through the air outlet holes 211.
The condensation tank 201 is further coaxially provided with an upper cover 208, the upper cover 208 is a table-shaped shape with openings at the upper and lower ends and a horizontal cross-sectional area decreasing from bottom to top, the upper cover 208 is located above the lower cover 209, the upper opening end of the upper cover 208 is provided with a detection sensor group 207 for detecting the types and contents of organic components in the dehydrated air, which is realized in the prior art, further, the detection sensor group 207 is composed of a plurality of sensors, such as organic detection sensors or different types of gas sensors, and the following comparison documents can be referred to specifically: the Chinese patent with the publication number of CN214310516U is realized by the prior art and is not repeated here.
The drying device 200 further comprises a traction source 202 for drawing air flow, such as an air pump, a screw compressor, etc., wherein the air inlet end of the traction source is communicated with the upper cover 208 through an air pipe one 203, and the air outlet end of the traction source is communicated with the adsorption device 300 through an air pipe two 204; the air after condensing and dehydrating flows to the adsorption device 300 through the upper cover 208, the first air pipe 203, the screw compressor and the second air pipe 204 in sequence.
The water tank 205 is arranged below the condensation tank 201, the tank bottom is communicated with the water tank 205 through a water pipe, a plurality of water holes are formed in the bottom plate 210, water generated by condensation flows into the water tank 205 through the water holes and the water pipe, a water level sensor is arranged on the water tank 205, a drain pipe is arranged at the bottom, and a control valve II is arranged on the drain pipe.
The drying device 200 further comprises a refrigerator 206, the refrigerator 206 is in heat conduction connection with the condensation sheet group 213 through the heat conduction group 212, and the condensation sheet group 213 is in a low-temperature state through the refrigerator 206 and the heat conduction group 212, so that condensation and water removal are realized.
Preferably, as shown in fig. 8, the heat conducting group 212 includes a plurality of first heat pipes disposed in the condensation plate group 213 in an equidistant distribution manner, a second heat pipe disposed on the lower end surface of the bottom plate 210 and having a spiral shape, the lower end of the first heat pipe is fixed with the second heat pipe, the lower end surface of the second heat pipe is provided with a third heat pipe, and the lower end of the third heat pipe extends out of the condensation tank 201 and is connected with the refrigerator 206, which is in the meaning of improving the heat conducting performance between the heat conducting group 212 and the condensation plate group 213 and further improving the condensation water removing effect.
In a preferred embodiment, as shown in fig. 9, the present application further includes a compression tank 400, a pressure gauge and an exhaust pipe 401 are disposed on the compression tank 400, a control valve III is disposed on the exhaust pipe 401, a connection pipe III 106 is communicated with the compression tank 400, and an air pipe II 204 is communicated with the compression tank 400; the meaning is that the air mixed with volatile organic compounds is stored in the compression tank 400 after dust removal and drying treatment, flows to the adsorption device 300 through the exhaust pipe 401, and the "transfer station" of the compression tank 400 is provided, so that when the adsorption plate 316 of the adsorption device 300 is replaced, the whole treatment system is not stopped by temporarily storing the exhaust gas in the compression tank 400, besides, the compressed exhaust gas in the compression tank 400 can also be used for periodic dust removal of the dust filtering device 100, and the air around the dust filtering device 100 contains volatile organic compounds, which itself pulls the exhaust gas in the surrounding environment to flow into the drying device 200, so that the compressed exhaust gas in the compression tank 400 can be used for periodic dust removal of the dust filtering device 100.
Adsorption device 300:
as shown in fig. 10 to 14, the adsorption device 300 includes an outer housing 301 and an adsorption mechanism disposed in the outer housing 301, the adsorption mechanism includes a mounting case 302 having a hollow interior, and two sets of air nozzles are disposed on the side surface of the mounting case 302: air inlet nozzle 303 and air outlet nozzle 304, air inlet nozzle 303 communicates with exhaust pipe 401.
Mounting holes 308 are formed in two parallel side surfaces of the mounting shell 302, and at least two mounting holes 308 are formed in each side surface: the first mounting hole and the second mounting hole, wherein a fixing rod 312 is fixedly arranged in the first mounting hole, a sliding rod 311 is slidably arranged in the second mounting hole along the vertical direction, and a bearing unit 313 is arranged on one side, facing the inside of the mounting shell 302, of the fixing rod 312 and the sliding rod 311.
Specifically, as shown in fig. 13 and 14, a bearing hole penetrating through the thickness is formed on one side of the fixing rod 312 or the sliding rod 311 facing the inside of the installation shell 302, a hole cover is mounted at the opening of the bearing hole facing the outside of the installation shell 302, a bearing seat 314 is slidably mounted in the bearing hole, the free end of the bearing seat 314 extends into the installation shell 302 and is provided with an inclined plane and a plane, the distance between the inclined plane and the vertical center line of the installation shell 302 decreases from bottom to top, the plane is horizontally arranged and is located above the inclined plane, and a spring 315 located between the bearing seat 314 and the hole cover is further arranged in the bearing hole.
In the initial state, the adsorption plate 316 is horizontally arranged and supported by the plane of the bearing unit 313 provided on the fixing bar 312, and four sides of the adsorption plate 316 are fitted with four cavity walls of the mounting case 302 and form a sliding fit, preferably, the bearing unit 313 provided on the slide bar 311 is flush with the bearing unit 313 provided on the fixing bar 312, in the sense that the adsorption plate 316 is supported by the bearing unit 313 provided on the slide bar 311 together with the bearing unit 313 provided on the fixing bar 312 in the initial state.
In addition, since the plurality of adsorption plates 316 are arranged in the vertical direction, a plurality of groups of bearing units 313 are correspondingly arranged on the fixed rod 312 or the sliding rod 311, in addition, the air inlet nozzle 303 is positioned above the uppermost adsorption plate 316, and the air outlet nozzle 304 is positioned below the lowermost adsorption plate 316; the air mixed with volatile organic compounds, namely waste gas, enters the installation shell 302 through the air inlet nozzle 303 after dust removal and drying treatment, and is discharged through the air outlet nozzle 304 after being sequentially adsorbed by the plurality of adsorption plates 316.
As shown in fig. 12, the side surface of the mounting case 302 is further provided with a replacement port 305 and the side surface provided with the replacement port 305 is perpendicular to the side surface provided with the mounting hole 308, and the replacement port 305 is provided with three: the first replacement port, the second replacement port and the third replacement port are located on the same straight line and are respectively located on two side surfaces of the installation shell 302, the first replacement port is located above the uppermost adsorption plate 316, the distance between the first replacement port and the uppermost adsorption plate 316 is consistent with the distance between the two adjacent adsorption plates 316, the third replacement port is flush with the lowermost adsorption plate 316, the sealing cover 306 is detachably installed at the opening of the first replacement port and the third replacement port, the pushing body 307 is mounted in the second replacement port in a sliding mode, and the pushing body 307 extends to the side, facing the outside of the installation shell 302, of the pushing body 307 to be provided with a pushing rod in a detachable mode through a bolt limiting mode.
A driving member is further disposed in the outer housing 301 for driving the slide bar 311 to move up or down.
The position of the adsorption plate 316 is periodically changed:
the adsorption plates 316 are illustrated by four blocks, and the four adsorption plates 316 are numbered 1, 2, 3 and 4 in sequence from top to bottom;
after the adsorption plate 316 is used for a preset time, the adsorption capacity of the plate No. 1 is close to zero and needs to be replaced, and besides, the adsorption capacities of the plates No. 2, no. 3 and No. 4 are sequentially increased, so that replacement is not needed;
firstly, the driving part drives the sliding rod 311 to move upwards by a preset distance, the adsorption plate 316 is lifted up by a bearing unit 313 arranged on the sliding rod 311, the preset distance is equal to the distance between two adjacent adsorption plates 316, and then the No. 2 adsorption plate is changed into the No. 1 adsorption plate, the No. 3 adsorption plate is changed into the No. 2 adsorption plate, and the No. 4 adsorption plate is changed into the No. 3 adsorption plate;
then, the sealing cover 306 is opened, the plug pin is pulled out, the original No. 1 adsorption plate is pushed out from the first position of the replacement port through the pushing body 307, a new adsorption plate is inserted into the installation shell 302 through the third position of the replacement port and is supported by the supporting unit 313 arranged on the fixed rod 312, and the new adsorption plate is the No. 4 adsorption plate;
then, the pushing body 307 is pulled back, the plug is inserted, the sealing cover 306 is closed, and meanwhile, the driving component drives the sliding rod 311 to move downwards for resetting, and the adsorption plate does not influence the downward moving process because of the inclined surface in the supporting unit 313.
Above-mentioned in-process, a plurality of adsorption plates remain the dirty degree all the time from top to bottom and decrease, and adsorption capacity increases gradually from top to bottom promptly, guarantees that the multistage adsorption mode of layer upon layer progressive that a plurality of adsorption plates constitute does not change, and the adsorption effect is better to every adsorption plate can both obtain thoroughly utilizing, and resource utilization is higher.
Further, as shown in fig. 13, the driving component includes a motor 309 installed in the outer casing 301 and a crank slider 310 disposed between an output end of the motor 309 and a sliding rod 311, specifically, the crank slider includes a rotating shaft, an axial direction of the rotating shaft is perpendicular to a side surface of the installation casing 302, which is provided with a mounting hole 308, an input end of the rotating shaft is in power connection with an output end of the motor 309 through belt transmission, an output end of the rotating shaft is provided with a crank, the sliding rod 311 is provided with a sliding rail, the sliding rail is slidingly installed with the sliding block along a direction parallel to the ground and perpendicular to an axial direction of the rotating shaft, a free end of the crank is hinged with the sliding block, and the sliding rod 311 is driven to move up or down through cooperation of the motor 309, and the crank slider is realizable in the prior art, which is not described in detail.
In this application, control valves are prior art valves, such as solenoid valves.
In the present application, the adsorption plate may be an activated carbon adsorption technique or the like.
The working principle of the utility model is as follows:
when in use, the blower 104 is started, air (namely waste gas) mixed with volatile organic matters at the periphery enters the outer cylinder shell 101 through the air inlet and is filtered by the filter element 110, and then flows to the drying device 200 through the output pipe 108, the output nozzle 109, the first connecting pipe 102, the blower 104 and the second connecting pipe 105 in sequence, and in the process, the amount of the waste gas passing through is recorded through the air flowmeter 103;
after the waste gas mixed with volatile organic compounds and subjected to dust removal flows to the condensation sheet group 213 through the second connecting pipe 105, the tank bottom and the air inlet hole, the waste gas can only flow along the spiral direction of the condensation sheet group 213 and finally is discharged through the air outlet hole 211;
the waste gas after condensation and water removal enters the installation shell 302 through the air inlet nozzle 303, is sequentially adsorbed by the plurality of adsorption plates 316, and is discharged through the air outlet nozzle 304.
In the above process, after the preset time is used, the filter core 110 is covered with dust impurities, so that the dust is not removed periodically, the dust filtering performance is affected, and the dust is removed periodically:
when the blower 104 is stopped and the first control valve 107 is opened, compressed gas continuously flows into the movable core pipe 112 through the fixed pipe 111 and continuously is discharged through the exhaust hole 114, and when the compressed gas is discharged continuously through the exhaust hole 114, the movable core pipe 112 rotates under the reaction force due to the fact that the exhaust hole 114 is tangent to the inner wall of the movable core pipe 112, the movable core pipe 112 rotates together with the cleaning strip group 113, the cleaning strip group 113 rotates to flap the filter element 110, dust impurities are loosened and shed from the filter element 110, the loosened and shed dust impurities are blown by the compressed gas and are diffused all around through the air inlet, dust removal treatment on the filter element 110 is achieved, and the dust impurities diffused all around through the air inlet are required to be finally settled to the ground and can be cleaned away by staff.
In the above process, after the preset time is used, the adsorption capacity component of the adsorption plate 316 becomes weak, and the position needs to be adjusted and a new adsorption plate needs to be inserted:
firstly, the driving part drives the sliding rod 311 to move upwards by a preset distance, the adsorption plate 316 is lifted up by a bearing unit 313 arranged on the sliding rod 311, the preset distance is equal to the distance between two adjacent adsorption plates 316, and then the No. 2 adsorption plate is changed into the No. 1 adsorption plate, the No. 3 adsorption plate is changed into the No. 2 adsorption plate, and the No. 4 adsorption plate is changed into the No. 3 adsorption plate;
then, the sealing cover 306 is opened, the plug pin is pulled out, the original No. 1 adsorption plate is pushed out from the first position of the replacement port through the pushing body 307, a new adsorption plate is inserted into the installation shell 302 through the third position of the replacement port and is supported by the supporting unit 313 arranged on the fixed rod 312, and the new adsorption plate is the No. 4 adsorption plate;
then, the pushing body 307 is pulled back, the plug is inserted, the sealing cover 306 is closed, and meanwhile, the driving component drives the sliding rod 311 to move downwards for resetting, and the adsorption plate does not influence the downward moving process because of the inclined surface in the supporting unit 313.
In the above process, the air flow meter 103 records the amount of the passing exhaust gas, the detection sensor group 207 detects the organic matters and the content in the air in a corresponding cross mode, and the air outlet nozzle 304 samples and detects the organic matters and the content in the gas discharged after the adsorption treatment, so as to obtain the volatile organic matters and the content in the environment, and the adsorption treatment performance of the treatment system.
The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.
Claims (2)
1. The utility model provides an environment volatile organic compounds observes and controls detection processing system which characterized in that: the device comprises a dust filtering device (100), a drying device (200) and an adsorption device (300), wherein the dust filtering device (100) is used for filtering and dedusting organic waste gas in the environment, a filter core (110) in the dust filtering device (100) is used for periodically removing dust, the drying device (200) is used for condensing and dewatering the dedusted waste gas, the adsorption device (300) is used for carrying out organic treatment on the dewatered waste gas by adopting an adsorption plate (316) adsorption method, the adsorption device (300) periodically enables an n+1 adsorption plate to replace the position of the n adsorption plate, a new adsorption plate is placed at the position of the original n+1 adsorption plate, the original 1 adsorption plate is taken away, n represents the position number of the adsorption plate, and the n+1 adsorption plate is the last stage adsorption plate;
the dust filtering device (100) comprises an outer cylinder shell (101), wherein the outer cylinder shell (101) is vertically arranged, an output pipe (108) is coaxially extended at the bottom end of the outer cylinder shell (101), a plurality of air inlets are formed in the outer circular surface of the outer cylinder shell (101) in an array mode along the circumferential direction, a circular ring-shaped filter core (110) is installed in the outer cylinder shell (101), the communication position of the output pipe (108) and the outer cylinder shell (101) is located in the filter core (110), an output nozzle (109) is arranged on the outer circular surface of the output pipe (108), a pipe cover is arranged at the bottom of the output nozzle, a first connecting pipe (102) is arranged at the free end of the output nozzle (109), a blower (104) is arranged at the free end of the first connecting pipe (102), a second connecting pipe (105) is arranged at the air outlet end of the blower (104), an air flowmeter (103) is arranged on the first connecting pipe (102), and the free end of the second connecting pipe (105) is communicated with the input end of the drying device (200);
the inside of the output pipe (108) is coaxially provided with a fixed pipe (111) through a bracket, the lower end of the fixed pipe (111) extends out of the output pipe (108), the upper end of the fixed pipe is coaxially rotatably provided with a movable core pipe (112), the upper end of the movable core pipe (112) is closed, the lower end of the movable core pipe is opened and communicated with the fixed pipe (111), the outer circular surface of the movable core pipe (112) is provided with a plurality of groups of cleaning strip groups (113) along the circumferential direction in an array manner, each cleaning strip group (113) consists of a plurality of cleaning strips along the axial direction of the movable core pipe (112), each cleaning strip is made of a hard rubber material, the free end of each cleaning strip is contacted with the filter core (110), the outer circular surface of the movable core pipe (112) is uniformly provided with a plurality of exhaust holes (114) at intervals, and the exhaust holes (114) are tangential with the inner wall of the movable core pipe (112);
the adsorption device (300) comprises an outer shell (301) and an adsorption mechanism arranged in the outer shell (301), the adsorption mechanism comprises an installation shell (302) with a hollow inside, an air inlet nozzle (303) and an air outlet nozzle (304) are arranged on the side face of the installation shell (302), and the air inlet nozzle (303) is communicated with the output end of the drying device (200);
mounting holes (308) are formed in two mutually parallel side faces of the mounting shell (302), and at least two mounting holes (308) in each side face are formed in the mounting shell: the first mounting hole and the second mounting hole are internally and fixedly provided with a fixed rod (312), the second mounting hole is internally and slidably provided with a sliding rod (311) along the vertical direction, one sides of the fixed rod (312) and the sliding rod (311) facing the inside of the mounting shell (302) are respectively provided with a bearing unit (313), and the outer shell (301) is internally provided with a driving component for driving the sliding rod (311) to move upwards or downwards;
a bearing hole penetrating through the thickness is formed in one side, facing the inside of the installation shell (302), of the fixing rod (312) or the sliding rod (311), a hole cover is arranged at a hole opening, facing the outside of the installation shell (302), of the bearing hole, a bearing seat (314) is slidably arranged in the bearing hole, the free end of the bearing seat (314) stretches into the installation shell (302) and is provided with an inclined plane and a plane, the distance between the inclined plane and the vertical center line of the installation shell (302) is gradually reduced from bottom to top, the plane is horizontally arranged and is positioned above the inclined plane, a spring (315) positioned between the bearing seat (314) and the hole cover is further arranged in the bearing hole, in an initial state, the adsorption plate (316) is horizontally arranged and is supported by the plane of a bearing unit (313) arranged on the fixing rod (312), and four side surfaces of the adsorption plate (316) are attached to four cavity walls of the installation shell (302) to form sliding fit;
the bearing units (313) arranged on the sliding rods (311) are flush with the bearing units (313) arranged on the fixed rods (312), a plurality of groups are arranged on the fixed rods (312) or the bearing units (313) arranged on the sliding rods (311) corresponding to the number of the adsorption plates (316), the air inlet nozzles (303) are positioned above the uppermost adsorption plates (316), and the air outlet nozzles (304) are positioned below the lowermost adsorption plates (316);
the side of installation shell (302) still is provided with change mouth (305) and is provided with the side of change mouth (305) and is provided with side mutually perpendicular of mounting hole (308), changes mouth (305) and is provided with three: the first replacement port, the second replacement port and the third replacement port are positioned on the same straight line, are respectively positioned on two side surfaces of the installation shell (302), the first replacement port is positioned above the uppermost adsorption plate (316), the distance between the first replacement port and the uppermost adsorption plate (316) is consistent with the distance between the adjacent two adsorption plates (316), and the third replacement port is flush with the lowermost adsorption plate (316).
2. The system for detecting and processing the environmental volatile organic compounds according to claim 1, wherein the system comprises: the drying device (200) comprises a detection sensor group (207) for detecting the types and contents of organic components in the dehydrated exhaust gas.
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WO1999002242A1 (en) * | 1997-07-11 | 1999-01-21 | Donaldson Company, Inc. | Adsorption apparatus and methods |
JP4241693B2 (en) * | 1999-11-26 | 2009-03-18 | メタウォーター株式会社 | Combustion exhaust gas treatment method |
DE102014015172A1 (en) * | 2014-10-10 | 2016-04-14 | Messer Group Gmbh | Device for improving the vacuum in the housing of a machine |
CN207056252U (en) * | 2017-08-04 | 2018-03-02 | 云南省玉溪市科技彩印有限公司 | A kind of composite purification adsorbent equipment of VOCs organic exhaust gas |
JP2020045884A (en) * | 2018-09-21 | 2020-03-26 | いすゞ自動車株式会社 | Exhaust gas treatment system and vehicle |
CN209934392U (en) * | 2019-04-27 | 2020-01-14 | 深圳市点金贵金属精炼有限公司 | Active carbon adsorption tower |
CN211159170U (en) * | 2019-11-08 | 2020-08-04 | 安徽绿佳环保科技有限公司 | Organic waste gas absorption box |
CN211836871U (en) * | 2019-12-24 | 2020-11-03 | 苏州特密达新材料有限公司 | A exhaust treatment device for water paint test equipment |
CN213761106U (en) * | 2020-10-10 | 2021-07-23 | 河北华睿无纺布有限公司 | Environment-friendly purification device for non-woven fabric processing workshop |
CN214319579U (en) * | 2021-01-19 | 2021-10-01 | 杭州友盛环保科技有限公司 | Chemical organic waste gas purification device |
CN112973377A (en) * | 2021-04-14 | 2021-06-18 | 杭州爱坦环保科技有限公司 | Automatic replacing device for adsorption carrier for rubber production |
CN216223500U (en) * | 2021-05-20 | 2022-04-08 | 杭州炜成环保科技有限公司 | Organic waste gas adsorbs desorption apparatus |
CN114011224A (en) * | 2021-11-09 | 2022-02-08 | 河北化工医药职业技术学院 | Environment-friendly purification device for volatile organic compound treatment and use method thereof |
CN114768447A (en) * | 2022-04-06 | 2022-07-22 | 许煜 | A retrieve clarification plant for organic waste gas handles |
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