CN113588874A

CN113588874A - Simple VOC analysis system

Info

Publication number: CN113588874A
Application number: CN202110783350.XA
Authority: CN
Inventors: 赵洋甬; 俞国军; 陈欢; 张寅龙; 金兰; 盛华杰
Original assignee: Zhejiang Yice Environment Technology Co ltd
Current assignee: Zhejiang Yice Environment Technology Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-11-02

Abstract

The invention discloses a simple VOC analysis system, which comprises a collection device 4; the collecting device 4 comprises a matching component 42 arranged in the box body 1 and used for sucking the VOC gas, a first air suction pipe 43, a second air suction pipe 45, a sealing component 44 arranged below the matching component 42 and connected to the matching component 42 and the second air suction pipe 45 and used for controlling the VOC gas to be dissolved in the organic solution, a stirring component 48 and a one-way control component 47 used for driving the stirring component 48; by arranging the sealing assembly, the organic solvent can absorb VOC gas better by increasing the internal pressure; the one-way control assembly and the stirring assembly are arranged, so that the organic solvent generates a vortex when the VOC gas is dissolved; the invention increases the collection and absorption of VOC gas by increasing the solubility of the organic solvent and the contact area of the organic solvent and the VOC gas.

Description

Simple VOC analysis system

Technical Field

The invention belongs to the technical field of environment-friendly equipment, and particularly relates to a simple VOC analysis system.

Background

VOC refers to volatile organic compounds; VOCs in the general sense are commanding organic matters; but the definition in the environmental protection meaning refers to an active volatile organic compound, namely a volatile organic compound with a melting point lower than room temperature and a boiling point between 50 and 260 ℃ under a common pressure condition, and the organic compound can generate certain harm to a human body; along with the progress of society, the popularization of material, not only can produce VOC at large-scale construction now, in daily life, the fitment can produce certain VOC waste gas even, traditional VOC collection system 4 gathers mainly through the air pump inhales the air, later make inspiratory air absorb it through the organic solvent that can absorb VOC waste gas, can be because the volume of equipment limits the area of contact of VOC waste gas and organic solvent at the absorption process, thereby can reduce absorptive speed, thereby absorptive speed can be less than inspiratory speed far away, will lead to unable fine gathering the absorption to the VOC gas.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the simple VOC analysis system capable of improving the absorption efficiency of the VOC gas.

In order to achieve the purpose, the invention adopts the following technical scheme: a simple VOC analysis system comprises a box body for monitoring and collecting VOC, an information monitoring platform, a mobile application subsystem, a current sensor, a switching value sensor, a plurality of VOC sensors and a state sensor, wherein the current sensor is arranged in the box body and used for collecting the electric energy condition of field equipment in real time; the device comprises a current sensor, a switching value sensor, a VOC sensor and a state sensor, wherein the current sensor, the switching value sensor, the VOC sensor and the state sensor are used for acquiring real-time data of field equipment and are in communication connection with a monitoring platform, a roller wheel which is arranged below a box body and used for supporting the box body to move, a suction nozzle which is arranged on the side surface of the box body and used for sucking outside VOC gas into the box body, a filter plate which is arranged on the suction nozzle and used for preventing dust from mixing in the VOC gas into the box body, an acquisition device which is arranged in the box body and used for driving the suction nozzle to acquire and process the VOC gas, a partition plate which is arranged in the box body and used for dividing the box body into two cavities, and a solution tank which is arranged in the box body and used for containing organic solution; the collecting device comprises a matching component which is arranged in the box body and used for absorbing the VOC gas, an electric telescopic rod which is arranged outside the box body and connected to the matching component and used for driving the matching component to move, a first air suction pipe which is connected to an air suction nozzle and penetrates through a partition plate and is connected to the matching component and used for conveying the gas, and a second air suction pipe which is arranged at the lower side of the matching component and used for discharging the VOC gas into the organic solution, the sealing component is arranged below the matching component and connected to the matching component and the second air suction pipe for controlling VOC gas to be dissolved in organic solution, the sealing cavity is arranged in the box body and is surrounded by the matching component and the partition plate to enable the two matching components on two sides of the partition plate to move simultaneously, the stirring component is arranged on two sides of the partition plate and used for stirring the organic solution, and the one-way control component is arranged on one side of the partition plate and used for driving the stirring component; the two matching assemblies are respectively positioned on two sides of the partition plate; the two matching assemblies are distributed on two sides of the partition plate in a high-low mode; the sealing component is arranged on the other side of the one-way control component; when the device is used, the box body can be manually pushed to move in the space, then the electric telescopic rod drives the matching component below to move upwards, and because the cavity is sealed, therefore, the upper matching component on the other side can be driven to move downwards, the air is sucked by the upward moving matching component through the suction nozzle, the air enters the box body along the first suction pipe, then the VOC gas is compressed by the upward and downward moving matching component, so that the pressure on one side of the partition plate is increased, thereby enabling the VOC gas to be dissolved in the organic solution, then when the matching component moves downwards, the matching component can drive the stirring component to rotate through the one-way control component, the organic solution is stirred at the two sides of the partition plate by the stirring component, and then the second air suction pipe is driven to move downwards by the matching component; the two sealed cavities are cut from the inner part of the box body through the partition plate, so that the VOC gas can be continuously sucked in along the first air suction pipe under the action of the matching component by the air suction nozzle, the gas suction speed is improved, the collection efficiency is improved, then the dust can be blocked by the filter plate, the dust is prevented from entering the organic solution and being blocked by the air suction nozzle to influence the collection efficiency, then the downward movement of the matching component can compress the gas, the pressure can be increased, the solubility of the organic solution is increased, the VOC gas can be better dissolved in the organic solution, the absorption degree of the organic solution is improved, then the gas can be directly discharged into the organic solution along the second air suction pipe, the VOC gas can be better dissolved, and then the stirring component can stir the organic solvent under the action of the one-way control component, can make gaseous more and organic solvent of VOC contact through the stirring, increased area of contact between them to improve organic solvent and to the absorption degree of VOC gas, better messenger's the gaseous VOC who gathers dissolves in organic solvent.

Specifically, the number of the matching assemblies is two; the matching assembly comprises a first plate, a first rod, a second plate, a third plate, an air storage cavity and a first spring, wherein the first plate is arranged in a sealed cavity formed by the box body and the partition plate in a sliding mode; the second plate in the matching component connected with the electric telescopic rod is directly connected with the electric telescopic rod; the first air suction pipe is communicated with the air suction nozzle; the first air suction pipe is fixedly connected with the two third plates; the first air suction pipe and the third plate are connected through a first telescopic pipe and a second telescopic pipe; a plurality of first vent holes are formed in the first air suction pipe; four groups of first vent holes are uniformly distributed on two sides of the partition plate respectively; the second air suction pipe is communicated with the air storage cavity; the second air suction pipe is connected to the third plate; the second air suction pipe is provided with a third telescopic pipe which is positioned above the liquid level and below the liquid level; the sealing assembly is used for controlling the opening and closing of the third vent hole and the first vent hole; the first vent hole and the third vent hole which are positioned at the lower matching component position are both in an open state; the first vent hole and the third vent hole which are positioned at the upper matching component position are in a closed state; liquid water is put in the sealed cavity; the third plate in the matching assembly connected with the first plate and the electric telescopic rod enables the sealing cavity to be in a sealing state; when electric telescopic handle drives second plate upward movement, can drive the first plate of opposite side through sealed chamber, make first plate and first member act as electric telescopic handle's effect, make second plate and the third plate synchronous motion of division board both sides, one on one, the cooperation subassembly that upwards carries on the motion can utilize the second breathing pipe earlier to make the inside gas filling of gas storage chamber, later utilize gas storage chamber and first breathing pipe, inhale gas, during later the downstream, utilize the gas direct discharge organic solution in the fourth control structure of second plate earlier, make gaseous can be better dissolve, later can improve the pressure of division board one side under the effect of third plate, further improve the efficiency of gaseous solution in organic solvent.

The sealing assembly comprises two first clamping blocks fixedly arranged on a first air suction pipe, a first sealing element arranged on the first air suction pipe in a sliding mode and used for controlling the opening and closing of a first vent hole, a first control structure arranged above the first sealing element and used for driving the first sealing element, a second control structure arranged below a third plate and connected to the first control structure and used for enabling the opening and closing of the first vent hole and the up-and-down movement of the third plate to be matched with each other, a third control structure arranged on two sides of a partition plate and connected to the first sealing element on the other side and used for controlling the opening and closing of the first vent hole on the other side, and a connecting rod connected to the second control structure and the third control structure and used for driving the third control structure; the second air suction pipe is also provided with a pressure lever for controlling the opening and closing states of the third vent hole and a fourth control structure which is connected with the first control structure and is used for driving the pressure lever; when the third plate rises, the third vent hole and the first vent hole are in an open state; when the third plate is in a descending state, the third vent hole and the first vent hole are in a closed state; the third plate rises and to inhale the gas in the outside, the third plate of division board opposite side can push down the air, the motion of both sides can make the suction nozzle continuation always gather the air into, later increased the collection speed to the air, later when the third plate rises, first air vent is opened, can be better gather the air, the third plate descends, first air vent is closed, the messenger's internal pressure that can be better increases, better assurance gather the gaseous volume of VOC and the gaseous solution efficiency of VOC.

Specifically, the first control structure comprises a fourth plate fixedly arranged above the first sealing element, a first connecting rod hinged to the fourth plate and used for controlling the fourth plate to drive the first sealing element to slide, a second rod hinged to the first connecting rod and matched with the second control structure, a first sliding block hinged to the second rod, a second sliding block fixedly arranged below the first sliding block, a sliding plate slidably arranged on the second sliding block, and a second spring arranged between the sliding plate and the first sliding block; the second control structure comprises a first clamping plate and a second clamping plate which are fixedly arranged below the third plate, a first sliding groove which is arranged on the first clamping plate and used for enabling the second sliding block to slide for guiding, a second sliding groove and a third sliding groove which are arranged in the second clamping plate, a toothed plate which is arranged on the second sliding groove and the third sliding groove in a sliding manner, and a fillet which is arranged on the toothed plate; the first sliding block is arranged between the first clamping plate and the second clamping plate in a sliding manner; the second clamping plate is clamped between the two round corners; the second sliding block is connected to the first sliding groove in a sliding mode; the sliding plate is abutted against the first clamping plate; when the third plate moves upwards, the second sliding block slides in the first sliding groove, the first sliding block continuously drives the second rod piece to move upwards and downwards, so that the second rod piece cannot be clamped by a round corner, the first sealing piece cannot be driven to move when the third plate moves upwards, the first vent hole is better ensured to be in an open state, the third plate moves downwards, the first sealing piece cannot be blocked by the first clamping block, then the first vent hole can be closed at the first time under the action of the second spring, namely the first sealing piece moves at the first time, the first sealing piece impacts the first clamping block to stop moving after the first vent hole is closed, then the first control structure and the second control structure return to the original positions by utilizing the matching of the first control structure and the second control structure, and therefore the first vent hole is opened when the third plate moves upwards, the gas is sucked in, the third plate moves downwards, and the first vent hole is closed at the first time, so that the gas can be discharged into the organic solution directly and pressurized.

Specifically, the third control structure is arranged at a position on the other side of the partition plate without the second control structure; the third control structure comprises a first rack fixed on the connecting rod, a gear meshed with the first rack, a second rack meshed with the gear and fixedly arranged on the first sealing element and used for driving the first sealing element to move, a second rotating shaft fixedly arranged on the gear, a fifth plate fixedly arranged on the partition plate and rotatably connected with the second rotating shaft and used for supporting the gear, a sixth plate fixedly arranged below the first sealing element, a second connecting rod hinged to the sixth plate, a third connecting rod hinged to the second connecting rod, and a second sealing element fixed on the third connecting rod and slidably arranged on the second air suction pipe and used for blocking a third vent hole; the movement of the two sides of the partition plate is completely connected, so that the movement of the two sides is better ensured while the movement of the two sides is carried out, and the movement of the two sides is carried out one on the other, thereby the VOC gas can be better collected in a continuous mode, and the dissolving efficiency of the VOC gas can be better ensured.

The one-way control assembly comprises a first support fixedly arranged below the third plate, a thread block fixedly arranged below the first support, two first guide rods arranged in the thread block in a sliding mode and used for driving the stirring assembly to move, four second guide rods fixedly arranged on the inner wall of the box body and on the roller, four first guide plates arranged on the stirring assembly in a sliding mode and connected to the first guide rods in a sliding mode and used for enabling the first guide rods to slide up and down and transversely, a second guide plate fixedly arranged on one of the first guide rods and fixed to the first sealing element, a one-way control assembly fixedly arranged on the first guide rods and matched with the second guide plates in a sliding mode, and a synchronous movement structure connected to the two first guide plates and used for controlling the two first guide rods to move synchronously; the two first guide plates are connected with a first guide rod; the one-way control assembly is arranged on one side without the second control structure on the side without the partition plate; the synchronous movement structure comprises two eighth connecting rods hinged to the first guide plate, a third guide plate hinged to the two eighth connecting rods, and a third guide rod fixed on the box body and connected with the third guide plate in a sliding mode for controlling the first guide plate to move synchronously; the stirring assembly comprises a first rotating shaft in threaded fit with the first guide rod, a plurality of stirring blades arranged on the first rotating shaft, a conveying belt arranged below the first rotating shaft, and belt pulleys connected with the two conveying belts and used for enabling the two first rotating shafts to synchronously rotate; the two first guide rods are paired together to form a thread; the first rotating shaft is driven to rotate by the up-and-down movement of the third plate, then the organic solution is stirred by the stirring blades, the contact area of gas and the organic solvent is increased, so that the dissolving efficiency is improved, then the first vent hole is closed by the down movement of the third plate, the first vent hole which moves upwards is opened at the first time, namely the first sealing element moves, so that the gas storage cavity is driven to move by the down movement of the third plate at the first time, the two first guide rods are separated, then the third plate moves upwards, the two first guide rods are separated by the gas storage cavity at the first time, so that the first guide rods can drive the first rotating shaft to rotate together, and the first rotating shaft can be driven to rotate unidirectionally by the up-and-down movement of the third plate, so that the unidirectional stirring of the first rotating shaft can be utilized, the low-density organic solvent with low viscosity generates vortex, further increasing the contact area between the gas and the organic solvent, thereby further improving the efficiency of absorbing the VOC gas by the organic solvent.

In conclusion, the sealing assembly and the sealing cavity are arranged, so that the interior of the box body is divided into two parts which can work simultaneously, the VOC gas can be continuously treated, and the acquisition rate is increased; meanwhile, the organic solvent can better absorb the VOC gas through increasing the internal pressure, so that the absorption efficiency of the VOC gas is increased; the one-way control assembly and the stirring assembly are arranged, so that the organic solvent generates vortex when the VOC gas is dissolved, and the efficiency of dissolving the VOC gas by the organic solvent is further improved.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is an enlarged view of A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of B of FIG. 1 in accordance with the present invention;

FIG. 4 is an enlarged view of C of FIG. 1 in accordance with the present invention;

FIG. 5 is an enlarged view of D of FIG. 1 in accordance with the present invention;

FIG. 6 is a schematic structural view of a second rack according to the present invention;

FIG. 7 is a schematic structural diagram of a third control structure according to the present invention;

FIG. 8 is a schematic view of a second suction duct according to the present invention;

FIG. 9 is a schematic structural view of the present invention;

FIG. 10 is a schematic view of the seal assembly of the present invention;

FIG. 11 is a schematic structural diagram of a first control structure according to the present invention;

FIG. 12 is a schematic structural diagram of a second control structure according to the present invention;

FIG. 13 is a schematic structural diagram of a second slider according to the present invention;

FIG. 14 is a schematic view of the structure of the sliding plate according to the present invention;

FIG. 15 is a schematic structural view of a unidirectional control assembly of the present invention;

FIG. 16 is a schematic view of a first guide bar according to the present invention;

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

As shown in fig. 1 to 16, a simple VOC analysis system includes a box 1 for monitoring and collecting VOC, an information monitoring platform, a mobile application subsystem, a current sensor disposed inside the box 1 for collecting the electric energy status of the field device in real time, a switching value sensor for collecting the switching state of each field device, a plurality of VOC sensors for collecting the VOC concentration of the organic waste gas discharged from the field device, and a state sensor capable of collecting the operating parameters of the field device; the device comprises a current sensor, a switching value sensor, a VOC sensor and a state sensor, wherein the VOC sensor and the state sensor are used for acquiring real-time data of field equipment and are in communication connection with a monitoring platform, a roller 2 which is arranged below a box body 1 and used for supporting the box body 1 to move, a suction nozzle 3 which is arranged on the side surface of the box body 1 and used for sucking outside VOC gas into the box body 1, a filter plate 31 which is arranged on the suction nozzle 3 and used for preventing dust from mixing in the VOC gas entering the box body 1, an acquisition device 4 which is arranged inside the box body 1 and used for driving the suction nozzle 3 to acquire and process the VOC gas, a partition plate 12 which is arranged inside the box body 1 and used for dividing the box body 1 into two cavities, and a solution tank 11 which is arranged inside the box body 1 and used for containing organic solution; the collecting device 4 comprises a matching component 42 arranged inside the box body 1 and used for sucking the VOC gas, an electric telescopic rod 41 arranged outside the box body 1 and connected to the matching component 42 and used for driving the matching component 42 to move, a first air suction pipe 43 connected to the air suction nozzle 3 and penetrating through the partition plate 12 and connected to the matching component 42 and used for conveying the gas, a second air suction pipe 45 arranged below the matching component 42 and used for discharging the VOC gas into the organic solution, a sealing component 44 arranged below the matching component 42 and connected to the matching component 42 and the second air suction pipe 45 and used for controlling the VOC gas to be dissolved in the organic solution, a sealing cavity 46 which is arranged inside the box body 1 and is enclosed by the matching component 42 and the partition plate 12 and used for enabling the two matching components 42 on the two sides of the partition plate 12 to move simultaneously, stirring components 48 arranged on the two sides of the partition plate 12 and used for stirring the organic solution, A one-way control component 47 arranged on one side of the partition plate 12 and used for driving a stirring component 48; two of the matching assemblies 42 are respectively positioned at two sides of the partition plate 12; the two matching assemblies 42 are distributed on two sides of the partition plate 12 in a high-low mode; the sealing assembly 44 is arranged on the other side of the one-way control assembly 47; the monitoring platform comprises a database and a display component for displaying the on-site monitoring information of the enterprise, wherein the database is internally provided with a data storage module for establishing an enterprise pollution discharge model based on big data analysis, a pollution treatment statistical module for recording the operation condition of the enterprise pollution treatment equipment, a pollution production statistical module for recording the production condition of the enterprise, a pollution discharge statistical module for counting the current situation of the enterprise pollution discharge and a data analysis module for analyzing the real-time data of the on-site equipment in real time; the display component is in communication connection with the data analysis module; the box body 1 uploads real-time data of field equipment to the data analysis module, the data analysis module establishes an enterprise pollution discharge model and stores the model in the data storage module, and the operation condition of the enterprise pollution control equipment, the production condition of the enterprise and the current situation of the enterprise pollution discharge are analyzed; the mobile application subsystem 4 comprises mobile equipment which is linked to a data display module based on a network communication protocol, and the data display module is provided with an overview interface which can check the pollution production, pollution control and pollution discharge records of the field equipment of the enterprise in real time; the analysis system carries out sewage production, sewage treatment, pollution discharge and whole process monitoring on the process flow;

when the device is used, the box body 1 can be manually pushed to move in the space, then the electric telescopic rod 41 drives the matching component 42 below to move upwards, and because the sealing cavity 46 is sealed, so that the upper engaging member 42 of the other side is moved downward, the air is sucked by the suction nozzle 3 through the upward moving engaging member 42, and the air enters the inside of the cabinet 1 through the first suction pipe 43, and then the VOC gas is compressed by the upper downward moving engaging member 42, so that the pressure of one side of the partition plate 12 is increased, thereby dissolving the VOC gas in the organic solution, and then, as the mating component 42 moves downward, the engaging member 42 rotates the stirring member 48 through the one-way control member 47, so that the organic solution is stirred by the stirring assembly 48 on both sides of the partition plate 12, and then the second suction pipe 45 is moved downward by the matching assembly 42.

Specifically, there are two of the fitting assemblies 42; the matching assembly 42 comprises a first plate 421 slidably arranged in a sealed cavity 46 formed by the box body 1 and the partition plate 12, a first rod 422 fixedly arranged below the first plate 421, a second plate 423 fixedly arranged below the first rod 422, a third plate 426 slidably arranged below the second plate 423 and slidably connected with the sealed cavity 46 formed by the box body 1 and the partition plate 12 for sucking and compressing gas, a gas storage cavity 424 fixedly arranged above the third plate 426 and slidably connected with the second plate 423, and a first spring 425 arranged between the third plate 426 and the second plate 423; the second plate 423 of the matching component 42 connected with the electric telescopic rod 41 is directly connected with the electric telescopic rod 41; the first air suction pipe 43 is communicated with the air suction nozzle 3; the first air suction pipe 43 is fixedly connected to the two third plates 426; the first suction duct 43 and the third plate 426 are connected by a first telescopic duct 432 and a second telescopic duct 433; a plurality of first vent holes 431 are formed in the first air suction pipe 43; four groups of first vent holes 431 are respectively and uniformly distributed on two sides of the partition plate 12; the second air suction pipe 45 is communicated with the air storage cavity 424; the second air suction pipe 45 is connected to a third plate 426; a third extension pipe 453 positioned above the liquid level and below the liquid level is arranged on the second air suction pipe 45; the sealing assembly 44 is used for controlling the opening and closing of the third vent hole 452 and the first vent hole 431; the first air vent 431 and the third air vent 452 at the lower position of the matching component 42 are both in an open state; the first and

third air vents

431 and 452 in the upper mating assembly 42 position are in a closed state; the sealed cavity 46 is filled with liquid water; the sealed chamber 46 is sealed by the third plate 426 in the first plate 421 and the mating block 42 connected to the electric telescopic rod 41.

Specifically, the sealing assembly 44 includes two first positioning blocks 441 fixedly disposed on the first air suction pipe 43, a first sealing member 442 slidably disposed on the first air suction pipe 43 for controlling the opening and closing of the first air vent 431, a first control structure 443 disposed above the first sealing member 442 for driving the first sealing member 442, a second control structure 444 disposed below the third plate 426 and connected to the first control structure 443 for matching the opening and closing of the first air vent 431 with the up-and-down movement of the third plate 426, a third control structure 446 disposed on two sides of the partition plate 12 and connected to the first sealing member 442 on the other side for controlling the opening and closing of the first air vent 431 on the other side, and a connecting rod 445 connected to the second control structure 444 and the third control structure 446 for driving the third control structure 446; the second air suction pipe 45 is further provided with a pressing rod 471 for controlling the opening and closing states of the third vent hole 452 and a fourth control structure 455 connected to the first control structure 443 and used for driving the pressing rod 471; when the third plate 426 ascends, the third vent hole 452 and the first vent hole 431 are in an open state; the third venting hole 452 and the first venting hole 431 are in a closed state when the third plate 426 is lowered.

Specifically, the first control structure 443 includes a fourth plate 4431 fixedly disposed above the first sealing element 442, a first link 4432 hinged to the fourth plate 4431 for controlling the fourth plate 4431 to drive the first sealing element 442 to slide, a second lever 4433 hinged to the first link 4432 and engaged with the second control structure 444, a first slide block 4434 hinged to the second lever 4433, a second slide block 4435 fixedly disposed below the first slide block 4434, a slide plate 4436 slidably disposed on the second slide block 4435, and a second spring 4437 disposed between the slide plate 4436 and the first slide block 4434; the second control structure 444 comprises a first blocking plate 4441 and a second blocking plate 4443 which are fixedly arranged below the third plate 426, a first sliding groove 4442 which is arranged on the first blocking plate 4441 and is used for guiding the second sliding block 4435 in a sliding manner, a second sliding groove 4444 and a third sliding groove 4445 which are arranged inside the second blocking plate 4443, a toothed plate 4446 which is arranged on the second sliding groove 4444 and the third sliding groove 4445 in a sliding manner, and a round angle 4447 which is arranged on the toothed plate 4446; the first sliding block 4434 is slidably disposed between the first and second position-

locking plates

4441 and 4443; the second clamping plate 4443 is clamped between the two round corners 4447; the second sliding block 4435 is slidably connected to the first sliding groove 4442; the sliding plate 4436 abuts against the first blocking plate 4441.

Specifically, the third control structure 446 is arranged at the other side of the partition plate 12 without the second control structure 444; the third control structure 446 includes a first rack 4461 fixed to the connecting rod 445, a gear 4462 engaged with the first rack 4461, a second rack 4465 engaged with the gear 4462 and fixedly disposed on the first sealing member 442 for driving the first sealing member 442 to move, a second rotating shaft 4464 fixedly disposed on the gear 4462, a fifth plate 4463 fixedly disposed on the partition plate 12 and rotatably connected with the second rotating shaft 4464 for supporting the gear 4462, a sixth plate 4466 fixedly disposed below the first sealing member 442, a second connecting rod 4467 hinged to the sixth plate 4466, a third connecting rod 4468 hinged to the second connecting rod 4467, and a second sealing member 4469 fixed to the third connecting rod 4468 and slidably disposed on the second suction pipe 45 for blocking the third vent hole 452.

Specifically, the one-way control assembly 47 includes a first bracket 472 fixedly disposed below the third plate 426, a screw block 473 fixedly disposed below the first bracket 472, two first guide rods 474 slidably disposed in the screw block 473 for driving the stirring assembly 48 to move, four second guide rods 476 fixedly disposed on the inner wall of the case 1 and on the roller 2, four first guide plates 475 slidably disposed on the agitating member 485 and slidably coupled to the first guide rods 474 to allow the first guide rods 474 to slide up and down and laterally, a second guide plate 477 fixedly disposed on one of the first guide rods 474 and fixed to the first sealing member 442, a one-way control member 477 fixedly disposed on the first guide rods 474 and slidably engaged with the second guide plate 477, and a synchronous moving structure 478 coupled to the two first guide plates 475 to control the two first guide rods 474 to move synchronously; the two first guide plates 475 are connected to one first guide rod 474; the one-way control assembly 47 is disposed on the side of the partition plate 12 that is free of the second control structure 444; the synchronous moving structure 478 comprises two eighth connecting rods 4781 hinged to the first guide plate 475, a third guide plate 4782 hinged to the two eighth connecting rods 4781, and a third guide rod 4783 fixed on the box body 1 and slidably connected with the third guide plate 4782 for controlling the first guide plate 475 to move synchronously; the stirring assembly 48 includes a first rotating shaft 481 screw-engaged with the first guide bar 474, a plurality of stirring blades 482 provided on the first rotating shaft 481, a conveyor belt 483 provided below the first rotating shaft 481, and a pulley 484 connected to the two conveyor belts 483 to rotate the two first rotating shafts 481 in synchronization; the two first guide rods 474 paired together form a screw thread.

The specific working process of the invention is as follows: for better description of the work flow, in the following description, the elements of the figure box 1 located to the left of the partition plate 12 will be specifically described on the left side, and the elements of the figure box 1 located to the right of the partition plate 12 will be specifically described on the right side, the left side and the right side being distinguished according to the figure box 1;

when the device is used, the box body 1 can be manually pushed, the position is changed, then the electric telescopic rod 41 on the right side drives the second plate 423 to move upwards, the cavity between the second plate 423 and the third plate 426 is increased, air is sucked in through the third vent hole 452 on the second air suction pipe 45, so that the air storage cavity 424 is filled with air, then the second plate 423 continues to move upwards, the second plate 423 drives the air storage cavity 424 to move upwards, the air storage cavity 424 drives the third plate 426 to move upwards, then the third plate 426 upwards stretches the first air suction pipe 43 through the second telescopic pipe 433, then the first air suction pipe 43 is fixed on the third plate 426, then outside air is sucked in along the first air suction pipe 43 under the action of the air suction nozzle 3, and then the outside air comes out of the first vent hole 431 and enters the inside of the box body 1, the VOC gas reacts with the organic solvent, and then the second plate 423 at the left side of the partition plate 12 moves downward in the air reservoir 424, and the downward movement of the second plate 423 causes the air in the air reservoir 424 to be discharged outward at the third extension pipe 453, and then directly discharged into the organic solvent from the third extension pipe 453, the third plate member 426 of the left and right sides of the partition plate 12 repeats the above up-and-down reciprocating movement continuously, so that when the left side moves down, the right side moves up, so that one side of the device is always in a suction state, and the device can continuously work, and then the downward movement of the left third plate 426 will drive the first bracket 472 to move downward, the first bracket 472 will drive the screw block 473 to move together, and then the downward movement of the first guide rod 474 in the screw block 473 will be driven by the screw block 473;

when the third plate 426 moves upward, the second control structure 444 is driven to move upward, then the second rod 4433 has a tendency to move upward, the second rod 4433 drives the first rod 4432 to move, the first rod 4432 drives the fourth plate 4431 and then the fourth plate 4431 drives the first sealing element 442 to move leftward, since the left side of the first sealing element 442 is blocked by the first catch block 441, the first sealing element 442 cannot move leftward, at this time, the second rod 4433 drives the first sliding block 4434 and the second sliding block 4435 to move rightward in the first sliding slot 4442, the second rod 4433 is continuously contacted with the rounded corner 4447, and then the second spring 4437 is continuously compressed, so that the second rod 4433 can pass through the rounded corner 4447, the position of the first sealing element 442 at the leftmost end does not change, and thus when the third plate 426 moves upward, the first vent hole 431 and the third vent hole 452 are filled in an open state, then the third plate 426 reaches the uppermost end, the second plate 423 starts to move downwards, the second plate 423 pushes the air in the air storage cavity 424 outwards first, the specific pushing-out process is that the second plate 423 moves downwards, the third plate 426 is driven to move downwards by the first spring 425, the second control structure 444 is driven to move downwards by the downward movement of the third plate 426, the fillet 4447 moves downwards to drive the second rod 4433 to move downwards, so that the second rod 4433 drives the fourth plate 4431 to move towards the right side by the first connecting rod 4432, the fourth plate 4431 drives the first sealing element 442 to block the first vent hole 431, then the first sealing element 442 drives the connecting rod 445 and the fourth connecting rod 4541 to move downwards during movement, the fourth connecting rod 4541 drives the sixth connecting rod 4543 to move upwards by the fifth connecting rod 4542, so that the sixth link 4543 drives the compression bar 471 to move in an upward direction through the seventh link 4544, the upward movement of the compression bar 471 blocks the third vent hole 452, then the third vent hole 452 and the first vent hole 431 are blocked, at this time, the second plate 423 continues to move downward, since the second rod 4433 is blocked by the round angle 4447, the second plate 423 compresses the first spring 425, then the second plate 423 slides in the air storage chamber 424, the air in the air storage chamber 424 is blown out at the third telescopic tube 453, so that the air in the air storage chamber 424 is directly blown into the organic solvent, thereby the VOC gas is directly absorbed in the organic solvent, then the second plate 423 drives the third plate 426 to move downward, the downward movement of the third plate 426 drives the first sealing element 442 to move rightward through the round angle 4447 and the second rod 4433 via the first link 4432, the first sealing element 442 is clamped by the first clamping block 441, so that the second rod 4433 continuously moves up and down under the action of the round angle 4447, so that the movement can be performed normally, then the third plate 426 reaches the lowest end, the first sealing element 442 is at the rightmost end, and the third plate 426 moves upwards to cause the first sealing element 442 to move leftwards, and so on;

since the same movement is performed on the left and right sides of the partition board 12, the connecting rod 445 on the left side of the partition board 12 drives the first rack 4461 to move, and then the first rack 4461 drives the gear 4462 to rotate, and the gear 4462 drives the second rack 4465 to move to the right, so that the third plate 426 on the right side moves upwards, the third plate 426 on the left side moves downwards, and the third plate 426 on the right side moves to the uppermost side, and drives the first sealing member 442 on the right side to move leftwards, so as to block the first vent hole 431, so that the third plate 426 on the left side moves downwards to the lowermost end, and the first sealing member 442 on the left side moves rightwards, so that the first vent hole 431 on the left side is opened, and then the first sealing member 442 on the left side drives the sixth plate 4466 to move, the sixth plate 4466 drives the second connecting rod 4467 to move, and the second connecting rod 4467 drives the third connecting rod 4468 to move upwards, then the third connecting rod 4468 drives the second sealing element 4469 to move upwards, so that the left third vent hole 452 is also opened, thereby realizing the same movement principle on both sides; since the first bracket 472 is driven to move downwards by the downward movement of the left third plate 426, the screw block 473 is driven by the first bracket 472 to move downwards, the left first sealing member 442 is driven to be at the leftmost position by the downward movement of the left third plate 426, so that the second guide plate 477 is at the leftmost position, the two first guide rods 474 are aligned together, then the screw block 473 drives the first guide rod 474 to move downwards, so that the first guide rod 474 drives the first rotating shaft 481 to rotate, then the third plate 426 is driven to move upwards at the lowermost end, so that the screw block 473 is driven to move upwards, at this time, the first sealing member 442 is driven to the rightmost end, so that the second guide plate 477 is driven to move rightwards, so that the suction nozzle 3 of one of the second ventilation holes 451 is driven to move rightwards, and then the first guide plate 475 also moves together, the first guide plate 475 slides the third guide plate 4782 on the third guide bar 4783 under the action of the eighth link 4781, so that the first guide bars 474 on both sides move towards both sides simultaneously, that is, the one-way rotation of the first rotating shaft 481 is realized, the first rotating shaft 481 rotates to stir the organic solvent through the stirring blades 482, then the first rotating shaft 481 drives the conveying belt 483 to rotate, the conveying belt 483 on the right side is driven to rotate through the belt pulley 484, and the first rotating shaft 481 on the right side also drives the first rotating shaft 481 to rotate.

It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Claims

1. A simple VOC analysis system comprises a box body (1) for monitoring and collecting VOC, an information monitoring platform, a mobile application subsystem, a current sensor, a switching value sensor, a plurality of VOC sensors and a state sensor, wherein the current sensor is arranged in the box body (1) and used for collecting the electric energy condition of field equipment in real time; the device comprises a current sensor, a switching value sensor, a VOC sensor and a state sensor, wherein the VOC sensor and the state sensor are used for acquiring real-time data of field equipment and are in communication connection with a monitoring platform, a roller (2) which is arranged below a box body (1) and used for supporting the box body (1) to move, a suction nozzle (3) which is arranged on the side surface of the box body (1) and used for sucking outside VOC gas into the box body (1), a filter plate (31) which is arranged on the suction nozzle (3) and used for preventing dust from mixing in the VOC gas entering the box body (1), an acquisition device (4) which is arranged in the box body (1) and used for driving the suction nozzle (3) to acquire and process the VOC gas, a partition plate (12) which is arranged in the box body (1) and used for dividing the box body (1) into two cavities, and a solution tank (11) which is arranged in the box body (1) and used for containing organic solution; the method is characterized in that: the collecting device (4) comprises a matching component (42) arranged in the box body (1) and used for absorbing VOC gas, an electric telescopic rod (41) arranged on the outer side of the box body (1) and connected to the matching component (42) and used for driving the matching component (42) to move, a first air suction pipe (43) connected to the air suction nozzle (3) and penetrating through the partition plate (12) and connected to the matching component (42) and used for conveying the gas, a second air suction pipe (45) arranged on the lower side of the matching component (42) and used for discharging the VOC gas into organic solution, a sealing component (44) arranged below the matching component (42) and connected to the matching component (42) and the second air suction pipe (45) and used for controlling the VOC gas to be dissolved in the organic solution, and a sealing cavity (46) arranged in the box body (1) and surrounded by the matching component (42) and the partition plate (12) and used for enabling the two matching components (42) on the two sides of the partition plate (12) to move simultaneously, The stirring assembly (48) is arranged on two sides of the partition plate (12) and used for stirring the organic solution, and the one-way control assembly (47) is arranged on one side of the partition plate (12) and used for driving the stirring assembly (48); the two matching components (42) are respectively positioned at two sides of the partition plate (12); the two matching assemblies (42) are distributed on two sides of the partition plate (12) in a high-low mode; the sealing assembly (44) is arranged on the other side of the one-way control assembly (47).

2. The VOC simplified analysis system according to claim 1, wherein: two of the mating assemblies (42); the matching assembly (42) comprises a first plate (421) arranged in a sealing cavity (46) formed by the box body (1) and the partition plate (12) in a sliding mode, a first rod piece (422) fixedly arranged below the first plate (421), a second plate (423) fixedly arranged below the first rod piece (422), a third plate (426) arranged below the second plate (423) in a sliding mode and connected with the sealing cavity (46) formed by the box body (1) and the partition plate (12) in a sliding mode and used for sucking and compressing gas, a gas storage cavity (424) fixedly arranged above the third plate (426) and connected with the second plate (423) in a sliding mode, and a first spring (425) arranged between the third plate (426) and the second plate (423); the second plate (423) of the matching component (42) connected with the electric telescopic rod (41) is directly connected with the electric telescopic rod (41); the first air suction pipe (43) is communicated with the air suction nozzle (3); the first air suction pipe (43) is fixedly connected with the two third plate pieces (426); the first air suction pipe (43) and the third plate (426) are connected through a first telescopic pipe (432) and a second telescopic pipe (433); a plurality of first vent holes (431) are formed in the first air suction pipe (43); four groups of first vent holes (431) are respectively and uniformly distributed on two sides of the partition plate (12); the second air suction pipe (45) is communicated with the air storage cavity (424); the second air suction pipe (45) is connected to a third plate (426); a third telescopic pipe (453) which is positioned above the liquid level and below the liquid level is arranged on the second air suction pipe (45); the sealing assembly (44) is used for controlling the opening and closing of the third vent hole (452) and the first vent hole (431); the first vent hole (431) and the third vent hole (452) at the lower position of the matching component (42) are both in an open state; the first air vent hole (431) and the third air vent hole (452) at the upper position of the matching component (42) are in a closed state; liquid water is put in the sealed cavity (46); the sealed chamber (46) is kept in a sealed state by a third plate (426) in the first plate (421) and a matching assembly (42) connected with the electric telescopic rod (41).

3. A VOC simple analysis system according to claim 2, wherein: the sealing assembly (44) comprises two first clamping blocks (441) fixedly arranged on the first air suction pipe (43), a first sealing element (442) which is arranged on the first air suction pipe (43) in a sliding way and used for controlling the opening and closing of the first vent hole (431), and a first control structure (443) which is arranged above the first sealing element (442) and used for driving the first sealing element (442), a second control structure (444) which is arranged below the third plate (426) and connected to the first control structure (443) and is used for mutually matching the opening and closing of the first vent hole (431) and the up-and-down movement of the third plate (426), a third control structure (446) which is arranged on two sides of the partition plate (12) and is connected to the first sealing member (442) of the other side and is used for controlling the opening and closing of the first vent hole (431) of the other side, and a connecting rod (445) which is connected to the second control structure (444) and the third control structure (446) and is used for driving the third control structure (446); the second air suction pipe (45) is also provided with a pressure lever (471) for controlling the opening and closing states of the third vent hole (452) and a fourth control structure (455) connected to the first control structure (443) and used for driving the pressure lever (471); when the third plate (426) ascends, the third vent hole (452) and the first vent hole (431) are in an open state; the third ventilation hole (452) and the first ventilation hole (431) are in a closed state when the third plate (426) is lowered.

4. A VOC simple analysis system according to claim 3, wherein: the first control structure (443) comprises a fourth plate (4431) fixedly arranged above the first sealing element (442), a first connecting rod (4432) hinged to the fourth plate (4431) and used for controlling the fourth plate (4431) to drive the first sealing element (442) to slide, a second rod (4433) hinged to the first connecting rod (4432) and matched with the second control structure (444), a first sliding block (4434) hinged to the second rod (4433), a second sliding block (4435) fixedly arranged below the first sliding block (4434), a sliding plate (4436) slidably arranged on the second sliding block (4435), and a second spring (4437) arranged between the sliding plate (4436) and the first sliding block (4434); the second control structure (444) comprises a first clamping plate (4441) and a second clamping plate (4443) which are fixedly arranged below the third plate (426), a first sliding groove (4442) which is arranged on the first clamping plate (4441) and used for guiding the second sliding block (4435) in a sliding manner, a second sliding groove (4444) and a third sliding groove (4445) which are arranged in the second clamping plate (4443), a toothed plate (4446) which is arranged on the second sliding groove (4444) and the third sliding groove (4445) in a sliding manner, and a round angle (4447) which is arranged on the toothed plate (4446); the first sliding block (4434) is arranged between the first clamping plate (4441) and the second clamping plate (4443) in a sliding manner; the second clamping plate (4443) is clamped between the two round corners (4447); the second sliding block (4435) is connected with the first sliding groove (4442) in a sliding manner; the sliding plate (4436) abuts against the first blocking plate (4441).

5. A VOC simple analysis system according to claim 3, wherein: the third control structure (446) is arranged at the position which is positioned at the other side of the partition plate (12) and is not provided with the second control structure (444); the third control structure (446) comprises a first rack (4461) fixed on the connecting rod (445), a gear (4462) meshed with the first rack (4461), a second rack (4465) meshed with the gear (4462) and fixedly arranged on the first sealing piece (442) and used for driving the first sealing piece (442) to move, a second rotating shaft (4464) fixedly arranged on the gear (4462), and a fifth plate (4463) fixedly arranged on the partition plate (12) and rotatably connected with the second rotating shaft (4464) and used for supporting the gear (4462), the air suction pipe comprises a sixth plate (4466) fixedly arranged below the first sealing piece (442), a second connecting rod (4467) hinged to the sixth plate (4466), a third connecting rod (4468) hinged to the second connecting rod (4467), and a second sealing piece (4469) fixed on the third connecting rod (4468) and arranged on the second air suction pipe (45) in a sliding mode and used for blocking the third air through hole (452).

6. The VOC simplified analysis system according to claim 1, wherein: the one-way control assembly (47) comprises a first support (472) fixedly arranged below the third plate (426), a thread block (473) fixedly arranged below the first support (472), two first guide rods (474) arranged in the thread block (473) in a sliding manner and used for driving the stirring assembly (48) to move, four second guide rods (476) fixedly arranged on the inner wall of the box body (1) and on the roller (2), four first guide plates (475) arranged on the stirring assembly (485) in a sliding manner and connected to the first guide rods (474) in a sliding manner and used for enabling the first guide rods (474) to slide up and down and transversely, a second guide plate (477) fixedly arranged on one of the first guide rods (474) and fixed on the first sealing element (442), and a one-way control assembly (477) fixedly arranged on the first guide rods (474) and matched with the second guide plate (477) in a sliding manner, A synchronous moving structure (478) connected to the two first guide plates (475) for controlling the synchronous movement of the two first guide bars (474); the two first guide plates (475) are connected to a first guide rod (474); the one-way control assembly (47) is arranged on the side without the second control structure (444) on the side without the partition plate (12); the synchronous movement structure (478) comprises two eighth connecting rods (4781) hinged to the first guide plate (475), a third guide plate (4782) hinged to the two eighth connecting rods (4781), and a third guide rod (4783) fixed on the box body (1) and connected with the third guide plate (4782) in a sliding mode and used for controlling the first guide plate (475) to move synchronously; the stirring assembly (48) comprises a first rotating shaft (481) in threaded fit with the first guide rod (474), a plurality of stirring blades (482) arranged on the first rotating shaft (481), a conveying belt (483) arranged below the first rotating shaft (481), and a belt pulley (484) which is connected with the two conveying belts (483) and enables the two first rotating shafts (481) to synchronously rotate; the two first guide rods (474) are threaded together.