CN214680919U - A device that is used for boats and ships planking spraying VOCs waste gas collection to handle - Google Patents
A device that is used for boats and ships planking spraying VOCs waste gas collection to handle Download PDFInfo
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- CN214680919U CN214680919U CN202120531633.0U CN202120531633U CN214680919U CN 214680919 U CN214680919 U CN 214680919U CN 202120531633 U CN202120531633 U CN 202120531633U CN 214680919 U CN214680919 U CN 214680919U
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Abstract
The invention provides a device for collecting and treating VOCs waste gas sprayed on an outer plate of a ship, which comprises: the high-altitude hydraulic vehicle is connected with a mobile high-altitude vehicle operation platform; the collecting device is internally provided with an operation area for accommodating a worker to hold the spray gun; the mobile VOCs purification equipment is used for collecting, purifying and discharging waste gas formed by spraying paint on the outer plate; the collecting device is arranged on the high-altitude vehicle operation platform; the collecting device is connected with the mobile VOCs purifying equipment through a negative pressure resistant conveying hose. Absorb the back through collection device with boats and ships planking operation area's waste gas and transmit the clarification plant in, accomplish to the boats and ships and build the unorganized VOCs waste gas that the in-process produced and carry out high-efficient one-stop formula and handle, whole treatment effeciency more than 95%, waste gas access equipment can discharge to reach standard after handling, need not other supporting treatment facilities, and the operation is maintained simply.
Description
Technical Field
The invention relates to the field of ship waste gas purification, in particular to a device for collecting and treating waste gas generated by spraying VOCs on an outer plate of a ship.
Background
Volatile organic compounds (hereinafter referred to as "VOCs") are becoming more and more important precursors of O3 and PM2.5, and the need for treatment has become more and more urgent with the recent problem of pollution of atmospheric O3 and PM2.5 becoming more and more prominent. The spraying operation needs to be carried out on the ship outer plate in the ship repairing and manufacturing process, and a large amount of VOCs waste gas is generated in the operation process. At present, most of the VOCs waste gas is untreated and directly discharged into the atmosphere, so that potential harm is caused to field operators, the surrounding atmosphere environment is seriously polluted, and the requirements of 'volatile organic matter unorganized emission control standard' (GB37822-2019) are not met.
And the other part is discharged after the overhead vehicle is covered and collected and is adsorbed, purified and treated by active carbon. From covering the collection aspect, introduce the collection cover with the coating cloud when covering form collection inefficiency, waste gas collection at present, lead to collecting the cover and glue the influence operation field of vision by the coating cloud very fast, lead to spraying operation personnel to glue a large amount of coating cloud particles on one's body simultaneously, the coating cloud covers in workman's breathing zone, leads to workman's acceptance poor, and the practicality is relatively poor.
From the terminal treatment equipment, the active carbon adsorption process is mostly adopted at present, and the amount of active carbon consumed by the active carbon adsorption method is very large and the cost is very high due to the large coating workload of the ship outer plate and the high concentration of VOCs waste gas. And partial plant areas are equipped with centralized desorption and regeneration equipment of activated carbon. However, the active carbon is frequently replaced, and the consumed operation maintenance and labor cost is still very high. Meanwhile, the activated carbon needs to be frequently replaced, so that the paint spraying efficiency is also influenced. And the adsorption efficiency of the activated carbon is gradually reduced along with the use, and the purification treatment effect is unstable. Meanwhile, due to the flammable characteristic of the activated carbon, potential safety hazards exist in the desorption process.
How to provide a safe and efficient device for collecting and purifying the waste gas of the ship outer plate is the research direction of people.
Disclosure of Invention
The invention provides a device for collecting and treating waste gas generated by spraying VOCs on an outer plate of a ship, which solves the problems in the prior art.
The technical scheme of the invention is realized as follows:
a device for collecting and treating VOCs waste gas generated by spraying of ship outer plates comprises:
the high-altitude hydraulic vehicle is connected with a mobile high-altitude vehicle operation platform;
the collecting device is internally provided with an operation area for accommodating a worker to hold the spray gun;
the mobile VOCs purification equipment is used for collecting, purifying and discharging waste gas formed by spraying paint on the outer plate;
the collecting device is arranged on the high-altitude vehicle operation platform;
the collecting device is connected with the mobile VOCs purifying equipment through a negative pressure resistant conveying hose.
As a preferable aspect of the present invention, the high-altitude hydraulic vehicle is provided with a movable telescopic robot arm, and the high-altitude vehicle operation platform is provided at a free end of the mechanical part.
As a preferred scheme of the invention, an exhaust gas purification system is arranged in the mobile VOCs purification equipment; the bottom of the mobile VOCs purification equipment is provided with a plurality of rollers; and an exhaust funnel for discharging purified gas is arranged at the top of the mobile VOCs purification equipment.
According to the preferable scheme, the collecting device comprises a high-altitude vehicle collecting cover, an air suction guide assembly is arranged at the top of the high-altitude vehicle collecting cover, and an air outlet which is connected with a negative pressure resistant conveying hose and used for air outlet is arranged at the corresponding position of the bottom of the high-altitude vehicle collecting cover.
As the preferable scheme of the invention, the air outlet is covered with a pre-filtering module, and filter cotton is arranged in the pre-filtering module.
As a preferable scheme of the invention, the collection cover of the overhead crane comprises a collection cover framework for supporting, and the collection cover framework is externally and detachably wrapped with a windable film.
As the preferable scheme of the invention, the front side surface of the collection cover of the high-altitude car is the side surface close to the outer plate to be painted, and a hole for allowing a spray gun head held by a worker to pass through is arranged on the windable film wrapped on the front side surface.
As a preferable aspect of the present invention, a top view projection position of the air suction guide unit is provided between the air outlet and the operation area.
As a preferable scheme of the invention, the air suction guide assembly comprises an air blower and a guide plate which are fixed at the top of the high-altitude vehicle collection cover, and the air blower sucks the air in the high-altitude vehicle collection cover to form an isolation air curtain in front of workers in an operation area.
As a preferable scheme of the invention, the guide plate is obliquely arranged, and the air blower is used for pumping the air in the high-altitude vehicle collection cover to be guided to the direction of the air outlet.
Has the advantages that:
a device for collecting and treating VOCs waste gas generated by spraying of ship outer plates comprises: the high-altitude hydraulic vehicle is connected with a mobile high-altitude vehicle operation platform; the collecting device is internally provided with an operation area for accommodating a worker to hold the spray gun; the mobile VOCs purification equipment is used for collecting, purifying and discharging waste gas formed by spraying paint on the outer plate; the collecting device is arranged on the high-altitude vehicle operation platform; the collecting device is connected with the mobile VOCs purifying equipment through a negative pressure resistant conveying hose.
The collection system aspect: through collecting cover top installation air-blower and guide plate, through air supply and water conservancy diversion, form an air curtain at high altitude car platform operating area front end, effectively keep apart operating area and planking paint spraying area relatively, prevent to bring the coating cloud granule into high altitude hydraulic pressure car platform operating area in waste gas collection process, influence the operation field of vision, improve workman operational environment. Meanwhile, the collecting cover sealing material adopts a windable film, so that the collecting cover sealing material is convenient to replace and low in cost.
The end purifying treatment device aspect: the movable purification equipment provided by the invention is integrally skid-mounted, is convenient to transfer and hoist, and can meet the treatment requirements of variable emission scenes. Meanwhile, the adsorption and desorption materials of the equipment adopt zeolite molecular sieves, the desorption efficiency is close to 100% in a wireless mode, the adsorption attenuation is basically negligible, the service life is long, and the adsorption materials do not need to be replaced frequently. And the material is an inorganic non-combustible material, so that the safety is realized without hidden danger.
Absorb the back through collection device with boats and ships planking operation area's waste gas and transmit the clarification plant in, accomplish to the boats and ships and build the unorganized VOCs waste gas that the in-process produced and carry out high-efficient one-stop formula and handle, whole treatment effeciency more than 95%, waste gas access equipment can discharge to reach standard after handling, need not other supporting treatment facilities, and the operation is maintained simply.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of a collection hood according to the present invention;
FIG. 3 is a schematic top view of the collecting hood of the present invention.
In the figure, the high-altitude car collecting cover 100, the windable film 101, the collecting cover framework 102, the guide plate 103, the air blower 104, the pre-filtering module 105, the air outlet 200, the negative pressure resistant conveying hose 300, the movable VOCs purifying equipment 400, the exhaust funnel 500, the roller 600, the high-altitude hydraulic car 700, the mechanical arm 701 and the high-altitude car operation platform 702 are shown.
Detailed Description
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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Example 1
The device for collecting and treating the VOCs waste gas generated by spraying the ship outer plates, which is shown in figure 1, comprises: the high-altitude hydraulic vehicle 700 is connected with a mobile high-altitude vehicle operation platform 702; the collecting device is internally provided with an operation area for accommodating a worker to hold the spray gun; the mobile VOCs purification equipment 400 is used for collecting, purifying and discharging waste gas formed by spraying paint on the outer plate; the collecting device is arranged on the high-altitude vehicle operation platform 702; the collection device is connected to the mobile VOCs purification apparatus 400 by a negative pressure resistant delivery hose 300.
The movable VOCs purification equipment adopts the following treatment process: multistage prefiltration + zeolite runner absorption + catalytic oxidation treatment process through carrying out compact integration, overall structure to each processing module and strengthening the design, carries out the high load resistant treatment concentration impact capacity design of equipment simultaneously for equipment becomes whole sled dress, can integral hoisting move and transport, and has anti general striking ability, operation safety and stability can satisfy the high-efficient VOCs exhaust gas purification equipment of one-stop formula that boats and ships built in-process multi-scene used.
The high-altitude hydraulic vehicle 700 is provided with a movable telescopic mechanical arm 701, and the high-altitude vehicle operation platform 702 is arranged at the free end of the mechanical part 701.
Example 2
A waste gas purification system is arranged in the mobile VOCs purification equipment 400; the bottom of the mobile VOCs purification equipment 400 is provided with a plurality of rollers 600; the exhaust stack 500 for discharging the purified gas is installed on the top of the mobile VOCs purification apparatus 400.
The mobile VOCs purification equipment adopts an advanced process of 'multistage prefiltration zeolite wheel adsorption concentration + catalytic oxidation combustion' and is designed by utilizing the principles of large specific surface area of zeolite and different intermolecular forces under different temperature conditions. Under the low temperature condition, organic waste gas passes through zeolite molecular sieve runner after multistage prefiltration module intercepts particulate matters such as coating cloud in the waste gas and gets rid of, and VOC molecule adsorbs on its surface, and the waste gas that adsorbs the purification through zeolite runner can directly discharge. The zeolite runner part with a large amount of VOC adsorbed enters a high-temperature desorption area, VOC molecules on the zeolite runner are desorbed by using high-temperature waste gas with small air volume to form high-concentration waste gas, the high-concentration waste gas is sent into a waste gas oxidation system at the rear end for catalytic oxidation treatment, and the purified waste gas can be directly discharged.
Example 3
The collecting system consists of a high-altitude vehicle collecting cover framework, a winding film, a blower, a guide plate, an air outlet and a negative pressure resistant hose. Adopt shaped steel skeleton and winding film to seal high altitude hydraulic pressure car operation platform region, form relatively inclosed space in high altitude hydraulic pressure car platform region, simultaneously at collection cover top installation air-blower and guide plate, through air supply and water conservancy diversion, form an air curtain at high altitude car platform operation area front end, effectively keep apart operating area and planking paint spraying area relatively, prevent to bring the coating cloud granule into high altitude hydraulic pressure car platform operation area in the waste gas collection process, set up the lower part exhaust hood simultaneously at high altitude car platform front end, carry to arranging the portable VOCs clarification plant at dock or berth through the high negative pressure resistant hose after collecting the VOCs waste gas that produces in the paint spraying process and carry out purification treatment.
The collecting device comprises a high-altitude car collecting cover 100, and a relatively closed negative pressure space is formed by covering the high-altitude car, so that waste gas is effectively collected, and VOCs and paint mist are prevented from dissipating. Meanwhile, the air blower and the guide plate are additionally arranged above the collecting cover, so that an air curtain slightly inclined towards the direction of the outer plate is formed between the high-altitude car operation platform and the outer plate, the high-altitude car operation platform and the paint spraying area of the outer plate are relatively isolated through the air curtain, and the paint mist is prevented from being dispersed to the operation platform to cause the collecting cover and the paint mist to be adhered to an operator. High altitude car is collected cover 100 top and is set up the direction subassembly that induced drafts, high altitude car is collected cover 100 bottom and is provided with the air exit 200 who is connected with resistant negative pressure delivery hose 300 for the air-out corresponding to the position.
The overhead vehicle collection hood 100 comprises a collection hood framework 102 for supporting, wherein the collection hood framework 102 is externally and detachably wrapped with a windable film 101.
The front side of the overhead car collecting cover 100 is a side close to an outer plate to be painted, and a hole for allowing a spray gun head held by a worker to penetrate through is formed in a windable film 101 wrapped on the front side.
Example 4
The device comprises a high-altitude vehicle collecting cover, an air outlet, a negative pressure resistant hose, a movable VOCs waste gas treatment and purification device, an exhaust funnel and universal wheels, wherein the high-altitude vehicle collecting cover comprises a winding film, a cover body framework, an air blower, a guide plate and a pre-filtering module.
Install shaped steel skeleton additional and seal with the film winding in high altitude car platform top and the place ahead (being close to the planking direction), make high altitude car operation platform form relative inclosed space, through the gas vent convulsions for the space forms the negative pressure, thereby forms effective collection, reduces the loss to the VOCs waste gas that forms in the paint spraying process. The collecting cover sealing material adopts a windable film, is convenient to replace and has low cost. Meanwhile, the air blower and the guide plate are additionally arranged above the collecting cover, so that an air curtain slightly inclined towards the direction of the outer plate is formed between the high-altitude car operation platform and the outer plate, the high-altitude car operation platform and the paint spraying area of the outer plate are relatively isolated through the air curtain, and the paint mist is prevented from being dispersed to the operation platform to cause the collecting cover and the paint mist to be adhered to an operator. If paint mist is adhered to the film of the rear collecting cover after the overhead working truck operates for a period of time, and the operation visual field is not clear, the original film is torn down and a new film is wound again. Waste gas is collected to portable VOCs clarification plant through resistant negative pressure's hose after "upper and lower row" collects in collecting the cover and handles, and the gyro wheel is equipped with to portable equipment lower part, and the high altitude hydraulic pressure car of accessible is dragged and is removed along with the high altitude car.
The overlook projection position of the air suction guiding component is arranged between the air outlet 200 and the operation area.
The induced draft guide assembly comprises a blower 104 and a guide plate 103 fixed on the top of the high-altitude vehicle collection cover 100, and the blower 104 sucks the air in the high-altitude vehicle collection cover 100 to form an isolation air curtain in front of workers in the operation area.
The guide plate 103 is arranged obliquely, and guides the air pumped into the high-altitude vehicle collection cover 100 by the blower 104 to the direction of the air outlet 200.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a device that is used for boats and ships planking spraying VOCs waste gas to collect to handle which characterized in that includes:
the high-altitude hydraulic vehicle (700) is connected with a mobile high-altitude vehicle operation platform (702);
the collecting device is internally provided with an operation area for accommodating a worker to hold the spray gun;
the mobile VOCs purification equipment (400) is used for collecting, purifying and discharging waste gas formed by spraying paint on the outer plate;
the collecting device is arranged on a high-altitude vehicle operation platform (702);
the collecting device is connected with the mobile VOCs purifying equipment (400) through a negative pressure resistant conveying hose (300).
2. The device for collecting and treating the VOCs waste gas generated by spraying the ship external plates is characterized in that a movable telescopic mechanical arm (701) is arranged on the high-altitude hydraulic vehicle (700), and the high-altitude vehicle operation platform (702) is arranged at the free end of the mechanical arm (701).
3. The device for collecting and treating the VOCs waste gas sprayed on the outer plates of the ship according to claim 1, wherein an exhaust gas purification system is arranged inside the mobile VOCs purification equipment (400); the bottom of the mobile VOCs purification equipment (400) is provided with a plurality of rollers (600); and an exhaust funnel (500) for discharging purified gas is arranged at the top of the mobile VOCs purification equipment (400).
4. The device for collecting and treating the VOCs waste gas generated by spraying the ship outer plates according to claim 1, wherein the collecting device comprises an overhead vehicle collecting cover (100), an air suction guide assembly is arranged at the top of the overhead vehicle collecting cover (100), and an air outlet (200) connected with a negative pressure resistant conveying hose (300) and used for air outlet is arranged at a corresponding position at the bottom of the overhead vehicle collecting cover (100).
5. The device for collecting and treating the VOCs waste gas sprayed on the outer plates of the ship according to claim 4, wherein the exhaust outlet (200) is covered with a pre-filtering module (105), and filter cotton is arranged in the pre-filtering module (105).
6. The device for collecting and treating the VOCs exhaust gas sprayed on the outer plates of the ship according to claim 4, wherein the high-altitude vehicle collecting cover (100) comprises a collecting cover framework (102) for supporting, and the outer part of the collecting cover framework (102) is detachably wrapped with a windable film (101).
7. The device for collecting and treating the VOCs waste gas generated during spraying of the ship outer plates is characterized in that the front side of the high-altitude vehicle collecting cover (100) is close to the side of the outer plate to be sprayed, and holes for allowing a spraying gun head held by a worker to penetrate through are formed in a windable film (101) wrapped on the front side.
8. The device for collecting and treating VOCs exhaust gas for ship external board spraying according to claim 4, wherein the top view projection position of the air suction guiding assembly is arranged between the air outlet (200) and the operation area.
9. The apparatus for collecting and treating exhaust gas of marine planking-painted VOCs according to claim 8, wherein the air suction guiding assembly comprises a blower (104) and a deflector (103) fixed on top of the high-altitude-car collecting hood (100), the blower (104) drawing air into the high-altitude-car collecting hood (100) to form an isolation air curtain in front of workers in the operation area.
10. The device for collecting and treating the waste gas of the ship planking spraying VOCs of claim 9, wherein the guide plate (103) is arranged obliquely to guide the air drawn into the high-altitude vehicle collecting cover (100) by the blower (104) to the direction of the air outlet (200).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120531633.0U CN214680919U (en) | 2021-03-13 | 2021-03-13 | A device that is used for boats and ships planking spraying VOCs waste gas collection to handle |
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| CN202120531633.0U CN214680919U (en) | 2021-03-13 | 2021-03-13 | A device that is used for boats and ships planking spraying VOCs waste gas collection to handle |
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| CN214680919U true CN214680919U (en) | 2021-11-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114918078A (en) * | 2022-03-16 | 2022-08-19 | 南方环境有限公司 | Movable spraying equipment for ship outer plate coating |
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2021
- 2021-03-13 CN CN202120531633.0U patent/CN214680919U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114918078A (en) * | 2022-03-16 | 2022-08-19 | 南方环境有限公司 | Movable spraying equipment for ship outer plate coating |
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