CN110841393A - Smoke removing method, moxibustion therapeutic device and tobacco smoke purifier - Google Patents
Smoke removing method, moxibustion therapeutic device and tobacco smoke purifier Download PDFInfo
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- CN110841393A CN110841393A CN201911201710.XA CN201911201710A CN110841393A CN 110841393 A CN110841393 A CN 110841393A CN 201911201710 A CN201911201710 A CN 201911201710A CN 110841393 A CN110841393 A CN 110841393A
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Abstract
The invention belongs to the technical field of environmental protection, and discloses a smoke removing method, a moxibustion therapeutic device and a tobacco smoke purifier, wherein smoke is sucked into water by an ejector, and is divided into tiny air masses by high-speed water flow in the ejector, so that the contact area between the smoke and the high-speed water flow is increased; the low-boiling-point gas components in the small gas clusters are cooled by water and then condensed into small liquid drops, wherein the low-boiling-point liquid components are further condensed into solid particles, and the small liquid drops and the solid particles which are generated by cooling and originally in the smoke are melted into the water; the gas which is easy to dissolve in water is gradually dissolved in the water in the mixing process; an auxiliary mixer is arranged behind the ejector, and multi-stage ejection can be adopted, so that the purification of smoke is enhanced. The invention solves the pollution problem of low boiling point substances in the smoke; the smoke is sucked into the water by the negative pressure at the bottom of the injection cylinder, and no moving part exists in the gas circuit and the gas-liquid two-phase flow path, so that the service life is long and the reliability is high; the invention has low use cost, energy saving and outstanding smoke purification effect.
Description
Technical Field
The invention belongs to the technical field of environmental protection, and particularly relates to a smoke removing method, a moxibustion therapeutic device and a tobacco smoke purifier.
Background
Currently, the current state of the art commonly used in the industry is such that: in working life, a certain amount of smoke (such as burning of moxa sticks, soldering and welding in moxibustion treatment) is generated sometimes, and the smoke is easy to collect, and the total amount of gas to be treated is small.
There are no special solutions for the purification treatment of small amount of smoke, and there are two general solutions in the prior art, wherein the first solution discharges smoke out of the room through an air pipe and a smoke exhauster. The second scheme is that the smoke is sent into the purifier through the air pipe and the fan, and the smoke is filtered by the oil absorption cotton and the primary, secondary and high-efficiency filters and then is discharged to remove impurities and peculiar smell.
In summary, the problems of the prior art are as follows: the first disadvantage of the scheme is that: the problem of air pollution cannot be solved, and only the pollutants are transferred from the indoor space to the outdoor space, so that the living quality of surrounding personnel is influenced; a large amount of indoor air is discharged outdoors, which causes great energy waste and discomfort of human body due to the room temperature not reaching comfortable temperature under the condition of using air conditioner or heating in two seasons of winter and summer.
The second disadvantage of the scheme is that: the whole set of equipment is large in volume and is not easy to store; the consumable cost is high, especially medium-effect filter and high-efficiency filter.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a smoke removing method, a moxibustion therapeutic device and a tobacco smoke purifier.
The invention is realized in such a way that the smoke removing method comprises the following steps:
the smoke is sucked into water by the ejector, the smoke is divided into fine air masses in the ejector by high-speed water flow, so that the contact area between the smoke and the high-speed water flow is increased, the speed of the smoke air masses is increased under the action of viscosity, an auxiliary mixer is arranged behind the ejector, and multi-stage ejection can be adopted to enhance the purification of the smoke;
the low-boiling point gas component in the smoke divided into fine air mass is cooled by water and condensed to form small liquid drops, wherein the low-melting point liquid component is further condensed to form solid particles, and the small liquid drops and the solid particles generated by cooling and originally in the smoke are melted into the water together; the gas which is easily dissolved in water is gradually dissolved into the water in the mixing process.
Further, the smoke removing method specifically comprises the following steps:
step one, a water pump pumps water in a purification tank and boosts the water, the boosted water flows into at least one ejector, water pressure energy is converted into kinetic energy through an ejector shrinkage tube, the water obtains high flow rate at the throat of the ejector shrinkage tube, and a negative pressure area is formed at the bottom of an ejector cylinder under the injection of high-speed water flow;
and secondly, the external smoke to be purified enters the ejector through a smoke suction hole at the bottom of the ejector cylinder under the action of negative pressure to be mixed with water and cooled to form gas-liquid two-phase mixed flow, so that the ejection of the smoke is completed.
Thirdly, gas-liquid two-phase flow with a certain speed flows out of the ejector and then flows into the mixing pipe, and the water in the purification tank is ejected through the water suction hole;
step four, arranging a spoiler in the mixing pipe to enhance gas-liquid mixing, or not arranging the spoiler;
step five, the gas-liquid mixture flows out of the outlet of the mixing pipe through the step two to the step four, and the purified smoke flows into the gas collecting tank under the action of buoyancy, so that the primary purification of the smoke is completed; if no further purification is required, it leaves the purification unit directly via the activated carbon.
And step six, if further purification is needed, the smoke in the gas collection tank enters the next ejector, and the step two to the step five are repeated.
Further, in the second step, the external smoke to be purified enters the ejector through a plurality of smoke suction holes formed in the bottom of the ejector cylinder under the action of negative pressure to be mixed with water and cooled, and gas-liquid two-phase mixed flow is formed.
Further, in the third step, the gas-liquid two-phase flow flowing out of the ejector flows into the mixing pipe; the water in the purifying tank is injected by gas-liquid two-phase flow to enter the mixing pipe through the water suction hole for auxiliary mixing.
Further, after the smoke purification is completed in the fifth step, the second step to the fifth step can be repeated if necessary, and the smoke purification is completed for many times.
Further, after the smoke purification is completed in the fifth step, if no further purification is needed, the smoke emerges from the water and directly leaves the purification device through the activated carbon.
Another object of the present invention is to provide a water-jet smoke purifier for implementing the smoke removing method, wherein the water-jet smoke purifier is provided with a water pump;
the water pump pumps water in the purification tank and boosts the pressure of the water, the boosted water flows into at least one ejector, the pressure energy of the water is converted into kinetic energy through an ejector shrinkage tube, the water obtains high flow rate at the throat part of the ejector, and a negative pressure area is formed at the bottom of the ejector cylinder under the action of high-speed flow ejection. The following procedure is the same as the previous steps two to six.
The invention also aims to provide a moxibustion therapeutic device with the water injection smoke purifier.
The invention also aims to provide the tobacco smoke purifier carrying the water injection smoke purifier. Smoke generated by burning moxibustion contains a large amount of organic substances, and most of the organic substances are solid or liquid at normal temperature (see table 1). Carry on water and draw moxibustion therapy ware of penetrating smoke purifier can effectively handle combustion products, avoids air pollution. The tobacco produces harmful substances such as nicotine, tar and acetone when burning, most of the harmful substances are solid or liquid at normal temperature, and the water-injected smoke purifier can also effectively treat smoke produced by burning the tobacco.
TABLE 1 moxibustion combustion main products
In summary, the advantages and positive effects of the invention are: the invention uses water washing method to remove solid matter and harmful gas in smoke. In order to be able to clean effectively, the fumes must be thoroughly mixed with water. In the invention, the ejector is used for sucking the smoke into water, and the smoke is divided into a plurality of fine air masses by high-speed water flow in the ejector, so that the contact area is greatly increased. The low-boiling point gas component in the smoke divided into fine air mass is cooled by water and condensed to form small liquid drops, wherein the low-melting point liquid component is further condensed to form solid particles, and the small liquid drops and the solid particles generated by cooling and originally in the smoke are melted into the water together; the gas which is easily dissolved in water is gradually dissolved into the water in the mixing process.
Namely, the harmful substances enter the water after being cleaned, thereby achieving the purpose of purification.
The invention solves the problem of air pollution, and effectively treats the harmful substances in the smoke.
The smoke is sucked into the water by the negative pressure at the bottom of the injection cylinder, and no moving part exists in the gas circuit and the gas-liquid two-phase flow path, so that the service life is long and the reliability is high;
the invention has low use cost, and the consumables are only a small amount of activated carbon and tap water. Harmful impurities in the smoke are basically removed by water, and the active carbon only plays a role in adsorbing a small amount of peculiar smell, so that the use cost is effectively reduced.
The invention has strong environmental adaptability and little influence of the external environment on the operation of the equipment.
Drawings
Fig. 1 is a flow chart of a smoke removing method according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a water-jet smoke purifier provided in an embodiment of the present invention.
Fig. 3 is a schematic diagram of an ejector according to an embodiment of the present invention.
In the figure: 1. a purification tank; 2. an activated carbon layer; 3. an auxiliary mixer; 4. a spoiler; 5. a smoke tube; 6. a gas collection tank; 7. water; 8. a water pump; 3-1 mixing tube; 3-2 water suction holes, 9 and an ejector; 9-1, an ejector inlet; 9-2, a gas collecting ring; 9-3, a smoke inlet; 9-4, smoke suction holes; 9-5, shrinking the throat part of the tube; 9-6, a guiding and shooting cylinder; 9-7, the bottom of the injection cylinder; 9-8 ejector outlets;
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.
As shown in fig. 1, an embodiment of the present invention provides an aerosol removing method, including:
s101, high-speed water flow generated by water with certain pressure entering the ejector through the throat of the contraction pipe forms an ejection effect, a negative pressure area is formed at the bottom of the ejection cylinder, smoke enters the ejector through the smoke suction hole under the action of the negative pressure and forms gas-liquid mixed flow with the high-speed water flow, the smoke is separated into a plurality of fine air masses by the water, and the gas-liquid contact area is increased. An auxiliary mixer can be arranged behind the ejector, and multi-stage ejection can be adopted to increase the mixing time.
S102, cooling the low-boiling-point gas components in the smoke divided into fine air masses by water and condensing the low-boiling-point gas components into small liquid drops, wherein the low-boiling-point liquid components are further solidified into solid particles, and the small liquid drops and the solid particles which are generated by cooling and are originally in the smoke are melted into the water; the gas which is easily dissolved in water is gradually dissolved into the water in the mixing process.
As a preferred embodiment of the present invention, an embodiment of the present invention provides a smoke removing method, which specifically includes the following steps:
(1) the water pump pumps water in the purification tank and boosts the pressure, the boosted water flows into at least one ejector, the water pressure energy is converted into kinetic energy through an ejector shrinkage pipe, the water obtains high flow velocity at the throat part of the ejector shrinkage pipe, and a negative pressure area is formed at the bottom of the ejector cylinder under the injection of high-speed water flow.
(2) The external smoke to be purified enters the ejector through the smoke suction hole at the bottom of the ejector cylinder under the action of negative pressure to be mixed with water and cooled, and gas-liquid two-phase mixed flow is formed to finish ejection of the smoke.
(3) The gas-liquid two-phase flow with a certain speed flowing out of the ejector flows into the mixing pipe and forms ejection to the water in the purification tank through the water suction hole.
(4) The mixing pipe is internally provided with a spoiler to enhance gas-liquid mixing, or the spoiler is not required to be arranged.
(5) The gas-liquid mixture flows out of the outlet of the mixing pipe through the steps 2 to 4, and the purified smoke flows into the gas collecting tank under the action of buoyancy, so that the primary purification of the smoke is completed; if no further purification is required, it leaves the purification unit directly via the activated carbon.
(6) And (5) if further purification is needed, allowing the smoke in the gas collection tank to enter the next ejector, and repeating the steps 2 to 5. The process can be repeated for a plurality of times, namely, more water purification units can be used for purifying the smoke for a plurality of times (the process of purifying the smoke by water can be repeated for a plurality of times).
(7) The smoke purified for many times emerges from the water and leaves the purifying device through the active carbon to complete the purifying process of the smoke.
In each process, the process step (1) is to inject the smoke by water; step (2) converting the smoke into fine air mass and mixing the fine air mass with water; step (3) and step (4) enable the mixing state of the smoke and the water in the water to be kept for a certain time, and the smoke and the water are in relatively sufficient contact; and (4) the harmful components in the smoke are enabled to enter into the water more together in the steps (2) and (4), wherein the liquid component with low melting point is further solidified into solid particles, the liquid particles and the solid particles generated by cooling and originally existing in the smoke are dissolved into the water together, and the gas which is easy to dissolve into the water is also dissolved into the water more in the mixing process. Completing primary purification of the smoke from the step (2) to the step (4); step (5) collecting the smoke after primary purification again; step (6) completing more purifications; and (7) adsorbing the residual impurities by the activated carbon layer to completely finish the smoke purification. For example, the purposes of removing peculiar smell and harmful substances in the smoke are achieved through multiple purification of water and an activated carbon layer.
As shown in fig. 2 and 3, the water-injected smoke purifier provided in the embodiment of the present invention includes: the device comprises a purification tank 1, an active carbon layer 2, an auxiliary mixer 3, a spoiler 4, a smoke pipe 5, a gas collection tank 6, water 7, a water pump 8 and an ejector 9.
The ejector 9 comprises an ejector inlet 9-1, a gas collecting ring 9-2, a smoke inlet 9-3, a smoke suction hole 9-4, a contraction pipe throat 9-5, an ejector cylinder 9-6, an ejector cylinder bottom 9-7 and an ejector outlet 9-8.
The auxiliary mixer 3 includes a mixing pipe 3-1 and a water suction hole 3-2.
The water pump 8 pumps and pressurizes the water 7 in the purification tank, the pressurized water flows into (more than or equal to 1) the ejector 9, the water pressure energy is converted into kinetic energy through the ejector contraction pipe, the water obtains high flow velocity at the throat part 9-5 of the contraction pipe of the ejector 9, and the bottom part 9-7 of the ejector cylinder forms a negative pressure area under the injection of high-speed water flow.
The external smoke to be purified enters the ejector 9 through the smoke suction hole 9-4 at the bottom of the ejector cylinder under the action of negative pressure to be mixed with water and cooled to form gas-liquid two-phase mixed flow.
The two-phase gas-liquid flow from the ejector 9 then flows into the mixing tube 3-1 with a larger diameter, which is arranged near the ejector outlet 9-8.
The gas-liquid two-phase flow also has certain kinetic energy, so that ejection can be formed on water outside the pipeline (namely, the water in the purification tank enters the mixing pipe 3-1 through the water suction hole 3-2 between the ejector outlet 9-8 and the mixing pipe 3-1 under the ejection of the gas-liquid two-phase flow). This injection need not be present.
A turbulence generator 4 may be provided in the mixing tube 3-1 to enhance the mixing of the smoke with the water. A turbulator may or may not be provided in the mixing tube 3-1.
The treated smoke flows out from the outlet of the mixing pipe 3-1, and the residual smoke except small liquid drops dissolved in the water and solid particles suspended in the water in the original smoke flows into the gas collecting tank 6 under the action of buoyancy, so that the primary purification of the smoke is completed.
Under the same principle, the smoke in the gas collecting tank 6 repeats the smoke circulation under the action of the next ejector. Another purification of the fumes is performed (wherein the vapor collection tank 6, the fume pipe 5, the ejector 9, the auxiliary mixer 3 and the turbulence generator 4 together form a water purification unit).
The purification can be carried out for a plurality of times, namely, more water purification units can be used for purifying the smoke for a plurality of times (the process of purifying the smoke by water can be repeated for a plurality of times, a small amount of the smoke can be observed in the smoke purified for two times generally, impurities can not be seen by naked eyes in the smoke purified for three times, and peculiar smell is basically eliminated).
The smoke after being purified for many times emerges from the water and leaves the purifying device through the activated carbon layer 2 arranged at the upper part of the purifying tank 1, and the purifying process of the smoke is completed.
The water-jet smoke purifier provided by the invention can be carried in moxibustion therapeutic equipment and a tobacco smoke purifier for application.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (10)
1. A method of smoke abatement, the method comprising: the water with certain pressure entering the ejector passes through the high-speed water flow generated by the throat part of the contraction pipe to form an ejection effect, so that a negative pressure area is formed at the bottom of the ejection cylinder, under the action of the negative pressure, the smoke enters the ejector through the smoke suction hole to form gas-liquid mixed flow with the high-speed water flow, the smoke is separated into a plurality of fine air masses by the water, and the gas-liquid contact area is increased. An auxiliary mixer can be arranged behind the ejector, and multi-stage ejection can be adopted to increase the mixing time;
the low-boiling point gas component in the smoke divided into fine air mass is cooled by water and condensed to form small liquid drops, wherein the low-melting point liquid component is further condensed to form solid particles, and the small liquid drops and the solid particles generated by cooling and originally in the smoke are melted into the water together; the gas which is easily dissolved in water is gradually dissolved into the water in the mixing process.
2. The smoke abatement method of claim 1, wherein the smoke abatement method specifically comprises the steps of:
step one, a water pump pumps water in a purification tank and boosts the water, the boosted water flows into at least one ejector, water pressure energy is converted into kinetic energy through an ejector shrinkage tube, the water obtains high flow rate at the throat of the ejector shrinkage tube, and a negative pressure area is formed at the bottom of an ejector cylinder under the injection of high-speed water flow;
secondly, the external smoke to be purified enters the ejector through a smoke suction hole at the bottom of the ejector cylinder under the action of negative pressure to be mixed with water and cooled to form gas-liquid two-phase mixed flow, so that the smoke is ejected;
thirdly, gas-liquid two-phase flow with a certain speed flows out of the ejector and then flows into the mixing pipe, and the water in the purification tank is ejected through the water suction hole;
step four, arranging a spoiler in the mixing pipe to enhance gas-liquid mixing, or not arranging the spoiler;
step five, the gas-liquid mixture flows out of the outlet of the mixing pipe through the step two to the step four, and the purified smoke flows into the gas collecting tank under the action of buoyancy, so that the primary purification of the smoke is completed; directly leaving the purification unit through activated carbon if no further purification is required;
and step six, if further purification is needed, the smoke in the gas collection tank enters the next ejector, and the step two to the step five are repeated.
3. The smoke removing method according to claim 2, wherein in the second step, the external smoke to be purified enters the ejector through a plurality of smoke suction holes formed in the bottom of the ejector cylinder under the action of negative pressure to be mixed with water and cooled to form a gas-liquid two-phase mixed flow.
4. The smoke abatement method of claim 2, wherein in step three, the two-phase gas-liquid stream from the eductor flows into the mixing tube; the water in the purifying tank is injected by gas-liquid two-phase flow with certain speed and enters the mixing pipe through the water suction hole to be mixed in an auxiliary way.
5. A smoke abatement method according to claim 2, wherein after completion of the smoke abatement in step five, said steps two to five may be repeated as necessary to complete multiple cleanings of the smoke.
6. A method according to claim 2, wherein after the fumes have been cleaned in step five, if further cleaning is not required, the fumes emerge from the water and exit the cleaning apparatus directly through the activated carbon.
7. A water jet smoke purifier for implementing the smoke removing method according to any one of claims 1 to 6, wherein the water jet smoke purifier is provided with a water pump;
the water pump pumps water in the purification tank and boosts the pressure, the boosted water flows into at least one ejector, the water pressure energy is converted into kinetic energy through an ejector shrinkage tube, the water obtains high flow rate at the throat part of the ejector, and a negative pressure area is formed at the bottom of the ejector cylinder under the action of high-speed water flow ejection;
external smoke to be purified enters the ejector through a smoke suction hole in the rear of the ejector under the action of negative pressure to be mixed with water and cooled to form gas-liquid two-phase mixed flow;
the gas-liquid two-phase flow flowing out of the ejector flows into a mixing pipe arranged near the outlet of the ejector;
the residual smoke purified by the mixing pipe flows into a gas collecting tank under the action of buoyancy;
the smoke in the gas collecting tank enters the next ejector through the smoke pipe; repeating the injection process for the 1 st time to complete further purification of the smoke;
the fumes that have finished the first purification emerge from the water surface and leave the purification device through a layer of activated carbon placed on top of the purification tank, if no further purification is required.
8. The water-jet smoke purifier as claimed in claim 7, wherein the external smoke to be purified enters the ejector through the smoke suction hole formed at the bottom of the ejector cylinder under the action of negative pressure to be mixed with water to form a gas-liquid two-phase flow;
the gas-liquid two-phase flow flowing out of the ejector enters the mixing pipe;
a turbulence generator can be arranged in the mixing pipe and is used for enhancing the mixing of the smoke and the water;
the ejector comprises an ejector inlet, a gas collecting ring, a smoke inlet, a smoke suction hole, a contraction pipe throat part and an ejector outlet
The water pressurized by the water pump at the inlet of the ejector flows out from the throat part of the contraction pipe to form high-speed water flow, the high-speed water flow is mixed with the smoke entering from the smoke inlet, the gas collecting ring and the smoke suction hole and discharged into the outlet of the ejector, and the gas-liquid two-phase flow flowing out of the ejector enters the mixing pipe.
9. A moxibustion therapeutic device equipped with the water jet smoke purifier as defined in any one of claims 7 to 8.
10. A tobacco smoke purifier carrying the water-jet smoke purifier as claimed in any one of claims 7 to 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911201710.XA CN110841393B (en) | 2019-11-29 | 2019-11-29 | Smoke removing method, moxibustion therapeutic device and tobacco smoke purifier |
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| CN201911201710.XA CN110841393B (en) | 2019-11-29 | 2019-11-29 | Smoke removing method, moxibustion therapeutic device and tobacco smoke purifier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113171978A (en) * | 2021-06-01 | 2021-07-27 | 江西林力高新材料有限公司 | Lead-zinc-vanadium concentrate wet separation process and equipment thereof |
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| CN110841393B (en) | 2021-08-24 |
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