CN2825141Y

CN2825141Y - Smoke removing devices for medical use

Info

Publication number: CN2825141Y
Application number: CN 200520118846
Authority: CN
Inventors: 湛浦宇; 武锦鹏
Original assignee: BEIJING INST OF ELECTRO-OPTICS
Current assignee: BEIJING INST OF ELECTRO-OPTICS
Priority date: 2005-09-12
Filing date: 2005-09-12
Publication date: 2006-10-11
Anticipated expiration: 2015-09-12

Abstract

The utility model relates to a smoke removing device for medical use, which is composed of a centrifugal fan and a container with an air inlet and an air outlet, wherein the centrifugal fan is arranged in the container, and a first filter is arranged between the air inlet of the container and the centrifugal fan, and an extraction pipe is arranged on the air inlet of the container; one end of the extraction pipe is connected with the air inlet of the container, and the other end of the extraction pipe is provided with an air suction port; a second filter is arranged between the centrifugal fan and the air outlet of the container. The utility model can filter and adsorb the smoke which is generated when the vaporization organization is cut by lasers or an electric force, enhance the side air suction ability, improve the filtration effect, decrease the noise of the machine, and truly has the functions of air purification and environment protection.

Description

Medical smoke abatement device

Technical field

The utility model relates to a kind of medical smoke abatement device; particularly a kind of can be in smoke abatement; to in the flue dust harmful, unpleasant gas, particulate and tissue debris filtered or adsorb, thereby reach the medical smoke abatement device that purifies air, protects the indoor and outdoor surroundings purpose.

Background technology

In operation, when making laser focus on irradiation tissue or electric knife to organize cutting or vaporization, organize heating temperature to rise rapidly, just can carbonization or vaporization and form flue dust and fill the air in the air, the smell is awful, and contaminated environment.In the prior art, the smoke abatement device of employing all is common dust catcher, and its air intake duct is positioned near the tissue, siphons away using laser to focus on the flue dust and the chip that produce when irradiation tissue or electric knife cutting vaporization are organized.But owing to have only centrifugal blower and one deck filter cloth in the container of dust catcher, and there is not filter, can't effectively filter and adsorb the particulate in the flue dust and pernicious gas, be discharged to outdoorly after flue dust in the therapeutic room is sucked away again, therefore in the indoor air of purification treatment, but polluted outdoor environment.

The utility model content

The purpose of this utility model provides a kind of medical smoke abatement device, can thoroughly remove the flue dust that is produced when using laser or electric knife to organize cutting or vaporization.

For achieving the above object, the utility model provides a kind of medical smoke abatement device, and it is by a centrifugal blower and is provided with air inlet and the container of gas outlet constitutes that described centrifugal blower is arranged in the described container; Be provided with first filter between the air inlet of described container and the described centrifugal blower, the air inlet of described container is provided with exhaust tube, one end of this exhaust tube is connected with the air inlet of described container, the other end of this exhaust tube is an air entry, is provided with second filter between the gas outlet of described centrifugal blower and described container.

Compare with existing smoke abatement device, the utility model can aspirate the flue dust of treatment workspace effectively and particulate in the flue dust and chip are filtered, and harmful in the flue dust, unpleasant gas are adsorbed; Increase the filtration volume, further improved filter effect, in addition, also greatly reduced the noise that centrifugal blower produces, purified air, protected environment.

Below in conjunction with specific embodiment of the utility model and accompanying drawing it is described further.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment;

Fig. 2 is the side direction structural representation of the air-breathing first embodiment of the utility model;

Fig. 3 is the side direction structural representation of another embodiment of the utility model suction head.

The specific embodiment

Referring to shown in Figure 1, Fig. 1 is a structural representation of the present utility model, and the utility model is made of a container 1 and a centrifugal blower that is provided with air inlet and gas outlet, and this centrifugal blower is positioned at container 1; On the air inlet of container 1, be provided with an exhaust tube 6, one end of this exhaust tube 6 is connected with the air inlet of container, in this exhaust tube 6, be provided with first filter course 61, the other end of this exhaust tube 6 is a flaring air entry 7, on air entry 7, be provided with a suction head 8, metal typing flexible pipe 9 is set on the outer wall of container 1; Be provided with second filter course 62 at the air inlet place of container 1, between the air inlet of container 1 and centrifugal blower, be provided with one first filter 4, second filter 5 is set between the gas outlet of centrifugal blower and container 1, between the centrifugal blower and second filter 5, a uviol lamp or ozone generator 10 can be set also.

In above-mentioned medical smoke abatement device, centrifugal blower comprises motor 2 and centrifugal flabellum 3, is mainly used in to produce a negative pressure, and the air inlet of flue dust by container 1 is drawn in the container 1; Suction head 8 is one to be distributed with the hemisphere of even or uneven through hole 80 or the spherical shell of big hemisphere, referring to Fig. 2 and shown in Figure 3, Fig. 2 is that suction head 8 is the side direction structural representation of hemispherical shell, Fig. 3 is that suction head 8 is the side direction structural representation of big hemispherical shell, in addition, this suction head 8 also can be a small half of ball or other polygon housings, make it can not only aspirate the flue dust in air entry 7 the place aheads, and can aspirate the flue dust of air entry 7 sides effectively, thereby improve the smoke abatement effect of smoke abatement device greatly; First filter course 61 is used for the flue dust coarse granule is tentatively filtered, and can often change, and also can be positioned at outside suction head 8 or the suction head 8; Metal typing flexible pipe 9 is used for suction head 8 is navigated to desired location easily, and in addition, exhaust tube 6 itself also can be the flexible pipe that can freely locate and can keep shape, thereby exempts the support of metal calibration tube 9; Second filter course 62 is used for further to reduce the pollution to first filter 4 and second filter 5, can being positioned at container 1 to the filtering than coarse granule of flue dust, also can be positioned at exhaust tube 6; The filter core excessively of first filter 4 is that papery is crossed filter core, fibre filtering core or active carbon filtration core, or cross filter core by what filter paper, filter fiber and activated carbon constituted arbitrarily, be mainly used in particulate and chip in the filtering smoke, and take into account the absorption pernicious gas; The filter core excessively of second filter 5 is the active carbon filtration core, is used for the further harmful NH of absorption ₃, SO ₃, gas such as NO; Uviol lamp 10 is used for second filter is carried out disinfection and activates its active carbon filtration core.

Referring to shown in Figure 1, dotted line is represented the air-flow trend in the soot blower among Fig. 1, very fast because of entering the gas flow rate of container, the effective volume of first filter 4 is only in the cone that dotted line is limit, and the volume of second filter 5 is fully used, therefore the be placed in structure at centrifugal blower two ends of first filter 4 and second filter 5 has increased the filtration volume, thereby has improved filter effect; In addition, because after the front end of centrifugal blower air inlet is added with first filter 4, increased windage greatly, just must use more powerful centrifugal blower, as 1000 watts, in the time of can causing the centrifugal blower running so again, produce bigger noise, and, also can effectively stop the effusion of centrifugal blower noise with first filter 4 and the second filter 5 centrifugal blower two ends that are placed in, reduce noise greatly.

In treatment, when using laser or electric knife to organize cutting or vaporization to have flue dust to produce, the suction head 8 of this device can be positioned to the position that makes things convenient for that produces flue dust, the power supply of device for opening, centrifugal blower is started working, with flue dust inhale head 8, respectively after the coarse granule of first filter course 61 and 62 pairs of flue dust of second filtering layer filters, enter container 1, flow to first filter 4 of the utility model inside, make particulate and chip in its flue dust, and the part pernicious gas is filtered absorption, afterwards by second filter 5 to its pernicious gas, as NH ₃, SO ₃, NO etc. further adsorbs, what flow out from the gas outlet of container 1 like this is fresh air, thereby has realized purifying air, protecting the purpose of environment.

Need to prove that the container 1 in the utility model can have one or more air inlets or gas outlet, so that the gas that needs to purify is inhaled into container or discharge from container from many places, above-mentioned purification scheme is suitable equally; Equally, one or more support components can be set as required on the outer wall of container 1.

It should be noted last that above embodiment only is not intended to limit in order to the explanation the technical solution of the utility model; Although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characterictic is equal to replacement the specific embodiment of the present utility model; And not breaking away from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.

Claims

1, a kind of medical smoke abatement device, by a centrifugal blower and be provided with air inlet and the container of gas outlet constitutes, described centrifugal blower is arranged in the described container, it is characterized in that, be provided with first filter between the air inlet of described container and the described centrifugal blower, the air inlet of described container is provided with exhaust tube, and an end of this exhaust tube is connected with the air inlet of described container, the other end of this exhaust tube is an air entry, is provided with second filter between the gas outlet of described centrifugal blower and described container.

2, medical smoke abatement device according to claim 1 is characterized in that, described air entry be shaped as taper, this air entry is provided with suction head.

3, medical smoke abatement device according to claim 2 is characterized in that, described suction head is one to be distributed with the spherical shell of through hole, and this housing be located on the described air entry.

4, medical smoke abatement device according to claim 3 is characterized in that, is provided with first filter course in the described exhaust tube.

5, according to claim 1,2,3 or 4 described medical smoke abatement devices, it is characterized in that the air inlet place of described container is provided with second filter course.

6, medical smoke abatement device according to claim 5 is characterized in that, described second filter course is positioned at described exhaust tube.

7, medical smoke abatement device according to claim 1, it is characterized in that, the filter core of crossing of described first filter is that papery is crossed filter core, fibre filtering core or active carbon filtration core, or crosses filter core by what filter paper, filter fiber and activated carbon constituted arbitrarily.

8, medical smoke abatement device according to claim 1 is characterized in that, the filter core excessively of described second filter is the active carbon filtration core.

9, medical smoke abatement device according to claim 8, it is characterized in that, between the described centrifugal blower and second filter, be provided with one and be used for described second filter is carried out disinfection and activates its uviol lamp of crossing filter core or one be used to sterilize ozone generator to purify air.

10, medical smoke abatement device according to claim 5 is characterized in that, also is provided with a support component adjustable, that be used to support the described exhaust tube of being made by flexible material on the outer wall of described container.