CN212962076U

CN212962076U - Air purification device for operating room

Info

Publication number: CN212962076U
Application number: CN202021677983.XU
Authority: CN
Inventors: 吴泽兵; 杨旭; 陈真
Original assignee: Zhengyu Hengxin Group Co ltd
Current assignee: Zhengyu Hengxin Group Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-04-13
Anticipated expiration: 2030-08-13

Abstract

The utility model discloses an air purification device for operating rooms, which relates to the technical field of medical instruments and comprises a box body, wherein a purification box is fixedly arranged in the box body, and the left end of the purification box is hermetically provided with an air inlet pipe; an air pump is arranged on the right side of the purification box, the input end of the air pump is hermetically connected with the right end of the purification box, and the output end of the air pump is hermetically connected with an air outlet pipe and a return pipe; one end of the air outlet pipe, which is far away from the air pump, extends out of the box body, and a second electromagnetic valve is hermetically arranged on the air outlet pipe; has the advantages that: the supporting spring is arranged to support and fix the filter screen, so that the filter screen is convenient to disassemble and clean and replace; the backflow pipe is arranged to filter the backflow of the purifying box again, so that the situation that harmful substances on the filter screen are heated and volatilized and directly enter an operating room from the air outlet pipe to cause pollution is avoided; set up multilayer filter screen and ultraviolet lamp and to air purification, promote the air cleanliness factor in the operating room.

Description

Air purification device for operating room

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to an air purification device for operating room.

Background

An air purifier, also known as an air cleaner, an air freshener, and a purifier, refers to a product capable of adsorbing, decomposing, or converting various air pollutants (generally including PM2.5, dust, pollen, odor, formaldehyde, and other decoration pollutants, bacteria, allergens, and the like), and effectively improving air cleanliness, and is mainly classified into household, commercial, industrial, and building.

There are two main types of so-called air purifiers currently on the market: one is filter screen type air purifier, still another is ionization type air purifier, but filter type air purifier's shortcoming is that the consumptive material expense is higher, it is inconvenient and cause secondary pollution to change the filter screen, because constitute through system such as motor, fan, airstrainer, motor and fan in the machine make room air circulation flow, contaminated air clears away or adsorbs various pollutants behind the airstrainer in the machine, adsorb harmful substance on the filter screen, these harmful substance activeness such as formaldehyde, toluene, ozone PM2.5, PM0.01, PM5, PM10 are very high, if can follow the change secondary volatilization of temperature under the condition of not using, so must often change the filter screen and form high consumptive material expense.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide an air purification device for an operating room.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

an air purification device for an operating room comprises a box body, wherein a purification box is fixedly arranged in the box body, and the left end of the purification box is hermetically provided with an air inlet pipe; an air pump is arranged on the right side of the purification box, the input end of the air pump is hermetically connected with the right end of the purification box, and the output end of the air pump is hermetically connected with an air outlet pipe and a return pipe; one end of the air outlet pipe, which is far away from the air pump, extends out of the box body, and a second electromagnetic valve is hermetically arranged on the air outlet pipe; one end of the return pipe, which is far away from the air extracting pump, is hermetically connected with the air inlet pipe, and a first electromagnetic valve is hermetically arranged on the return pipe; a plurality of filter screens are arranged on the left side inside the purification box, an ultraviolet lamp is fixedly mounted on the right side wall inside the purification box, a support spring is arranged on the right side inside the purification box, the right end of the support spring is propped against the right side wall inside the purification box, and the left end of the support spring is propped against the filter screens; a box cover is arranged on the front side cover of the purification box and is connected with the box body through bolts; the box fixed surface installs control panel, the box front surface corresponds purification box position is provided with the sealing door, the sealing door with the box passes through hinge connection, be provided with the handle on the sealing door.

Preferably: the filter screen is sequentially provided with a primary filter screen, an ESP composite filter screen, an HEPA high-efficiency filter screen, an activated carbon filter screen and a nano photocatalyst filter screen along the direction from the air inlet pipe to the air outlet pipe.

Preferably: the purifying box with the case lid is the halfcylinder, the purifying box with the case lid passes through inside cylindrical cavity that forms behind the bolted connection.

Preferably: the inner walls of the purification box and the box cover are both provided with rubber layers.

Preferably: and a sealing gasket is arranged between the contact surfaces of the purifying box and the box cover.

Compared with the prior art, the beneficial effects of the utility model reside in that: the supporting spring is arranged to support and fix the filter screen, so that the filter screen is convenient to disassemble and clean and replace; the backflow pipe is arranged to filter the backflow of the purifying box again, so that the situation that harmful substances on the filter screen are heated and volatilized and directly enter an operating room from the air outlet pipe to cause pollution is avoided; set up multilayer filter screen and ultraviolet lamp and to air purification, promote the air cleanliness factor in the operating room.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 inventive exercise.

Fig. 1 is a schematic view of the internal structure of the purifying box of the air purifying device for operating room of the present invention.

Fig. 2 is a schematic structural diagram of an air purification device for an operating room according to the present invention.

Fig. 3 is a front view of the air purification device for operating room of the present invention.

The reference numerals are explained below:

1. a box body; 2. an air inlet pipe; 3. a return pipe; 4. a purification box; 5. a primary filter screen; 6. an ESP composite filter screen; 7. HEPA high-efficiency filter screen; 8. an activated carbon filter screen; 9. a nano photocatalyst filter screen; 10. a support spring; 11. an ultraviolet lamp; 12. an air pump; 13. a first solenoid valve; 14. a second solenoid valve; 15. an air outlet pipe; 16. a box cover; 17. a bolt; 18. a sealing door; 19. a handle; 20. a control panel.

Detailed Description

In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but not for indicating or implying that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention, and further that the terms "first", "second", etc., are used only for descriptive purposes and are not to indicate or imply relative importance or imply the number of technical features being referred to, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or the two elements may be connected through an intermediate medium, and the specific meaning of the above terms in the present invention can be understood by those skilled in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1-3, an air purification device for an operating room comprises a box body 1, wherein a purification box 4 is fixedly installed inside the box body 1, an air inlet pipe 2 is hermetically installed at the left end of the purification box 4, and the air inlet pipe 2 is used for air inlet; an air pump 12 is arranged on the right side of the purification box 4, the air pump 12 is used for pumping air, the input end of the air pump 12 is hermetically connected with the right end of the purification box 4, the output end of the air pump 12 is hermetically connected with an air outlet pipe 15 and a return pipe 3, the air outlet pipe 15 is used for discharging air, and the return pipe 3 is used for returning air; one end of the air outlet pipe 15, which is far away from the air extracting pump 12, extends out of the box body 1, a second electromagnetic valve 14 is hermetically arranged on the air outlet pipe 15, and the second electromagnetic valve 14 is used for controlling the on-off of the air outlet pipe 15; one end of the return pipe 3, which is far away from the air suction pump 12, is hermetically connected with the air inlet pipe 2, a first electromagnetic valve 13 is hermetically arranged on the return pipe 3, and the first electromagnetic valve 13 is used for controlling the on-off of the return pipe 3; a plurality of filter screens are arranged on the left side inside the purifying box 4, an ultraviolet lamp 11 is fixedly installed on the right side wall inside the purifying box 4, the ultraviolet lamp 11 is used for sterilizing air, a supporting spring 10 is arranged on the right side inside the purifying box 4, the supporting spring 10 is used for supporting, the right end of the supporting spring 10 is supported on the right side wall inside the purifying box 4, and the left end of the supporting spring 10 is supported on the filter screens; a cover 16 is arranged on the front side cover of the purifying box 4, the cover 16 is used for sealing, and the cover 16 is connected with the box body 1 through a bolt 17; a control panel 20 is fixedly arranged on the surface of the box body 1, the control panel 20 is used for facilitating operation and control, a sealing door 18 is arranged on the front surface of the box body 1 corresponding to the position of the purifying box 4, the sealing door 18 is connected with the box body 1 through a hinge, a handle 19 is arranged on the sealing door 18, and the handle 19 is convenient to grasp; the filter screen is sequentially provided with a primary filter screen 5, an ESP composite filter screen 6, an HEPA high-efficiency filter screen 7, an active carbon filter screen 8 and a nano photocatalyst filter screen 9 along the direction from the air inlet pipe 2 to the air outlet pipe 15; the purifying box 4 and the box cover 16 are both semi-cylinders, the purifying box 4 and the box cover 16 are connected through bolts 17, a cylindrical cavity is formed inside the purifying box 4 and the box cover 16, and the filter screen is respectively attached to the inner walls of the purifying box 4 and the box cover 16; rubber layers are arranged on the inner walls of the purification box 4 and the box cover 16 and play a role in sealing; a sealing gasket is arranged between the contact surfaces of the purifying box 4 and the box cover 16, so that the purifying tightness is improved.

The working principle is as follows: the air inlet pipe 2 is communicated with the outside, the air outlet pipe 15 is communicated with the inside of an operating room, an external power supply is electrified, the operation control panel 20 is controlled, the air pump 12 is started to work, air is pumped into the purifying box 4 through the air inlet pipe 2, the air sequentially passes through the primary filter screen 5, the ESP composite filter screen 6, the HEPA high-efficiency filter screen 7, the active carbon filter screen 8, the nano photocatalyst filter screen 9 and the ultraviolet lamp 11 in the purifying box 4, the primary filter screen 5 preliminarily adsorbs dirt such as hair, dust particles and the like in the air to prevent respiratory tract infection, the ESP composite filter screen 6 further adsorbs some floating dust to prevent the floating dust in the air from flowing with the wind, the HEPA high-efficiency filter screen 7 further filters fine floating dust, cigarettes, lampblack, pollen and the like and bacterial viruses adsorbed on the floating dust, the active carbon filter screen 8 removes toxic gases such as benzene, carbon dioxide, ammonia, nitric oxide and the like and adsorbs various peculiar smells, therefore, the subsequently blown air is clean and free from peculiar smell, and is disinfected, sterilized, deodorized and deodorized through the nano photocatalyst filter screen 9, and finally the air is disinfected and sterilized again through the ultraviolet lamp 11, so that the air is purified, and the air cleanliness in the operating room is improved; when not using, in order to avoid harmful substance to be heated and volatilize and directly to cause the pollution from outlet duct 15 entering operating room when the restart, close second solenoid valve 14, be about to separate 4 insides of purge bin with the operating room, open first solenoid valve 13 earlier when using once more, start aspiration pump 12 and bleed, gas flows back from back flow 3 in the purge bin 4, the reentrant purge bin 4 filters, after the operation a period, close first solenoid valve 13, open second solenoid valve 14, can normally be to the indoor air feed of operating room.

Having shown and described the basic principles, essential features and advantages of the invention, it should be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are merely illustrative, but rather are intended to cover various changes and modifications within the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides an air purification device for operating room which characterized in that: the air purifier comprises a box body (1), wherein a purifying box (4) is fixedly arranged in the box body (1), and an air inlet pipe (2) is hermetically arranged at the left end of the purifying box (4); an air suction pump (12) is arranged on the right side of the purification box (4), the input end of the air suction pump (12) is hermetically connected with the right end of the purification box (4), and the output end of the air suction pump (12) is hermetically connected with an air outlet pipe (15) and a return pipe (3); one end of the air outlet pipe (15) far away from the air pump (12) extends out of the box body (1), and a second electromagnetic valve (14) is hermetically installed on the air outlet pipe (15); one end of the return pipe (3), which is far away from the air suction pump (12), is hermetically connected with the air inlet pipe (2), and a first electromagnetic valve (13) is hermetically arranged on the return pipe (3); a plurality of filter screens are arranged on the left side inside the purifying box (4), an ultraviolet lamp (11) is fixedly mounted on the right side wall inside the purifying box (4), a supporting spring (10) is arranged on the right side inside the purifying box (4), the right end of the supporting spring (10) is supported on the right side wall inside the purifying box (4), and the left end of the supporting spring (10) is supported on the filter screens; a cover (16) is arranged on the front side cover of the purifying box (4), and the cover (16) is connected with the box body (1) through a bolt (17); the surface of the box body (1) is fixedly provided with a control panel (20), the front surface of the box body (1) corresponds to the position of the purifying box (4) and is provided with a sealing door (18), the sealing door (18) is connected with the box body (1) through a hinge, and a handle (19) is arranged on the sealing door (18).

2. The air cleaning device for operating rooms as claimed in claim 1, wherein: the filter screen is followed intake pipe (2) are in proper order primary filter screen (5), ESP composite filter screen (6), HEPA high efficiency filter screen (7), active carbon filter screen (8), nanometer photocatalyst filter screen (9) to outlet duct (15) direction.

3. The air cleaning device for operating rooms as claimed in claim 1, wherein: the purifying box (4) and the box cover (16) are both semi-cylinders, and the purifying box (4) and the box cover (16) are connected through bolts (17) to form a cylindrical cavity inside.

4. The air cleaning device for operating rooms as claimed in claim 1, wherein: rubber layers are arranged on the inner walls of the purification box (4) and the box cover (16).

5. The air cleaning device for operating rooms as claimed in claim 1, wherein: and a sealing gasket is arranged between the contact surfaces of the purifying box (4) and the box cover (16).