CN221107599U

CN221107599U - Air purifying device

Info

Publication number: CN221107599U
Application number: CN202322515296.8U
Authority: CN
Inventors: 高永春; 赵洪霞; 高飒鸽; 赵洪梅; 孙振宇; 赵红英; 孙丽娜; 蒋冬青
Original assignee: Jinan Tianfang Purification Engineering Co ltd
Current assignee: Jinan Tianfang Purification Engineering Co ltd
Priority date: 2023-09-15
Filing date: 2023-09-15
Publication date: 2024-06-11
Anticipated expiration: 2033-09-15

Abstract

The utility model discloses an air purification device, which belongs to the technical field of air purification and comprises a shell, a gas transmission component for transmitting gas and an active carbon filter screen arranged in the shell, wherein the active carbon filter screen divides the inner space of the shell into a first cavity and a second cavity, the first cavity is communicated with the gas to be purified, and the second cavity is communicated with the gas transmission component; the shell is fixedly connected with a steam pipeline which is communicated with the first cavity and used for conveying steam into the first cavity; the gas delivery assembly comprises a first pipeline and a second pipeline which are fixedly communicated, and the first pipeline is communicated with the second cavity. According to the utility model, through the humidity alarm and the steam pipeline, the saturation state of the active carbon filter screen is detected by utilizing the characteristic that the active carbon filter screen can absorb steam, so that the active carbon filter screen can be replaced as soon as possible after being saturated, and the purifying effect of gas to be purified is ensured.

Description

Air purifying device

Technical Field

The utility model belongs to the technical field of air purification, and particularly relates to an air purification device.

Background

When the laboratory performs scientific research and other works, certain harmful and toxic waste gas is generated, so that the part of harmful gas needs to be purified to prevent the harmful gas from damaging the health of staff, and the effect of preventing the harmful gas from polluting the environment is also achieved.

At present, for the purification of the harmful gas, most of activated carbon adsorption purification is adopted, for example, chinese patent publication No. CN207805322U discloses an activated carbon purification box for a laboratory, which comprises a box body, wherein two ends of the box body are respectively an air inlet end and an air outlet end, a left baffle plate and a right baffle plate are respectively arranged in the middle of the box body, the right baffle plate and the air inlet end are opposite and are arranged perpendicular to a box bottom plate, an upper air inlet is formed between the top end of the right baffle plate and a box top plate, the left baffle plate and the air outlet end are opposite and are arranged perpendicular to the box top plate, a lower air outlet is formed between the bottom end of the left baffle plate and the box bottom plate, a placing frame is arranged between the right baffle plate and the left baffle plate at an upper-lower interval, and an activated carbon adsorption filler plate is inserted in the placing frame; the left side panel and the right side panel of the box body are respectively provided with a material taking opening, the easily-detachable side plate is arranged in the material taking openings through bolts, sealing strips are arranged between the easily-detachable side plate and the material taking openings, and the middle part of the easily-detachable side plate is provided with a concealed door handle. The activated carbon purifying box for the laboratory has the advantages of better purifying effect and convenient operation.

The technical scheme provided by the patent still has the following defects in actual use:

Because the active carbon can utilize the aperture on its surface to adsorb the harmful substance in the harmful gas, consequently can appear the little Kong Zhuangman on active carbon surface after long-time absorption, also appear the saturated state of active carbon promptly to lead to the active carbon unable to continue to adsorb harmful substance, but because do not have the function of detecting active carbon saturated state in the prior art, lead to the active carbon unable timely discovery after saturation.

Disclosure of utility model

The utility model aims at: in order to solve the problems noted in the background art, an air cleaning apparatus is proposed.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The air purification device comprises a shell, a gas transmission component for transmitting gas and an active carbon filter screen arranged in the shell, wherein the active carbon filter screen divides the inner space of the shell into a first cavity and a second cavity, the first cavity is communicated with the gas to be purified, and the second cavity is communicated with the gas transmission component;

The shell is fixedly connected with a steam pipeline which is communicated with the first cavity and used for conveying steam into the first cavity;

The gas transmission assembly comprises a first pipeline and a second pipeline which are fixedly communicated, the included angle between the first pipeline and the second pipeline is 45-150 degrees, the first pipeline is communicated with the second cavity, a humidity alarm used for detecting the humidity in the gas transmission assembly is arranged on the second pipeline in a sealing mode, and the humidity alarm is located on an axial extension line of the first pipeline.

Preferably, the steam pipeline comprises a main pipe and a plurality of branch pipes which are arranged in parallel, the branch pipes are all positioned in the first cavity, the branch pipes are communicated with the main pipe, and a plurality of nozzles are fixedly communicated on the pipe sections of the branch pipes.

Preferably, the nozzle is arranged on one side of the branched pipe far away from the active carbon filter screen.

Preferably, the steam pipeline further comprises a uniform air pipe, the branch pipes are communicated with the branch pipes through the uniform air pipe, and the uniform air pipe is fixedly connected with the shell.

Preferably, the angle between the first pipe and the second pipe is equal to the angle.

Preferably, the humidity alarm is fixedly installed in the sealing shell, the sealing shell is fixed on the second pipeline, and a frame-shaped sealing gasket is arranged between the sealing shell and the second pipeline.

Preferably, the gas transmission assembly further comprises a third pipeline fixedly connected with the second pipeline.

Preferably, the first pipeline is communicated with the second cavity through the gas collecting hood.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. According to the utility model, the saturation state of the active carbon filter screen is detected by the humidity alarm and the steam pipeline, which are arranged, by utilizing the characteristic that the active carbon filter screen can absorb steam, so that the active carbon filter screen can be replaced as soon as possible after being saturated, the purifying effect of gas to be purified is ensured, and the humidity alarm is arranged on the axial extension line of the first pipeline, so that the gas passing through the first pipeline can be comprehensively detected, the accuracy of the detection result is improved, and the installation and the disassembly of the humidity alarm are convenient.

2. According to the utility model, the water vapor can be uniformly input into the first cavity through the branch pipe and the nozzle arranged on the branch pipe, so that the water vapor can comprehensively enter the active carbon filter screen, on one hand, the water vapor can uniformly and comprehensively contact the active carbon filter screen, the detection accuracy is improved, and on the other hand, the active carbon filter screen can be prevented from being partially excessively wet.

Drawings

FIG. 1 is a schematic diagram of an air purifying apparatus according to the present utility model;

FIG. 2 is a schematic diagram of a steam pipe of an air purifying device according to the present utility model;

FIG. 3 is a schematic cross-sectional perspective view of an air purifying apparatus according to the present utility model;

fig. 4 is a schematic structural diagram of a gas delivery assembly of an air purifying device according to the present utility model.

Legend description: 1. a housing; 11. a first cavity; 12. a second cavity; 2. a gas delivery assembly; 21. a first pipe; 22. a second pipe; 23. a third conduit; 24. a gas collecting hood; 3. an active carbon filter screen; 4. a humidity alarm; 41. a sealed housing; 42. a sealing gasket; 5. a steam pipe; 51. a gas homogenizing pipe; 52. a header pipe; 53. a branch pipe; 54. and (3) a nozzle.

Detailed Description

The utility model will now be described with reference to specific examples.

As shown in fig. 1 to 4, the air purification device of the embodiment comprises a housing 1, a gas transmission component 2 for transmitting gas, and an activated carbon filter screen 3 arranged in the housing 1, wherein the activated carbon filter screen 3 is used for adsorbing harmful substances in the gas to be purified so as to achieve the purification of the gas to be purified, the activated carbon filter screen 3 divides the inner space of the housing 1 into a first cavity 11 and a second cavity 12, the first cavity 11 is communicated with the gas to be purified, the second cavity 12 is communicated with the gas transmission component 2, in actual use, the gas to be purified is blown into the first cavity 11 through a fan and other equipment, then enters the second cavity 12 after being adsorbed by the activated carbon filter screen 3, and the purified gas is discharged by the gas transmission component 2.

The improvement points of the utility model are that:

As shown in fig. 1 to 3, a steam pipeline 5 is fixedly connected to the housing 1, one end of the steam pipeline 5 is communicated with the first cavity 11, the steam pipeline 5 can convey steam into the first cavity 11 at intervals, the other end of the steam pipeline 5 is communicated with the steam generator, so that the steam generated by the steam generator can enter the first cavity 11 through the steam pipeline 5, the steam enters the gas transmission assembly 2 after being adsorbed by the active carbon filter screen 3 and is detected by the humidity alarm 4 arranged on the gas transmission assembly 2, if the steam is adsorbed by the active carbon filter screen 3, the humidity alarm 4 cannot detect the steam, otherwise, if the steam is not adsorbed by the active carbon filter screen 3, or the adsorption effect of the active carbon filter screen 3 on the steam is poor, the humidity alarm 4 can detect the steam, and at the moment, the humidity alarm 4 prompts a worker to process; here, steam is not adsorbed by the activated carbon filter 3, and the surface activated carbon filter 3 has reached a saturated state, and cannot continue to absorb harmful substances, so that the humidity alarm 4 sends a warning to indicate that the activated carbon filter 3 needs to be replaced, and in this embodiment, the type of the humidity alarm 4 may be S265.

As shown in fig. 1 and fig. 4, the gas transmission assembly 2 includes a first pipe 21 and a second pipe 22 which are fixedly connected, an included angle between the first pipe 21 and the second pipe 22 is between 45 ° and 150 °, in this embodiment, the included angle between the first pipe 21 and the second pipe 22 is 90 °, the first pipe 21 is communicated with the second cavity 12, a humidity alarm 4 for detecting humidity in the gas transmission assembly 2 is sealingly mounted on the second pipe 22, and the humidity alarm 4 is located on an axial extension line of the first pipe 21, so that gas in the first pipe 21 can impinge on an inner wall surface of the second pipe 22, that is, impinge on a detection probe of the humidity alarm 4, so that comprehensive detection of humidity can be performed on gas passing through the interior of the first pipe 21.

The gas transmission assembly 2 further comprises a third pipeline 23 fixedly connected with the second pipeline 22, and the first pipeline 21 is communicated with the second cavity 12 through a gas collecting hood 24.

In actual use, when the activated carbon filter screen 3 needs to be detected to be saturated, a proper amount of steam can be introduced into the first cavity 11 by utilizing the steam pipeline 5, after the steam is mixed into the gas to be purified, the gas purified by the activated carbon filter screen 3 enters the first pipeline 21 from the second cavity 12, then enters the inner wall surface of the second pipeline 22, and then is output by the second pipeline 22, because the humidity alarm 4 is positioned on the axial extension line of the first pipeline 21, the gas is impacted on the detection probe of the humidity alarm 4, the detection probe can complete the comprehensive detection of the gas to measure the humidity of the gas, if the steam is absorbed by the activated carbon filter screen 3, the humidity alarm 4 cannot detect the steam, otherwise, if the steam is not absorbed by the activated carbon filter screen 3, or the absorption effect of the activated carbon filter screen 3 on the steam is poor, the humidity alarm 4 can detect the steam, and the humidity alarm 4 can prompt a worker to replace the activated carbon filter screen 3.

In the above-mentioned scheme, through humidity alarm 4 and steam pipe 5 that set up, utilize the characteristic that activated carbon filter screen 3 can adsorb vapor to detect activated carbon filter screen 3's saturation state to change it as early as possible after activated carbon filter screen 3 saturates, ensure the purifying effect of treating the purifying gas, moreover, through setting up humidity alarm 4 on the axial extension of first pipeline 21, thereby can carry out comprehensive detection to the gas through first pipeline 21, improve the degree of accuracy of testing result, and made things convenient for the installation and the dismantlement of humidity alarm 4.

Further, in order to prevent the local humidity of the activated carbon filter screen 3 from being too high, a homogenizing structure for steam is provided, specifically, as shown in fig. 2 and 3, the steam pipeline 5 comprises a homogenizing pipe 51, a main pipe 52 and a plurality of branched pipes 53 which are mutually parallel, the branched pipes 53 are all positioned in the first cavity 11, the branched pipes 53 are communicated with the branched pipes 53 through the homogenizing pipe 51, the homogenizing pipe 51 is fixedly connected with the shell 1, a plurality of nozzles 54 are fixedly communicated on the pipe section of the branched pipes 53, and the nozzles 54 are arranged on one side of the branched pipes 53 far away from the activated carbon filter screen 3.

Through setting up the branch pipe 53 and setting up the nozzle 54 on the branch pipe 53 can be with the even input of vapor to the inside of first cavity 11 to make the inside that vapor can comprehensive enter into active carbon filter screen 3, on the one hand can make vapor and active carbon filter screen 3 even comprehensive contact, improve the detection accuracy, on the other hand also can prevent that active carbon filter screen 3 part from excessively wetting.

As shown in fig. 4, the humidity alarm 4 is fixedly installed inside the sealing case 41, the sealing case 41 is fixed to the second pipe 22 by bolts, and a frame-shaped gasket 42 is provided between the sealing case 41 and the second pipe 22.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The air purification device comprises a shell (1), a gas transmission component (2) for transmitting gas and an active carbon filter screen (3) arranged in the shell (1), and is characterized in that the active carbon filter screen (3) divides the inner space of the shell (1) into a first cavity (11) and a second cavity (12), the first cavity (11) is communicated with the gas to be purified, and the second cavity (12) is communicated with the gas transmission component (2);

A steam pipeline (5) is fixedly connected to the shell (1), and the steam pipeline (5) is communicated with the first cavity (11) and conveys steam into the first cavity (11);

The gas transmission assembly (2) comprises a first pipeline (21) and a second pipeline (22) which are fixedly communicated, the included angle between the first pipeline (21) and the second pipeline (22) is 45-150 degrees, the first pipeline (21) is communicated with the second cavity (12), a humidity alarm (4) for detecting the humidity in the gas transmission assembly (2) is arranged on the second pipeline (22) in a sealing mode, and the humidity alarm (4) is located on an axial extension line of the first pipeline (21).

2. An air cleaning device according to claim 1, wherein the steam pipe (5) comprises a main pipe (52) and a plurality of branch pipes (53) arranged in parallel with each other, the branch pipes (53) are all positioned in the first cavity (11), the branch pipes (53) are communicated with the main pipe (52), and a plurality of nozzles (54) are fixedly communicated with the pipe sections of the branch pipes (53).

3. An air cleaning device according to claim 2, wherein the nozzle (54) is arranged at the side of the branch pipe (53) remote from the activated carbon filter screen (3).

4. An air cleaning device according to claim 2 or 3, wherein the steam pipe (5) further comprises a homogenizing pipe (51), the branch pipe (53) is communicated with the branch pipe (53) through the homogenizing pipe (51), and the homogenizing pipe (51) is fixedly connected with the housing (1).

5. An air cleaning device according to claim 1, wherein the angle between the first duct (21) and the second duct (22) is 90 °.

6. An air cleaning device according to claim 1, wherein the humidity alarm (4) is fixedly mounted inside a sealing case (41), the sealing case (41) is fixed on the second duct (22), and a frame-shaped gasket (42) is provided between the sealing case (41) and the second duct (22).

7. An air cleaning device according to claim 1, wherein the air delivery assembly (2) further comprises a third conduit (23) fixedly connected to the second conduit (22).

8. An air cleaning device according to claim 1, wherein the first duct (21) communicates with the second chamber (12) via a gas-collecting hood (24).