Gas filtering device for diving operation

Abstract

The utility model discloses a gas filtering device for diving operation, and relates to the technical field of occupational health and safety. The dust removal filter is used for filtering solid particles in gas, and a gas inlet is formed in the dust removal filter; the water removal filter is connected with the dust removal filter and is used for adsorbing moisture in the gas; the oil removal filter is connected with the water removal filter and is used for filtering grease in the gas; the tiny oil filter is connected with the oil removal filter and is used for further filtering grease and odor in the gas, and the tiny oil filter is connected with a gas outlet pipe. The device disclosed by the utility model has the beneficial effects that solid particles, moisture, grease and odor in compressed gas are efficiently removed through the synergistic effect of the dust removal filter, the water removal filter, the oil removal filter and the micro-oil filter.

Description

Technical Field

[0001] The utility model relates to the technical field of occupational health and safety, and in particular to a diving operation gas filtering device. Background Art

[0002] Diving is an activity that requires high expertise and skills, and the safety and health of divers are of paramount importance. In diving operations, due to the particularity of the underwater environment, divers need to breathe specially treated gases to sustain their lives. However, existing compressed gas filtration devices often have a single function and cannot effectively remove a variety of pollutants in the air, such as solid particles, moisture, grease, and odor, posing a threat to the health and life safety of divers. Summary of the invention

[0003] The utility model aims to provide a gas filtering device for diving operations in view of the problem that the compressed gas filtering device in the prior art often has a single function.

[0004] To achieve the above purpose, the utility model adopts the following technical solution: a diving operation gas filtering device, characterized in that it includes:

[0005] The dust filter 2 is used to filter solid particles in the gas. The dust filter 2 is provided with a high-purity fine glass fiber cotton filter element, which can effectively filter fine particles in the air, improve air quality, reduce the spread of allergens, and protect people's health. The dust filter 2 is provided with a gas inlet 1 for introducing the compressed gas to be filtered;

[0006] A water removal filter 3 is connected to the dust removal filter 2, wherein the water removal filter 3 has a high-purity glass fiber filter element therein for absorbing moisture in the gas;

[0007] The oil removal filter 4 is connected to the water removal filter 3, wherein the oil removal filter 4 is provided with a HV high-purity glass fiber filter element for filtering grease in the gas;

[0008] The micro-oil filter 5 is connected to the oil removal filter 4 . The micro-oil filter 5 is provided with a HV glass fiber mesh filter element for further filtering grease and odor in the gas. The micro-oil filter 5 is connected to an air outlet pipe 7 .

[0009] Furthermore, it also includes a moisture absorber 6 arranged under each filter.

[0010] Furthermore, the water removal filter 3 is provided with a high-purity glass fiber filter element.

[0011] Furthermore, the oil removal filter 4 is provided with a HV high-purity glass fiber filter element.

[0012] Furthermore, the micro-oil filter 5 is provided with a HV glass fiber mesh filter element.

[0013] Furthermore, the gas outlet pipe 7 is provided with three gas outlets 8 for outputting filtered clean gas.

[0014] Furthermore, a control valve 9 for controlling the outlet gas discharge volume is provided in front of the gas outlet 8 .

[0015] Furthermore, the dust removal filter 2, water removal filter 3, oil removal filter 4 and micro-oil filter 5 are all made of stainless steel.

[0016] After adopting the above technical scheme, the beneficial effect of the utility model is: through the synergistic effect of the dust removal filter, the water removal filter, the oil removal filter and the micro-oil filter, efficient removal of solid particles, moisture, grease and odor in the compressed gas is achieved.

[0017] Due to the use of stainless steel materials, stainless steel compressed air filters have a long service life and good corrosion resistance, and are suitable for high temperature, high humidity, and high salt working environments and requirements such as near water and the ocean. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0019] Figure 1 It is a connection diagram of each filter in the utility model.

[0020] Figure 2 It is a schematic diagram of the structure of each filter in the utility model.

[0021] Explanation of the reference numerals: gas inlet 1, dust removal filter 2, water removal filter 3, oil removal filter 4, micro-oil filter 5, moisture absorber 6, gas outlet pipe 7, gas outlet 8, control valve 9. DETAILED DESCRIPTION

[0022] See also Figure 1-2 As shown, the technical solution adopted in this specific embodiment is: a gas filtering device for diving operations, which includes: a dust removal filter 2, a water removal filter 3, an oil removal filter 4 and a micro-oil filter 5 connected in sequence.

[0023] The dust filter 2 is provided with a gas inlet 1 for introducing the compressed gas to be filtered. The dust filter 2 is used to filter solid particles in the gas. The dust filter 2 is provided with a high-purity fine glass fiber cotton filter element. The high-purity fine glass fiber cotton filter element can effectively filter fine particles in the air, improve air quality, and reduce the spread of allergens.

[0024] The dewatering filter 3 is used to absorb moisture in the gas. One end of the dewatering filter 3 is connected to the dust removal filter 2. A high-purity glass fiber filter element is provided in the dewatering filter 3. The high-purity glass fiber filter element has a high filtering accuracy and can filter out particles with a diameter of more than 0.1 microns.

[0025] The oil removal filter 4 is used to filter grease in the gas. One end of the oil removal filter 4 is connected to the water removal filter 3. The oil removal filter 4 has an HV high-purity glass fiber filter element. The HV high-purity glass fiber filter element has good durability and stability, can maintain the filtering effect for a long time, has good moisture resistance and chemical corrosion resistance, and its filtering performance can remain stable even in an environment with high humidity or the presence of chemical substances.

[0026] The micro-oil filter 5 is used to further filter the grease and odor in the gas. One end of the micro-oil filter 5 is connected to the oil removal filter 4, and the other end is connected to the outlet pipe 7. The micro-oil filter 5 is provided with an HV glass fiber mesh filter element. The HV glass fiber mesh filter element can reduce harmful substances and odor in the air, improve compressed gas, and protect people's health.

[0027] The dust removal filter 2, the water removal filter 3, the oil removal filter 4 and the micro-oil filter 5 are all made of stainless steel. A moisture absorber 6 is provided below the dust removal filter 2, the water removal filter 3, the oil removal filter 4 and the micro-oil filter 5 for discharging residual moisture in each filter.

[0028] Three gas outlets 8 arranged in parallel on the gas outlet pipe 7 are used to output the filtered clean gas.

[0029] The working principle of the utility model is as follows: first, the compressed gas to be filtered is connected to the gas inlet 1 according to the needs of diving operations, and the tiny solid particles in the gas are removed through preliminary filtration by the dust removal filter 2. Then, the water in the gas is removed through the adsorption effect of the water removal filter 3. Then, the grease in the gas is filtered through the high-efficiency oil removal filter 4. Finally, the residual grease and odor in the gas are further removed through the micro-oil filter 5.

[0030] At the same time, automatic cleaning drainage is added under each filter to improve the stability and safety of the filtered gas.

[0031] The compressed gas filtering device for diving operations of the present invention has the characteristics of high efficiency, durability, and convenient cleaning and maintenance, and can greatly improve the efficiency and safety of diving operations.

[0032] The above description is only used to illustrate the technical solution of the utility model rather than to limit it. Other modifications or equivalent substitutions made to the technical solution of the utility model by ordinary technicians in this field should be included in the scope of the claims of the utility model as long as they do not depart from the spirit and scope of the technical solution of the utility model.

Claims

1. A gas filtering device for diving operations, characterized in that: It includes: A dust removal filter (2) for filtering solid particles in the gas, wherein the dust removal filter (2) is provided with a gas inlet (1); A water removal filter (3) connected to the dust removal filter (2) for absorbing moisture in the gas; An oil removal filter (4) connected to the water removal filter (3) for filtering grease in the gas; The micro-oil filter (5) is connected to the oil removal filter (4) and is used to further filter grease and odor in the gas. The micro-oil filter (5) is connected to an air outlet pipe (7).

2. A gas filter device for diving operations according to claim 1, characterized in that: It also includes a moisture absorber (6) arranged below each filter.

3. A gas filter device for diving operations according to claim 1, characterized in that: The water removal filter (3) is provided with a high-purity glass fiber filter element.

4. A gas filtering device for diving operations according to claim 1, characterized in that: The oil removal filter (4) is provided with an HV high-purity glass fiber filter element.

5. A gas filtering device for diving operations according to claim 1, characterized in that: The micro-oil filter (5) has an HV glass fiber mesh filter element disposed therein.

6. A gas filtering device for diving operations according to claim 1, characterized in that: The gas outlet pipe (7) is provided with three gas outlets (8).

7. A gas filtering device for diving operations according to claim 6, characterized in that: The gas outlet (8) is provided with a control valve (9).

8. A gas filtering device for diving operations according to claim 1, characterized in that: The filters are all made of stainless steel.

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