CN220677182U

CN220677182U - Portable breathing gas filter

Info

Publication number: CN220677182U
Application number: CN202322234464.6U
Authority: CN
Inventors: 胡可高
Original assignee: Guangzhou Gaomu Security Equipment Co ltd
Current assignee: Guangzhou Gaomu Security Equipment Co ltd
Priority date: 2023-08-20
Filing date: 2023-08-20
Publication date: 2024-03-29
Anticipated expiration: 2033-08-20

Abstract

The utility model provides a portable breathing gas filter, which comprises a storage box, a filter assembly and a pressure regulating assembly, wherein the pressure regulating assembly is used for regulating and distributing the pressure of filtered gas, the filter assembly is fixedly arranged in the storage box through a positioning plate, the pressure regulating assembly is arranged in the storage box and is matched with the filter assembly, a low-pressure alarm assembly is further arranged on the storage box, and the low-pressure alarm assembly can give an alarm when the output pressure of the gas becomes low. The utility model can store and protect the filter and the equipment matched with the filter, is convenient to carry, can prevent the equipment from being scattered and put by personnel to knock down when in use to affect the filtration and the transmission of gas, and can automatically send out an alarm when the gas output pressure is reduced to avoid danger to the personnel.

Description

Portable breathing gas filter

Technical Field

The utility model relates to the technical field of gas filtration, in particular to a portable breathing gas filter.

Background

When a worker enters a nuclear power site, because of radiation, the worker needs to wear protective clothing, air needs to be introduced into the protective clothing from the outside through corresponding equipment and pipelines, and the introduced air needs to be ensured to be capable of being introduced, so that the air introduced into the protective clothing needs to be filtered.

The current filter is bulky, is inconvenient for the staff to carry to when using, filter and other equipment rather than matched with are unable to be concentrated to be taken in together, are touched carelessly by personnel easily and overturn and influence gas filtration and transport work, because personnel wear the protective clothing and can't see the barometer clearly constantly, consequently if gas delivery pressure becomes low, personnel can't judge that gas pressure is changing, dangerous phenomenon appears easily.

Disclosure of Invention

The utility model aims at: the automatic alarm device aims at solving the problems that the existing breathing gas filter is large in size, cannot be stored in a concentrated mode, is inconvenient to carry and cannot automatically alarm when the gas conveying pressure is reduced.

In order to achieve the above object, the present utility model provides the following technical solutions:

a portable breathing gas filter to ameliorate the above problems.

The utility model is specifically as follows:

the utility model provides a portable breathing gas filter, includes the containing box and sets up at the inside filtration subassembly of containing box, still includes:

the pressure regulating assembly is arranged in the storage box and is used for regulating and distributing the pressure of the filtered gas, and the pressure regulating assembly is matched with the filtering assembly;

the low pressure alarm assembly is arranged in the storage box and can send out an alarm when the gas output pressure is lower than a preset value.

As the preferable technical scheme of the utility model, the low-pressure alarm assembly comprises a low-pressure detection head arranged on one side of the top of the storage box, a support cylinder arranged on the inner wall of the low-pressure detection head, a compression rod arranged in the support cylinder in a sliding manner, a sealing plug arranged outside the support cylinder and a spring arranged between one end of the compression rod, far away from the sealing plug, and the inner bottom wall of the support cylinder, wherein a whistle port matched with the sealing plug is formed in the side wall of the low-pressure detection head.

As the preferable technical scheme of the utility model, the top of the storage box is provided with the barometer, and the top of the storage box is also provided with the 5G module connected with the barometer through signals.

As a preferable technical scheme of the utility model, the filter assembly comprises a micron filter, a submicron filter and an activated carbon filter which are mutually communicated, wherein the micron filter and the activated carbon filter are arranged in the storage box through positioning plates, an inlet pipe joint is arranged at the input end of the micron filter, and the inlet pipe joint extends outwards through the side wall of the storage box.

As the preferable technical scheme of the utility model, the side wall of the storage box is provided with four groups of air outlet pipe joints, and the four groups of air outlet pipe joints are symmetrically distributed on the side wall of the storage box.

As a preferable technical scheme of the utility model, the pressure regulating assembly comprises a pressure regulating valve arranged in the storage box, a flow dividing valve arranged on the pressure regulating valve, a connecting pipe arranged at the input end of the pressure regulating valve and an exhaust pipe arranged at the output end of the flow dividing valve, wherein one end of the connecting pipe, which is far away from the pressure regulating valve, is connected with the output end of the activated carbon filter, six groups of exhaust pipes are arranged, and the output ends of the six groups of exhaust pipes are respectively connected with a barometer, a low-pressure detection head and four groups of air outlet pipe joints.

Compared with the prior art, the utility model has the beneficial effects that:

in the scheme of the utility model:

through setting up filter component and pressure regulating subassembly in the containing box, not only can protect equipment, can also conveniently carry whole equipment to when equipment uses, each group equipment is concentrated and is deposited in the containing box, can avoid putting at will by personnel's collision upset and influence the transportation work of gas filtration box.

When the air pressure of the air output by the equipment becomes lower than a preset value, an alarm can be automatically sent out through the low-pressure alarm assembly to remind a person wearing the protective clothing, so that the danger caused by the fact that the person cannot see the data displayed by the air pressure meter clearly when the air becomes lower is avoided.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

FIG. 3 is a schematic diagram of a voltage regulating assembly according to the present utility model;

FIG. 4 is a schematic diagram of a low-voltage alarm assembly according to the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 6 is an enlarged view of the structure of fig. 4B according to the present utility model.

The figures indicate:

1. a storage box; 101. a positioning plate; 2. a filter assembly; 201. a micron filter; 202. a submicron filter; 203. an activated carbon filter; 3. an air pressure gauge; 4. the air outlet pipe joint; 5. a pressure regulating valve; 501. a connecting pipe; 6. a diverter valve; 601. an exhaust pipe; 7. a low pressure detection head; 701. a whistle mouth; 8. a support cylinder; 801. a compression bar; 802. a spring; 9. a sealing plug; 10. and 5G module.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model.

In the description of the present utility model, it should be noted that, the terms "upper", "lower", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or an azimuth or a positional relationship conventionally put in use of the inventive product, or an azimuth or a positional relationship conventionally understood by those skilled in the art, such terms are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

As shown in fig. 1 and fig. 2, this embodiment provides a portable breathing gas filter, including containing box 1, filter component 2 and pressure regulating subassembly, pressure regulating subassembly is arranged in adjusting and shunting the gas pressure after filtering, filter component 2 sets firmly in the inside of containing box 1 through locating plate 101, pressure regulating subassembly sets up in the inside of containing box 1 and cooperatees with filter component 2, still be equipped with low pressure alarm module on the containing box 1, low pressure alarm module can send out the alarm when gas output pressure becomes low, during the use, when staff gets into the on-the-spot work of gas, wear protective clothing earlier, then with the external air pump of the input of filter component 2, be connected with the air inlet of protective clothing with the output of filter component 2 again, make gas can be filled into in the protective clothing and provide oxygen for workman, and through the filter component 2 that sets up can carry out filtration to the gas that fills in, improve the quality of gas, then through pressure regulating subassembly can be to the gas after adjusting to suitable pressure and fill into in the protective clothing again, because filter component 2 and pressure regulating subassembly all set up in the containing box inside, can not carry out the low pressure dispersing and can not take place the change when the air pressure meter is carried by the safety device and can't take place the change and can avoid when the staff to take place the change and the dangerous pressure meter to send out, and can also avoid the danger and take place the change when the staff is convenient to send out the air pressure meter.

As shown in fig. 1, fig. 4, fig. 5 and fig. 6, as a preferred embodiment, further, the low pressure alarm assembly includes a low pressure detecting head 7 disposed at one side of the top of the storage box 1, a supporting cylinder 8 disposed at the inner wall of the low pressure detecting head 7, a compression bar 801 slidably disposed inside the supporting cylinder 8, a sealing plug 9 disposed outside the supporting cylinder 8 and a spring 802 disposed between one end of the compression bar 801 far away from the sealing plug 9 and the inner bottom wall of the supporting cylinder 8, wherein a whistle port 701 matched with the sealing plug 9 is formed on the side wall of the low pressure detecting head 7, when the gas transmitted by the gas is normal, the high pressure gas fills the low pressure detecting head 7 to press the sealing plug 9 against the whistle port 701, and seal the whistle port 701, and when the gas is reduced, the spring 802 drives the compression bar 801 to slide and reset towards the supporting cylinder 8, and then drives the sealing plug 9 to separate from the whistle port 701, and the gas passes through the whistle port at this time, so that the whistle port can remind a worker of the worker to take place to rebound, and the dangerous pressure data change due to wearing the protective clothing pressure 3.

Of course, in actual use, an air pressure sensor, a buzzer and a controller may be used as the low-pressure alarm component instead of the above structure. The air pressure sensor, the buzzer and the controller adopt the prior art.

The top of the storage box 1 is provided with a barometer 3, and the top of the storage box 1 is also provided with a 5G module 10 connected with the barometer 3 in a signal manner; because the staff entering the nuclear power site can not see the barometer 3, other staff can not enter at will, the data of the barometer 3 can be transmitted to the outside staff for real-time detection through the 5G module 10, and the safety is further improved.

As shown in fig. 2, as a preferred embodiment, on the basis of the above manner, the filter assembly 2 further includes a micron filter 201, a submicron filter 202 and an activated carbon filter 203 which are mutually communicated, wherein the micron filter 201 and the activated carbon filter 203 are both arranged in the storage box 1 through the positioning plate 101, an inlet pipe joint is arranged at an input end of the micron filter 201, and the inlet pipe joint penetrates through a side wall of the storage box 1 to extend outwards, and the micron filter 201 can be used for filtering large-particle impurities in the input gas, the submicron filter 202 can be used for filtering small-particle impurities in the gas, and finally the activated carbon filter 203 can be used for adsorbing harmful substances in the gas, so that the quality of the gas can be improved, and the harm caused by the inhalation of impurity particles in the gas by workers can be avoided.

As shown in fig. 1 and 3, further, as a preferred embodiment, on the basis of the above manner, four groups of air outlet pipe joints 4 are provided on the side wall of the storage box 1, and the four groups of air outlet pipe joints 4 are symmetrically distributed on the side wall of the storage box 1 in pairs, the pressure regulating assembly comprises a pressure regulating valve 5 arranged inside the storage box 1, a flow dividing valve 6 arranged on the pressure regulating valve 5, a connecting pipe 501 arranged at the input end of the pressure regulating valve 5, and an exhaust pipe 601 arranged at the output end of the flow dividing valve 6, wherein one end of the connecting pipe 501 far from the pressure regulating valve 5 is connected with the output end of an activated carbon filter 203, six groups of exhaust pipes 601 are provided, and the output ends of the six groups of exhaust pipes 601 are respectively connected with a barometer 3, a low pressure detecting head 7 and four groups of air outlet pipe joints 4, when in use, after being filtered, the air can be discharged into the pressure regulating valve 5 through the arranged pressure regulating valve 5, and then the air can be respectively discharged into the barometer 3, the low pressure detecting head 7 and each group of air outlet pipe joints 4 through each group of exhaust pipe 601, so that the air can be filled into the protective clothing and the pressure can be detected.

The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and although the present utility model has been described in detail in the present specification with reference to the above embodiments, the present utility model is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present utility model; all technical solutions and modifications thereof that do not depart from the spirit and scope of the utility model are intended to be included in the scope of the appended claims.

Claims

1. A portable respiratory gas filter, comprising:

a storage box (1);

the filter component is arranged inside the storage box (1) and is characterized in that,

further comprises:

the pressure regulating assembly is arranged in the storage box (1) and is used for regulating and distributing the pressure of the filtered gas and is matched with the filtering assembly (2);

the low-pressure alarm assembly is arranged in the storage box (1), and can send out an alarm when the gas output pressure is lower than a preset value.

2. The portable respiratory gas filter according to claim 1, wherein the low pressure alarm assembly comprises a low pressure detecting head (7) arranged on one side of the top of the storage box (1), a supporting cylinder (8) arranged on the inner wall of the low pressure detecting head (7), a pressing rod (801) arranged inside the supporting cylinder (8) in a sliding manner, a sealing plug (9) arranged outside the supporting cylinder (8) on the pressing rod (801), and a spring (802) arranged between one end, far away from the sealing plug (9), of the pressing rod (801) and the inner bottom wall of the supporting cylinder (8), wherein a whistle (701) matched with the sealing plug (9) is formed in the side wall of the low pressure detecting head (7).

3. The portable breathing gas filter according to claim 1, characterized in that the top of the storage box (1) is provided with a barometer (3), and the top of the storage box (1) is further provided with a 5G module (10) in signal connection with the barometer (3).

4. A portable respiratory gas filter according to claim 3, wherein the filter assembly (2) comprises a micrometer filter (201), a submicron filter (202) and an activated carbon filter (203) which are arranged in communication, wherein the micrometer filter (201) and the activated carbon filter (203) are arranged in the storage box (1) through the positioning plate (101), an inlet pipe joint is arranged at the input end of the micrometer filter (201), and the inlet pipe joint extends outwards through the side wall of the storage box (1).

5. The portable breathing gas filter according to claim 4, wherein the side wall of the storage box (1) is provided with four groups of gas outlet pipe joints (4), and the four groups of gas outlet pipe joints (4) are symmetrically distributed on the side wall of the storage box (1).

6. The portable respiratory gas filter according to claim 5, wherein the pressure regulating assembly comprises a pressure regulating valve (5) arranged in the storage box (1), a flow dividing valve (6) arranged on the pressure regulating valve (5), a connecting pipe (501) arranged at the input end of the pressure regulating valve (5) and an exhaust pipe (601) arranged at the output end of the flow dividing valve (6), wherein one end of the connecting pipe (501) far away from the pressure regulating valve (5) is connected with the output end of the activated carbon filter (203), the exhaust pipe (601) is provided with six groups, and the output ends of the six groups of exhaust pipes (601) are respectively connected with the barometer (3), the low-pressure detection head (7) and the four groups of exhaust pipe joints (4).