CN216986100U

CN216986100U - Portable personal protection fresh air fan

Info

Publication number: CN216986100U
Application number: CN202123328863.6U
Authority: CN
Inventors: 张栋; 韩科; 姜凤鸣; 王峰; 陶祥利; 王海卫
Original assignee: PLA Navy Submarine College
Current assignee: PLA Navy Submarine College
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-07-19
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a portable personal protection fresh air machine, which comprises a face mask, an air supply module, an air pipe and a power supply module, wherein the face mask is provided with a first air inlet and a second air inlet; the air supply module comprises a first shell, a fan and a purification assembly; the first shell is provided with an air inlet and an air outlet; the fan is fixedly arranged in the first shell and is respectively communicated with the air inlet and the air outlet; the purification component comprises a cylindrical second shell with two open ends and a purification material arranged in the second shell; the purification component is positioned outside the first shell; one end of the air inlet is fixedly connected with the air outlet; the two ends of the air pipe are respectively connected with the air outlet and the face mask. The power supply module comprises a third shell, a control module and a first power supply; the first power supply and the control module are respectively and fixedly arranged in the third shell; the control module is respectively connected with the fan and the first power supply; one side of the first shell is fixedly connected with one side of the third shell; the first shell, the second shell and the third shell are distributed in a straight line. The utility model is convenient for users to carry and protects the safety of special operating personnel.

Description

Portable personal protection fresh air fan

Technical Field

The utility model belongs to the technical field of expiration protective articles, and particularly relates to a portable personal protection fresh air machine.

Background

With the development of economy and society, the types of human work and the working environment are diversified. The operators are required to be in toxic and harmful working environments for a long time or a short time when performing spraying, fire fighting or chemical tests. It is a necessary requirement to equip respiratory protection equipment to protect workers from the hazards of toxic and harmful gases.

At present, commercially available respiratory protection articles generally comprise a mask and a filter, and the respiratory protection articles overcome the resistance of components by autonomous respiration of a wearer, and have the conditions of unsmooth respiration, large respiratory resistance and the like in the use process. Therefore, some manufacturers have been equipped with blowers to help overcome the resistance of the components and allow smooth breathing. However, the volume and the weight of the fan are increased after the fan is arranged, the carrying and the power supply are inconvenient, and certain obstacles are caused to the use.

Disclosure of Invention

The portable personal protection fresh air machine provided by the utility model has a compact and reasonable structure, and is more convenient to carry, supply power and use.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a portable personal protection fresh air machine comprises a face mask, an air supply module, an air pipe and a power supply module;

the mask is used for being worn on the face of a user and providing clean air for the user;

the air supply module comprises a first shell, a fan and a purification assembly; the first shell is a box body matched with the fan in installation and is provided with an air inlet and an air outlet; the fan is fixedly arranged in the first shell and is respectively communicated with the air inlet and the air outlet; the purification assembly comprises a cylindrical second shell with two open ends and a purification material arranged in the second shell; the purification assembly is located outside the first housing; one end of the air inlet is connected and matched with the air inlet and is fixedly connected with the air inlet;

and two ends of the air pipe are respectively connected with the air outlet and the face mask and are used for conveying the clean air.

The power supply module comprises a third shell, a control module and a first power supply; the third shell is a square box body; the first power supply and the control module are respectively and fixedly arranged in the third shell; the control module is respectively connected with the fan and the first power supply and is used for controlling the fan to act; one side of the first shell is fixedly connected with one side of the third shell; the first shell, the second shell and the third shell are distributed linearly.

In one embodiment, the fan control device further comprises a speed regulation knob, wherein the speed regulation knob is arranged on one side of the third shell opposite to the first shell, is connected with the control module and is used for regulating the rotating speed of the fan;

and a closable hanging piece is arranged on the side plate adjacent to the speed regulation knob and the first shell and is used for being hung on the body of the user.

In one embodiment, the first power source is a rechargeable battery, which is connected with the control module; the power supply device is used for supplying power to the control module by the external power supply when the control module is connected with the external power supply and supplying power to the control module by the first power supply when the external power supply is not connected.

In an embodiment, the power supply further includes a power display module, connected to the first power supply, for displaying the remaining power of the first power supply;

the third shell is provided with a through hole matched with the electric quantity display module in installation; the electric quantity display module is fixedly installed on the through hole.

In some embodiments, the mask further comprises at least one-way air valve communicating from the inside of the mask to the outside of the mask.

In some embodiments, the purification assembly is provided with an adsorbent layer comprising any one or more of coconut shell activated carbon, zeolite molecular sieves.

In some embodiments, the lighting device further comprises a lighting lamp and a second power supply electrically connected with the lighting lamp; the second power supply is a rechargeable battery module and is fixedly connected with the illuminating lamp and then arranged above the face mask.

In some embodiments, the lighting device further comprises a connecting module, which is respectively connected with the lighting device and the face mask, and can enable the lighting device to rotate in a damping manner relative to the face mask, so as to adjust the angle of the lighting lamp relative to the face mask.

Compared with the prior art, the utility model has the advantages and positive effects that: the portable personal protection fresh air fan comprises an air supply module, an air pipe, a mask and a power supply module; two ends of the air pipe are respectively connected with the air supply module and the face mask; the air supply module comprises a first shell, a fan positioned in the first shell and a purification component positioned outside the first shell and connected with the first shell; the power supply module comprises a third shell, a first power supply and a control module, wherein the first power supply is arranged in the third shell; the control module is respectively connected with the first power supply and the fan and used for supplying power to the fan and controlling the action of the fan. The portable personal protection fresh air machine of the utility model provides clean air for users, protects the users from being damaged by polluted air in the operation site at any time and any place, and protects the safety of special operation personnel; in addition, first casing, second casing, third casing are the straight line and arrange and make air supply module, power module and the purification subassembly except that the face guard connect the back more person of facilitating the use and carry, and the operation promotes user experience.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural view of one embodiment of a portable personal protection ventilator in accordance with the present invention;

FIG. 2 is a schematic view of a first housing separated from a third housing of the embodiment of the portable personal protection ventilator of FIG. 1;

FIG. 3 is a schematic diagram of an exemplary power module configuration of the portable personal protection ventilator of FIG. 1;

FIG. 4 is a schematic view of the first housing separated from the connection structure of the purification assembly;

fig. 5 is a schematic view showing the connection structure of the lighting device and the mask separated.

In the figure, the position of the first and second end faces,

1. an air supply module; 2. a purification component; 3. a power supply module; 4. an air duct; 5. a face mask; 6. a lighting device; 7. a connection module; 8. hanging parts; 11. a first housing; 12. a fan; 21. a second housing; 31. a third housing; 32. a first power supply; 33. an electric quantity display module; 34. a speed regulation knob; 35. a switch; 36. a power outlet; 51. a one-way air valve; 61. an illuminating lamp; 62. a second power supply; 71. a first connecting member; 72. a second connecting member; 73. a third connecting member; 111. an air inlet; 112. an air outlet; 113. a connecting flange; 211. a connecting portion; 212. a grid; 311. and a through hole.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative and intended to explain the present invention and should not be construed as limiting the present invention.

Referring to fig. 1, 2, 3, 4 and 5, the utility model discloses a portable personal protection fresh air machine, which comprises an air supply module 1, a purification assembly 2, a power supply module 3, an air pipe 4 and a mask 5.

The air supply module 1 comprises a first shell 11 and a fan 12; the first casing 11 is a box body matched with the fan 12, and comprises an air inlet 111 and an air outlet 112; the fan 12 is installed in the first housing 11, and is connected and communicated with the air inlet 111 and the air outlet 112 respectively; the first shell 11 is used for fixing and protecting the fan 12; the air inlet 111 is used for air inlet of the fan 12; the air outlet 112 is used for air outlet of the fan 12.

The purification assembly 2 includes a cylindrical second casing 21 opened at both ends and a purification material disposed inside the second casing 21. One end of the second housing 21 is connected to the intake port 111.

Two ends of the air pipe 4 are respectively connected with the air outlet 112 and the face mask 5; the polluted air enters the purification component 2 from the other end of the second shell 21, enters the fan 12 from the air inlet 111 after being purified by the purification component 2, and is then sent to the mask 5 by the air pipe 4 driven by the fan 12 to be provided for a user.

The power supply module 3 comprises a third shell 31, a first power supply 32 and a control module; the control module is respectively connected with the first power supply 32 and the fan 12, and controls the first power supply 32 to supply power to the fan 12 and controls the fan 12 to operate or stop; the first power supply 32 and the control module are fixedly arranged in the first shell 11.

The third housing 31 is located on one side of the first housing 11, opposite to the second housing 21. That is, the second casing 21 and the third casing 31 are located at two opposite sides of the first casing 11, and are respectively and fixedly connected with the first casing 11, so that the first casing 11, the second casing 21 and the third casing 31 are linearly distributed.

The portable personal protection fresh air fan comprises an air supply module 1, an air pipe 4, a face mask 5 and a power supply module 3; two ends of the air pipe 4 are respectively connected with the air supply module 1 and the face mask 5; the air supply module 1 comprises a first shell 11, a fan 12 positioned in the first shell 11, and a purification component 2 positioned outside the first shell 11 and connected with the first shell 11; the power supply module 3 comprises a third shell 31, a first power supply 32 arranged in the third shell 31 and a control module; the control module is respectively connected with the first power supply 32 and the fan 12, and is used for supplying power to the fan 12 and controlling the fan 12 to act. The portable personal protection fresh air machine of the utility model provides clean air for users, protects the users from being damaged by polluted air in the operation site at any time and any place, and protects the safety of special operating personnel; in addition, first casing 11, second casing 21, third casing 31 are the linear type and arrange and make air supply module 1, power module 3 and purification subassembly 2 except that face guard 5 connect the back width and highly littleer, and the volume is littleer, and the person of facilitating the use carries and the operation in narrow and small space, promotes user experience.

In an embodiment, referring to fig. 2 and 3, the power supply module 3 further includes a speed adjusting knob 34 disposed on a side of the third housing 31 away from the first housing 11, and connected to the control module for adjusting the rotation speed of the fan 12.

The new fan of portable personal protection of this embodiment can adjust amount of wind size according to individual needs, makes the use more comfortable, promotes user experience.

In one embodiment, referring to fig. 1, 2 and 3, a closable hanging member 8 is provided on a side plate of the third housing 31 adjacent to both the side plate where the speed control knob 34 is located and the side plate connected to the first housing 11, for hanging on a user.

The new fan of portable personal protection of this embodiment prevents portable, liberates both hands, conveniently carries.

In one embodiment, the first power source 32 is a rechargeable battery module, which is connected to the control module and is controlled by the control module to supply power. Specifically, when the control module is connected with an external power supply, the external power supply supplies power; power is supplied by the first power supply 32 when no external power supply is connected.

The new fan of portable personal protection of this embodiment can use external power source and from taking charging source, increases its flexibility of use, prevents that first power supply 32 can't use when having no residual capacity.

In an embodiment, referring to fig. 2 and 3, the power supply module 3 further includes a power display module 33 connected to the first power source 32 for displaying the remaining power of the first power source 32.

The third casing 31 is provided with a through hole 311 adapted to the power display module 33, and the power display module 33 is fixedly installed on the through hole 311.

The portable personal protection fresh air machine of this embodiment conveniently looks over the residual capacity of first power 32, and the person of facilitating the use in time charges, and the condition that first power 32 does not have residual capacity and job site does not have external power source interface appears when preventing the use of portable personal protection fresh air machine, avoids unable operation or the condition of adventure operation to appear.

In an embodiment, referring to fig. 2 and 3, the power supply module 3 further includes a switch 35 and a power socket 36, which are respectively disposed on a side of the third casing 31 away from the first casing 11, and are arranged on the same side plate of the third casing 31 together with the speed adjusting knob 34, so as to facilitate operation of a user.

In an embodiment, referring to fig. 1 and 4, the air inlet 111 and the air outlet 112 are both provided with a threaded structure, and one end of the air duct 4 is provided with a threaded structure adapted to be connected with the air outlet 112; one end of the purification component 2 is provided with a connection part 211 of a threaded structure which is connected and matched with the air inlet 111, and the air pipe 4 is in threaded connection with the air outlet 112, the connection part 211 and the air inlet 111.

The new fan of portable personal protection of this embodiment makes things convenient for to connect and dismantle, makes things convenient for the change of maintenance and damage part.

In an embodiment, referring to fig. 2 and 4, a side of the first housing 11 close to the third housing 31 includes a connecting flange 113, and the first housing 11 and the third housing 31 are fixedly connected by the connecting flange 113.

The portable personal protection fresh air machine of the embodiment is connected with the first shell 11 and the third shell 31 through the connecting flange 113, so that the connecting stability is improved.

In one embodiment, referring to fig. 1 and 4, the purification assembly 2 further includes a grille 212 disposed at an end of the purification assembly 2 away from the air inlet 111.

The new fan of portable personal protection of this embodiment is through setting up the grid 212 of keeping away from air intake 111 one end at purification subassembly 2 and protect and guarantee purification material's density, guarantee purifying effect.

In some embodiments, the purification material of the purification assembly 2 is provided with an adsorbent layer comprising any one or more of coconut shell activated carbon, zeolite molecular sieves.

The new fan of portable personal protection of this embodiment increases the kind that purifies subassembly 2 absorption ion, improves air-purifying's quality.

In some embodiments, referring to fig. 1, 2 and 5, the lighting device 6 further includes a lighting lamp 61 and a second power source 62 electrically connected to the lighting lamp 61, which is a rechargeable battery module, and is disposed above the mask 5 after being fixedly connected to the lighting lamp 61.

The new fan of portable personal protection of this embodiment sets up lighting device 6 in the top of face guard 5 and makes things convenient for the operation place illumination when not good, wears inconvenient problem simultaneously with face guard 5 when solving in addition the headlight.

In some embodiments, referring to fig. 5, the lighting device 6 and the face mask 5 are connected by a connecting module 7, so that the lighting device 6 and the face mask 5 can rotate in a damping manner, and the angle of the lighting lamp 61 relative to the face mask 5 can be adjusted by a user.

The new fan of portable personal protection of this embodiment facilitates the user to use light 61.

In some embodiments, referring to fig. 5, the connection module 7 comprises a first connection member 71, a second connection member 72, a third connection member 73; the first connecting piece 71 is fixedly connected with the upper end of the face mask 5; the second connecting piece 72 is in damping rotatable connection with the first connecting piece 71; the third connecting piece 73 is fixedly connected with the second power source 62; the second connecting member 72 is fixedly connected to the third connecting member 73.

In some embodiments, referring to fig. 1, 2 and 5, the mask 5 further comprises at least one-way air valve 51 communicating from the inside of the mask 5 to the outside of the mask 5.

The portable personal protection fresh air machine of the embodiment enables purified air and air exhaled by a user to be communicated from the inside of the face mask 5 to the outside of the face mask 5 in a one-way mode, so that the air in the face mask 5 is kept clean and the oxygen content of the air in the face mask 5 is kept constantly, and the health of the user is guaranteed.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and operate, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A portable personal protection fresh air machine, comprising:

a mask for wearing on a user's face to provide clean air to the user;

the air supply module comprises a first shell, a fan and a purification assembly; the first shell is a box body matched with the fan in installation and is provided with an air inlet and an air outlet; the fan is fixedly arranged in the first shell and is respectively communicated with the air inlet and the air outlet; the purification assembly comprises a cylindrical second shell with two open ends and a purification material arranged in the second shell; the purification assembly is positioned outside the first shell; one end of the air inlet is connected and matched with the air inlet and is fixedly connected with the air inlet;

the two ends of the air pipe are respectively connected with the air outlet and the face mask and are used for conveying the clean air;

the power supply module comprises a third shell, a control module and a first power supply; the third shell is a square box body; the first power supply and the control module are respectively and fixedly arranged in the third shell; the control module is respectively connected with the fan and the first power supply and is used for controlling the fan to act; one side of the first shell is fixedly connected with one side of the third shell; the first shell, the second shell and the third shell are distributed in a straight line.

2. The portable personal protection fresh air machine of claim 1, further comprising a speed knob disposed on a side of the third housing opposite the first housing, connected to the control module, for adjusting the fan speed;

3. The portable personal protection fresh air machine of claim 1, wherein the first power source is a rechargeable battery connected to the control module; the power supply device is used for supplying power to the control module by the external power supply when the control module is connected with the external power supply and supplying power to the control module by the first power supply when the external power supply is not connected.

4. The portable personal protection fresh air machine of claim 3, further comprising a power display module connected to the first power source for displaying a remaining power of the first power source;

5. The portable personal protection ventilator of any one of claims 1-4 wherein the mask further comprises at least one-way air valve communicating from the inside of the mask to the outside of the mask.

6. The portable personal protection fresh air machine of any one of claims 1 to 4 further comprising an illumination device comprising an illumination lamp and a second power source electrically connected to the illumination lamp; the second power supply is a rechargeable battery module and is fixedly connected with the illuminating lamp and then arranged above the face mask.

7. The portable personal protection ventilator of claim 6 further comprising a connection module respectively connected to the illumination device and the mask for damping rotation of the illumination device relative to the mask for adjusting the angle of the illumination lamp relative to the mask.