CN213609492U

CN213609492U - Integrated driving filtering respirator with tightness detection function

Info

Publication number: CN213609492U
Application number: CN202022219657.0U
Authority: CN
Inventors: 李成; 吴立琼; 丁超; 陈平绪; 唐磊
Original assignee: Guangdong Kingfa Science and Technology Co Ltd
Current assignee: Guangdong Kingfa Science and Technology Co Ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-07-06
Anticipated expiration: 2030-09-30

Abstract

The utility model relates to a protector technical field discloses a take integral type drive filter respirator that driving fit detected, including face guard and filter equipment, the inboard of face guard is equipped with the protection chamber, the protection chamber is used for the cover to establish and realizes keeping apart the protection at user's face, the protection intracavity is equipped with particulate matter detection device, be equipped with the alarm on the face guard, particulate matter detection device with the alarm electricity is connected, be equipped with air intake and air outlet on the face guard, filter equipment sets up on the air intake, be equipped with the check valve on the air outlet. Adopt the utility model discloses technical scheme's integral type drive that takes driving fit to detect filters respirator can detect the driving fit of face guard to can in time remind user's adjustment face guard position and angle when the driving fit is not enough, thereby ensure user's personal safety.

Description

Integrated driving filtering respirator with tightness detection function

Technical Field

The utility model relates to a protector technical field especially relates to an integral type drive filter respirator that takes driving fit to detect.

Background

The drive filters the respirator, is to particulate matter polluted environment's convenient to use, functional diversity's respiratory protection system, and the drive filters the respirator and has electronic air supply, automatic air current control, advantages such as no respiratory resistance. The electric fan driving the filtering respirator provides air flow and an external air supply system is required.

A separation type drive filter is a filter type respirator which overcomes component resistance by providing air flow by an external device, and an external air supply device is required to be arranged, the air supply device is separated from the filter, the weight of the filter is not increased while the ventilation condition is improved, meanwhile, the discomfort caused by noise generated by an electric fan or a motor of the air supply device can be reduced, and the comfort level is improved.

However, there are many disadvantages to the currently marketed driven filtered respirators:

1. because of the differences in face shape, size and fullness, existing driven filtering respirators cannot fit everyone, and the fact proves that some people with small faces have poor mask adhesion, and the risk of many medical staff is increased virtually during the patient care period, and for medical staff, the risk caused by poor mask adhesion is more concerned.

2. Along with the extension of the wearing time of the respirator or the face mask, the probability of the damage of the air supply part of the mask or the face mask is increased, and the air supply part is often overlooked in work and is not easy to find, so that potential safety hazards are easily caused.

3. Researches show that when people are in a static state and an active state, the tightness of the mask is greatly different, and people can be worn loosely during frequent activities, so that the people can be exposed to the air with viruses or pollutants, and the protection effect is lost.

4. The existing separation type driving filtering respirator can only detect the air quantity, the electric quantity and the like of an air supply device, and does not have an alarm device for detecting the sealing property.

Therefore, a driving filtering respirator with a sealing performance detection function is urgently needed, when the filter is not well attached to the face of a user, the sealing performance of the face mask is not enough, the face mask is timely prompted to leak, a user is reminded to timely adjust the face mask to be worn again, and the use safety of the user is guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a take integral type drive filter respirator that the adaptation detected, this take integral type drive filter respirator that the adaptation detected can detect the adaptation of face guard to can in time remind user's adjustment face guard's position and angle when the adaptation is not enough, thereby ensure user's personal safety.

In order to realize the above object, the utility model provides a take integral type drive filter respirator that driving fit detected, including face guard and filter equipment, the inboard of face guard is equipped with the protection chamber, the protection chamber is used for the cover to establish and realizes keeping apart the protection at user's face, the protection intracavity is equipped with particulate matter detection device, be equipped with the alarm on the face guard, particulate matter detection device with the alarm electricity is connected, be equipped with air intake and air outlet on the face guard, filter equipment sets up on the air intake, be equipped with the check valve on the air outlet.

Preferably, the filter device is arranged inside and/or outside the air inlet.

Preferably, the filter device comprises a filter element and filter cotton.

Preferably, the integrated driving filtering respirator with the tightness detection function further comprises an air supply device and a controller, the air supply device, the alarm and the particulate matter detection device are all electrically connected with the controller, and the air supply device is arranged on the inner side of the air inlet.

Preferably, the air supply device comprises a fan and a lithium battery for supplying power to the fan, and the lithium battery is electrically connected with the fan.

Preferably, a mounting bracket is arranged in the air inlet, the filtering device is arranged on the outer side of the mounting bracket, and the air supply device is arranged on the inner side of the mounting bracket.

Preferably, the outer diameter of the face mask is gradually increased from top to bottom, the air outlet is arranged near the top of the face mask, and the air inlet is located below the air outlet.

As preferred scheme, be equipped with a plurality of inspection holes that are linked together with the face guard outside on the face guard, particulate matter detection device with the inspection hole links to each other through comparing the pipe, the face guard with the position that the inspection hole is relative is equipped with blocking device, blocking device with inject between the face guard and detect the chamber, particulate matter detection device set up in detect the intracavity, be equipped with the sampling hole on the blocking device, particulate matter detection device with the sampling hole passes through the sampling pipe and links to each other.

As a preferred scheme, the integrated driving filtering respirator with the tightness detection function further comprises an outer cover, wherein a plurality of air inlet holes are formed in the outer cover, and the outer cover covers the outer side of the filtering device.

Preferably, the part of the mask, which is attached to the face of the user, is provided with an attaching part made of silica gel.

The embodiment of the utility model provides a take integral type drive filter respirator that driving fit detected, compare with prior art, its beneficial effect lies in:

the utility model discloses take integral type drive filter respirator that driving fit detected can detect the particulate matter concentration in the gas in the face guard through setting up particulate matter detection device, when the particulate matter concentration in the face guard surpassed the scope of settlement, then judge that the seal of face guard is unqualified to can be through the seal of real-time supervision face guard, remind wearing posture or wearing the angle of user's adjustment respirator through the alarm, thereby ensure user's safety in utilization. Further, particulate matter detection device sets up in the face guard to avoid the external other devices of face guard, be convenient for wear of face guard. In addition, be equipped with the air intake on the face guard to avoid the phenomenon of user's breathing difficulty to take place, be equipped with filter equipment on the air intake, thereby filter the gas that gets into in the face guard, thereby ensured the security that the user breathes in gas.

Drawings

FIG. 1 is an exploded view of an embodiment of the present invention with an integrated drive filter respirator for leak detection;

FIG. 2 is a schematic diagram of an embodiment of the present invention with an integrated drive filter respirator for fit detection;

in the figure, the device comprises a face mask 1, a face mask 1a, an air outlet 1b, an air inlet 2, a particulate matter detection device 3, an alarm 4, a filtering device 5, an outer cover 6, a fitting part 7, a support 8, an air supply device 9, a detection hole 10, a blocking device 10a and a detection cavity.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-2, the utility model discloses a take integral type drive filter respirator that driving fit detected of preferred embodiment, including face guard 1 and filter equipment 4, the inboard of face guard 1 is equipped with the protection chamber, the protection chamber is used for the cover to establish and realizes the isolation protection at user's face, the protection intracavity is equipped with particulate matter detection device 2, be equipped with alarm 3 on the face guard 1, particulate matter detection device 2 is connected with alarm 3 electricity, be equipped with air intake 1b and air outlet 1a on the face guard 1, filter equipment 4 sets up on air intake 1b, thereby ensure to get into the gas pureness in the face guard 1, be equipped with check valve (not shown in the figure) on the air outlet 1a, thereby the waste gas of convenient to use person's breathing. Optionally, the alarm 3 may be a speaker, a warning light or other warning device capable of reminding the user. The selection can be made by those skilled in the art according to the actual application.

Based on above technical scheme, can detect the particulate matter concentration in the gas in the face guard 1 through setting up particulate matter detection device 2, when the particulate matter concentration in the face guard 1 surpassed the scope of settlement, then judge that the seal of face guard 1 is unqualified to can remind wearing the posture or wearing the angle of user adjustment respirator through the seal of real-time supervision face guard 1 through the alarm, thereby ensure user's safety in utilization. Further, particulate matter detection device 2 sets up in face guard 1 to avoid face guard 1 external other devices, be convenient for wear of face guard 1. In addition, be equipped with air intake 1b on the face guard 1 to avoid the phenomenon of user's breathing difficulty to take place, be equipped with filter equipment 4 on air intake 1b, thereby filter the gas that gets into in the face guard 1, thereby ensured the security that the user breathes in gas.

Optionally, the filtering device 4 is disposed at the inner side and/or the outer side of the air inlet 1b, wherein when the filtering device 4 is disposed at the inner side of the air inlet 1b, the inner side of the air inlet 1b can be protected by the mask and is not easily damaged, and when the inner side of the air inlet 1b is disposed at the outer side of the air inlet 1b, it can be ensured that the gas entering the mask 1 is pure gas, and it can be ensured that the mask 1 is clean, which is convenient for prolonging the service life of the mask 1.

Preferably, the filter device 4 is disposed outside the mask 1, and in particular, the filter device 4 includes a filter element (not shown) and a filter cotton (not shown) disposed outside the air inlet 1 b. The safety of the gas entering the face mask 1 is ensured by arranging the filtering device 4 with the filter element and the filter cotton, and the air inlet 1b of the face mask 1 is prevented from being polluted, so that the safety of a user is further improved.

In some embodiments of the present application, the integrated driving filtering respirator with tightness detection further includes an air supply device 8 and a controller (not shown in the figure), the air supply device 8, the alarm 3 and the particulate matter detection device 2 are all electrically connected to the controller, and the air supply device 8 is disposed inside the air inlet 1 b. Through setting up air supply arrangement 8 to can send into 1 insidely of face guard with the air of outside, reduce the sense of suffocating of 1 insidely of face guard, improve user's comfort level. In some embodiments of the present disclosure, the air blowing device 8 includes a fan (not shown) and a lithium battery (not shown) for supplying power to the fan, and the lithium battery is electrically connected to the fan. In this embodiment, air supply arrangement 8 is fan assembly to avoid using devices such as fans to supply air and cause the problem that inconvenient carrying that face guard 1 volume, weight are too big and cause, simplified face guard 1's structure, reduced face guard 1's volume and weight, convenient to use person wears and uses. The energy is supplied to the fan through the lithium battery, so that an external power supply of the fan is avoided, the structure of the mask 1 is simplified, the mask is convenient to wear by a user, and the use comfort is improved. Optionally, the lithium cell is connected with controller, particulate matter detection device electricity, simplifies the structure of taking the integral type drive filter respirator that the adaptation detected from this, and optionally, controller, particulate matter detection device are equipped with solitary power supply, can improve fan, controller, particulate matter detection device's independence from this.

Preferably, the air inlet 1b is internally provided with a mounting bracket 7, the filtering device 4 is arranged at the outer side of the mounting bracket 7, and the air supply device 8 is arranged at the inner side of the mounting bracket 7. Through setting up installing support 7, be convenient for filter equipment 4 and air supply arrangement 8's installation and dismantlement to be convenient for to mask 1's maintenance and inspection.

Preferably, the external diameter of face guard 1 from top to bottom crescent, face guard 1's appearance is isosceles triangle, thereby adaptation user's facial form, face guard 1's top sets up the position at the user bridge of the nose, thereby be convenient for face guard 1 adaptation user's face, the top that air outlet 1a is close to face guard 1 sets up, air intake 1b is located air outlet 1 a's below, air intake 1 b's cross sectional area is greater than air outlet 1 a's cross sectional area, it has fresh air to supply the user to breathe to ensure in the face guard 1.

In this embodiment, be equipped with a plurality of inspection holes 9 that are linked together with face guard 1 outside on face guard 1, particulate matter detection device 2 links to each other through comparing geminate transistors (not shown in the figure) with inspection hole 9, the inboard position relative with inspection hole 9 of face guard 1 is equipped with blocking device 10, inject between face guard 1 at blocking device 10 and inspection hole 9 place and detect chamber 10a, particulate matter detection device 2 sets up in detecting chamber 10a, be equipped with sampling hole (not shown in the figure) on blocking device 10, particulate matter detection device 2 passes through sampling pipe (not shown in the figure) with sampling hole and links to each other. The particulate matter detection device 2 detects particulate matter concentration and the inside particulate matter concentration of face guard 1 in the face guard 1 external environment, then divides with outside particulate matter concentration inside particulate matter concentration, and the specific value is greater than 100 then the adhesion is good, is less than 100 then judges that the adhesion is unqualified. Further ensure the accuracy of testing result, avoid single inside particulate matter concentration of detection face guard 1 to cause the inaccurate problem of result to take place.

Further, the integrated driving filtering respirator with the tightness detection function further comprises an outer cover 5, a plurality of air inlet holes are formed in the outer cover 5, and the outer cover 5 covers the outer side of the filtering device 4. The outer cover 5 protects the filter unit 4.

In some embodiments of this application, the position that face guard 1 and user's face laminating are equipped with laminating portion 6 that silica gel was made, through laminating portion 6 that sets up silica gel, further ensures that face guard 1 and user's facial laminating are inseparable, when guaranteeing that the user wears face guard 1, face guard 1 can hug closely at user's face, ensures user's safety in utilization.

In the present embodiment, the particulate matter detecting device 2 is a micro-photometer.

The utility model discloses a working process does: the user wears face guard 1 on the face through the elastic webbing, when using, air supply arrangement 8 is to the air supply of protection intracavity, the gas in the protection intracavity is collected to the sampling pipe, particulate matter detection device 2 detects particulate matter concentration in the respirator external environment through comparing the pipe, detect the inside particulate matter concentration of respirator through the sampling pipe, then with outside particulate matter concentration except inside particulate matter concentration, the ratio is greater than 100 then the driving fit is good, be less than 100 then judge that the driving fit is unqualified. Take the integral type drive filtration respirator of driving that the adaptation detected to simplify the structure of respirator, the person of being convenient for carries, sends audible alarm through the alarm, can in time remind wearing posture or the angle of wearing of user adjustment respirator, ensures user's personal safety.

To sum up, the embodiment of the utility model provides a take integral type drive filter respirator that driving fit detected, its integral type drive filter respirator that takes driving fit to detect can detect the particulate matter concentration in the gas in the face guard 1 through setting up particulate matter detection device 2, when particulate matter concentration in the face guard 1 exceeds the scope of settlement, then judge that the seal of face guard 1 is unqualified, thereby can be through the seal of real-time supervision face guard 1, remind wearing posture or wearing the angle of user adjustment respirator through the alarm, thereby ensure user's safety in utilization. Further, particulate matter detection device 2 sets up in face guard 1 to avoid face guard 1 external other devices, be convenient for wear of face guard 1. In addition, be equipped with air intake 1b on the face guard 1 to avoid the phenomenon of user's breathing difficulty to take place, be equipped with filter equipment 4 on air intake 1b, thereby filter the gas that gets into in the face guard 1, thereby ensured the security that the user breathes in gas.

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

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a take integral type drive filter respirator that driving fit detected, a serial communication port, including face guard and filter equipment, the inboard of face guard is equipped with the protection chamber, the protection chamber is used for the cover to establish and realizes keeping apart the protection at user's face, be equipped with particulate matter detection device in the protection chamber, be equipped with the alarm on the face guard, particulate matter detection device with the alarm electricity is connected, be equipped with air intake and air outlet on the face guard, filter equipment sets up on the air intake, be equipped with the check valve on the air outlet.

2. The integrated actuated filter respirator with fit detection of claim 1, wherein the filter device is disposed inside and/or outside the air inlet.

3. The integrated actuated filter respirator with seal detection of claim 2, wherein the filter device comprises a filter cartridge and filter cotton.

4. The integrated driving filtering respirator with the function of tightness detection according to claim 1, further comprising an air supply device and a controller, wherein the air supply device, the alarm and the particulate matter detection device are all electrically connected with the controller, and the air supply device is arranged on the inner side of the air inlet.

5. The integrated driving filtering respirator with the tightness detection function according to claim 4, wherein the air supply device comprises a fan and a lithium battery for supplying power to the fan, and the lithium battery is electrically connected with the fan.

6. The integrated driven respirator with adhesion detection according to claim 4, wherein a mounting bracket is arranged in the air inlet, the filter device is arranged on the outer side of the mounting bracket, and the air supply device is arranged on the inner side of the mounting bracket.

7. The integrated drive filter respirator with fit detection of claim 1, wherein the outer diameter of the mask gradually increases from top to bottom, the air outlet is disposed adjacent to the top of the mask, and the air inlet is located below the air outlet.

8. The integrated driving filtering respirator with the tightness detection function according to claim 1, wherein the face mask is provided with a plurality of detection holes communicated with the outside of the face mask, the particle detection device is connected with the detection holes through comparison pipes, a blocking device is arranged at a position of the face mask opposite to the detection holes, a detection cavity is defined between the blocking device and the face mask, the particle detection device is arranged in the detection cavity, the blocking device is provided with a sampling hole, and the particle detection device is connected with the sampling hole through a sampling pipe.

9. The integrated driving filtering respirator with the function of tightness detection according to claim 1, further comprising an outer cover, wherein the outer cover is provided with a plurality of air inlet holes, and the outer cover covers the outer side of the filtering device.

10. The integrated drive filter respirator with adhesion detection according to any one of claims 1 to 9, wherein the face mask is provided with an attachment portion made of silicone rubber at a portion to be attached to the face of the user.