CN216258783U - High-efficient dust mask of construction - Google Patents

Abstract

The utility model discloses a high-efficiency dustproof mask for building construction, which comprises a mask body, wherein the upper end of the mask body is provided with a protective eye mask, one end of the protective eye mask is provided with a cleaning mechanism on the mask body, the two ends of the lower side of the mask body are communicated with an air inlet mechanism, the middle part of the air inlet mechanism is communicated with an exhaust hood on the mask body, a one-way air valve is communicated in the exhaust hood, the upper end and the lower end of the mask body are provided with positioning seats, an installing head is arranged in each positioning seat through a limiting screw, one side opposite to the installing head is connected with an elastic braid, the inner side of the mask body is bonded with a skin-friendly layer in a surrounding manner, the cleaning mechanism comprises guide cavities, the guide cavities are arranged at the two sides of the protective eye mask, a first sliding block and a second sliding block are respectively arranged in the guide cavities in a sliding manner, and the device can simultaneously protect eyes, a nose and a mouth, and can improve holistic dustproof effect greatly, improve holistic result of use.

Description

High-efficient dust mask of construction

Technical Field

The utility model belongs to the technical field of dust masks, and particularly relates to a high-efficiency dust mask for building construction.

Background

The dust mask is an individual protection article for preventing or reducing dust in air from entering human respiratory organs so as to protect life safety, and the dust mask is generally required to be worn in the current building construction.

Present dust mask generally can only singly protect mouth and nasal part, can not protect the eye, leads to the eyes content to easily fall into the dust, causes the damage to the eye, and present dust mask leakproofness is better moreover, and the staff exhales and inhales generally uses same valve, leads to the efficiency that the staff takes a breath lower for staff's respiratory effect is poor, in order to solve above problem, has provided a high-efficient dust mask of construction.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problem, the high-efficiency dustproof mask for building construction is provided.

The technical scheme adopted by the utility model is as follows: the utility model provides a high-efficient dust mask of construction, includes the face guard body, the upper end of face guard body is provided with the eye-protecting cover, the one end of eye-protecting cover is provided with clearance mechanism on the face guard body, the downside both ends intercommunication of face guard body has the mechanism of admitting air, the middle part intercommunication of the mechanism of admitting air has the exhaust hood on the face guard body, the intercommunication has one-way pneumatic valve in the exhaust hood, both ends all are provided with the positioning seat about the face guard body, install the head through spacing screw in the positioning seat, the relative one side of installation head is connected with the elasticity meshbelt, face guard body inboard is encircleed and is bonded and has the skin-friendly layer, clearance mechanism is including the direction chamber, the both sides at the eye-protecting cover are seted up in the direction chamber, there are first slider and second slider in the direction intracavity slidable mounting respectively.

In a preferred embodiment, a handle is arranged on the upper side of one end of the first sliding block, a limiting slot is formed in the mask body on the upper side of the guide cavity on the left side of the protective eyeshade, and a spring inserting rod is movably mounted on the first sliding block.

In a preferred embodiment, the spring inserted bar is matched with the limiting slot, the first sliding block and the second sliding block are connected with a spring with the inner wall of the upper side of the guide cavity, and the opposite side of the guide cavity is provided with a movable cavity.

In a preferred embodiment, a scraper is connected to the opposite side of the first slider and the second slider, and the size of the scraper is larger than that of the protective eyeshade.

In a preferred embodiment, the air inlet mechanism comprises an air inlet, the air inlet is communicated with the mask body, the inner side of the air inlet is provided with internal threads, an air inlet head is mounted on the air inlet in a threaded manner, and an air inlet cover is integrally formed on the air inlet head.

In a preferred embodiment, the inner side of the air inlet hood is respectively provided with an activated carbon filter layer and a melt-blown non-woven fabric layer from inside to outside.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

1. according to the utility model, the exhaust hood is arranged on the mask body, when workers exhale outwards, the exhaled air can be discharged outwards through the one-way air valve, meanwhile, external dust can be prevented from entering the mask, and the air inlets at two ends can discharge the external air inwards when the workers breathe, so that the ventilation and breathing effects are better, and the comfort level of the workers in use is improved.

2. According to the utility model, the spring inserted link is pulled out outwards, the lifting handle is pushed downwards, the first sliding block and the second sliding block can be driven to move downwards, the scraper can be driven to work, dust outside the eye shield is scraped to prevent the dust outside the eye shield from blocking the sight of workers, and the using effect of the workers in use is improved.

Drawings

FIG. 1 is a front elevational schematic view of the present invention in its entirety;

FIG. 2 is a schematic exploded perspective view of the air intake mechanism of the present invention;

FIG. 3 is a cross-sectional view of the structure of the portion of the cleaning mechanism of the present invention on the mask body;

fig. 4 is a schematic diagram of a portion of the structure of the inventive mask body connected to the skin-friendly layer.

The labels in the figure are: 1-mask body, 2-cleaning mechanism, 21-limit slot, 22-first slide block, 23-guide cavity, 24-movable cavity, 25-scraper, 26-spring, 27-second slide block, 3-positioning seat, 4-air inlet mechanism, 41-air inlet cover, 42-air inlet head, 43-air inlet, 44-melt-blown non-woven fabric layer, 5-limit screw, 6-one-way air valve, 7-air exhaust cover, 8-protective eye cover and 9-skin-friendly layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-4, a high-efficient dustproof mask for building construction, comprising a mask body 1, a protective eye cover 8 arranged at the upper end of the mask body 1, the eyes can be protected by the protective eye cover 8, the face of a worker can be protected by the mask body 1, the whole protection effect is improved, a cleaning mechanism 2 is arranged at one end of the protective eye cover 8 on the mask body 1, an air inlet mechanism 4 is communicated with the two ends of the lower side of the mask body 1, an air exhaust cover 7 is communicated with the middle part of the air inlet mechanism 4 on the mask body 1, a one-way air valve 6 is communicated in the air exhaust cover 7, when the worker exhales outwards, the exhaled air can be discharged outwards by the one-way air valve 6, meanwhile, external dust can be prevented from entering the mask, positioning seats 3 are arranged at the upper and lower ends of the mask body 1, and mounting heads are mounted in the positioning seats 3 through limiting screws 5, the relative one side of installation head is connected with the elasticity meshbelt, embolias the staff head through elasticity meshbelt from top to bottom, alright use, outside loosen spacing screw 5, alright with installation head and positioning seat 3 separation, alright take out the elasticity meshbelt, wash or change the elasticity meshbelt, face guard body 1 inboard is encircleed to bond has close skin layer 9, clearance mechanism 2 includes direction chamber 23, direction chamber 23 is seted up in the both sides of protecting the eye guard 8, it has first slider 22 and second slider 27 to lead the intracavity slidable mounting respectively.

It should be noted that, a handle is arranged on the upper side of one end of the first slider 22, a limiting slot 21 is formed in the mask body 1 on the upper side of the guide cavity 23 located on the left side of the eye shield 8, a spring insertion rod is movably mounted on the first slider 22, the spring insertion rod is pulled out, the handle is pushed downwards, and then the first slider 22 and the second slider 27 can be driven to move.

It should be noted that the spring inserted bar is matched with the limiting slot 21, the inner walls of the upper sides of the first slider 22, the second slider 27 and the guide cavity 23 are connected with a spring 26, the opposite side of the guide cavity 23 is provided with a movable cavity 24, and the scraper 25 can be fixed by matching the spring inserted bar with the limiting slot 21.

It should be noted that the opposite sides of the first slider 22 and the second slider 27 are connected with a scraper 25, the size of the scraper 25 is larger than that of the eye protector 8, and the first slider 22 and the second slider 27 move downwards to drive the scraper 25 to work, so as to scrape off dust outside the eye protector 8.

It should be noted that, air inlet mechanism 4 includes air inlet 43, air inlet 43 is linked together with face guard body 1, the inboard of air inlet 43 is provided with the internal thread, air inlet 42 is installed to the upper thread of air inlet 43, integrated into one piece has air inlet cover 41 on the air inlet 42, air inlet 43 at both ends can be when the staff breathes, inwards discharge the air in the external world, make the effect of taking a breath and breathing better, outside spiral play air inlet 42, alright change or wash air inlet 42, whole result of use has been improved.

The inside of the intake cover 41 is provided with an activated carbon filter layer and a meltblown nonwoven fabric layer 44 from the inside to the outside, and dust generated during air suction can be filtered by the activated carbon filter layer and the meltblown nonwoven fabric layer 44.

The working principle is as follows: when the device is used, the head of a worker is sleeved with the upper elastic woven belt and the lower elastic woven belt, the device can be used, in the using process, eyes can be protected through the protective eye cover 8, the face of the worker can be protected through the mask body 1, the integral protection effect is improved, meanwhile, the exhaust hood 7 is arranged on the mask body 1, when the worker exhales outwards, exhaled gas can be discharged outwards through the one-way air valve 6, meanwhile, external dust can be prevented from entering the mask, the air inlets 43 at two ends can discharge external air inwards when the worker breathes, so that the ventilation and breathing effects are better, the dust in the inhaling process can be filtered through the activated carbon filter layer and the melt-blown non-woven fabric layer 44, the air inlets 42 are screwed outwards, and the air inlets 42 can be replaced or cleaned, the overall use effect is improved.

Simultaneously, the spring inserted bar is pulled out outwards, the handle is pushed downwards, the first sliding block 22 and the second sliding block 27 can be driven to move downwards, the scraper 25 can be driven to work, dust outside the eye shield 8 is scraped, the scraper 25 is driven to reset by the spring 26 after the scraper is scraped, the scraper 25 is fixed again, and the using effect of workers in use is improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (6)

1. The utility model provides a high-efficient dust mask of construction, includes face guard body (1), its characterized in that: the mask is characterized in that a protective eye cover (8) is arranged at the upper end of the mask body (1), one end of the protective eye cover (8) is provided with a cleaning mechanism (2) on the mask body (1), the two ends of the lower side of the mask body (1) are communicated with an air inlet mechanism (4), the middle part of the air inlet mechanism (4) is communicated with an exhaust hood (7) on the mask body (1), a one-way air valve (6) is communicated in the exhaust hood (7), the upper end and the lower end of the mask body (1) are respectively provided with a positioning seat (3), an installing head is installed in the positioning seat (3) through a limiting screw (5), the opposite side of the installing head is connected with an elastic woven belt, a skin-friendly layer (9) is bonded around the inner side of the mask body (1), the cleaning mechanism (2) comprises a guide cavity (23), and the guide cavity (23) is arranged at the two sides of the protective eye cover (8), a first sliding block (22) and a second sliding block (27) are respectively installed in the guide cavity (23) in a sliding mode.

2. The efficient dust mask for building construction as claimed in claim 1, wherein: the upper side of one end of the first sliding block (22) is provided with a lifting handle, a limiting slot (21) is formed in the upper side of a guide cavity (23) in the left side of the eye protection cover (8) on the mask body (1), and a spring inserting rod is movably mounted on the first sliding block (22).

3. The efficient dust mask for building construction as claimed in claim 2, wherein: spring inserted bar and spacing slot (21) looks adaptation, the upside inner wall of first slider (22) and second slider (27) and direction chamber (23) is connected with spring (26), activity chamber (24) have been seted up to the relative one side in direction chamber (23).

4. The efficient dust mask for building construction as claimed in claim 1, wherein: the opposite sides of the first sliding block (22) and the second sliding block (27) are connected with a scraping plate (25), and the size of the scraping plate (25) is larger than that of the protective eye cover (8).

5. The efficient dust mask for building construction as claimed in claim 1, wherein: air inlet mechanism (4) include air inlet (43), air inlet (43) are linked together with face guard body (1), the inboard of air inlet (43) is provided with the internal thread, air inlet (42) are gone up the screw thread and are installed air inlet head (42), integrated into one piece has air inlet cover (41) on air inlet head (42).

6. The efficient dust mask for building construction as claimed in claim 5, wherein: the inner side of the air inlet cover (41) is respectively provided with an active carbon filter layer and a melt-blown non-woven fabric layer (44) from inside to outside.

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