CN213588703U

CN213588703U - Protective mask for chemical industry

Info

Publication number: CN213588703U
Application number: CN202022286592.1U
Authority: CN
Inventors: 孙强
Original assignee: Linyi Jinquan Safety Technology Co ltd
Current assignee: Linyi Jinquan Safety Technology Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-07-02
Anticipated expiration: 2030-10-15

Abstract

The utility model relates to a protective face mask technical field, specific protective face mask that chemical industry was used that says so, including protective face mask shell and translucent cover, be equipped with the translucent cover fixed strip around the protective face mask shell inboard, the translucent cover fixed strip outside is equipped with the locating lever respectively, protective face mask shell upper end fixed mounting has the auxiliary fixed block of translucent cover, the auxiliary fixed block rear end of translucent cover is equipped with the locating lever respectively, the inside fixed mounting of protective face mask shell has the fixed frame of dressing, the inside both sides of protective face mask shell fixed mounting respectively has wearing mechanism. Can wear the removal that the frame carries out upper and lower position to the regulation through wearing the mechanism to can also wear the frame to the regulation and fix and prevent to adjust and to wear the frame and take place the activity when dressing and cause the protective face mask to wear too big or the undersize in clearance and influence the user normal operating, thereby can regulate and control and wear the clearance and make protective face mask can adapt to multiple crowd and dress.

Description

Protective mask for chemical industry

Technical Field

The utility model relates to a protective face mask technical field particularly, relates to a protective face mask of chemical industry usefulness.

Background

Protective masks are devices used to protect the face and neck from flying metal debris, harmful gases, liquid splashes, metal and high temperature solvent vapors. Mainly comprises a welding mask, an anti-impact mask, an anti-radiation mask, a smoke and gas prevention mask, a heat insulation mask and the like.

However, the above solution has the following disadvantages in use: the protective mask that general chemical industry was used can not change middle translucent cover to can only change whole protective mask when changing again, lead to the waste to the resource, the protective mask that general chemical industry was used is firm very easily to the regulation of wearing the position the user carry out chemical industry operation the time take place dropping of protective mask inadequately, thereby make the user take place danger easily when operating.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a protective face mask for chemical industry can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a protective mask for chemical industry, includes protective mask shell and translucent cover, be equipped with the translucent cover fixed strip around the protective mask shell inboard, the translucent cover fixed strip outside is equipped with the locating lever respectively, protective mask shell upper end fixed mounting has the supplementary fixed block of translucent cover, the supplementary fixed block rear end of translucent cover is equipped with the locating lever respectively, the inside fixed mounting of protective mask shell has the fixed frame of wearing, the inside both sides of protective mask shell fixed mounting respectively have wearing mechanism, the inside both sides of protective mask shell fixed mounting respectively have wearing strip, every wear a front end movable mounting have width adjustment mechanism, the translucent cover fixed strip has the translucent cover through locating lever fixed mounting.

Preferably, the periphery of the transparent cover is respectively provided with a positioning hole, the lower end of the transparent cover is provided with a transparent cover disassembling hole, and the transparent cover auxiliary fixing block is fixedly arranged at the upper end of the transparent cover through the positioning rod.

Preferably, wearing mechanism is including wearing mechanism shell and wearing frame axis of rotation, wearing mechanism shell fixed mounting is at the inboard both ends of protective face mask shell, every the inside connection slotted hole that is equipped with of wearing mechanism shell, every connect the inside rotation of slotted hole and install and dress frame axis of rotation, every dress frame axis of rotation left end fixed mounting has the axis of rotation fixed block.

As preferred, every dress frame axis of rotation axle body fixed mounting has the regulation and dresses the frame, every the inside left end of wearing mechanism shell is equipped with the thread groove, every thread groove internally mounted has the threaded rod, every threaded rod left end fixed mounting has adjust knob.

Preferably, the width adjusting mechanism comprises a width adjusting mechanism shell and a wearing strip, a wearing strip moving groove is formed in the width adjusting mechanism shell, a rotating shaft is rotatably arranged in the wearing strip moving groove, and a gear block is arranged on the rotating shaft body respectively.

Preferably, the front end of each wearing strip is provided with a rack, each rack is meshed with a tooth block, and the front end of the rotating shaft is fixedly provided with a width adjusting knob.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) can wear the removal that the frame carries out upper and lower position to the regulation through wearing the mechanism to can also wear the frame to the regulation and fix and prevent to adjust and to wear the frame and take place the activity when dressing and cause the protective face mask to wear too big or the undersize in clearance and influence the user normal operating, thereby can regulate and control and wear the clearance and make protective face mask can adapt to multiple crowd and dress.

(2) Can adjust the width of wearing the strip through width adjustment mechanism to can adjust and can adapt to not equidimension to the clearance at protective mask rear portion and prevent to lead to the fact protective mask to drop forward or backward easily because of the rear end does not fix and influence the protective effect, dismantle the mouth through the translucent cover and can change the use to the translucent cover of live time of a specified duration, thereby saved the protective mask shell and need not to change whole protective mask just can continue to use.

Drawings

FIG. 1 is a schematic view of the overall structure of a chemical protective mask of the present invention;

FIG. 2 is a schematic view of a back structure of a chemical protective mask of the present invention;

FIG. 3 is a sectional view of a width adjustment structure of a chemical protective mask of the present invention;

FIG. 4 is a sectional view of a side structure of a wearing mechanism of a chemical protective mask of the present invention;

fig. 5 is a front structural section view of a wearing mechanism of a protective mask for chemical engineering.

In the figure: 1. a protective mask shell; 2. a transparent cover; 3. adjusting a knob; 4. a transparent cover dismounting opening; 5. the transparent cover assists the fixed block; 6. a transparent cover fixing strip; 7. adjusting the wearing frame; 8. a wearing mechanism; 801. a wearable mechanism housing; 802. connecting the slotted holes; 803. a thread groove; 804. a wearing frame rotating shaft; 805. a threaded rod; 806. a rotating shaft fixing block; 9. a width adjustment mechanism; 901. a width adjustment knob; 902. a width adjustment mechanism housing; 903. a wearing strip; 904. a tooth block; 905. a rotating shaft; 906. a rack; 907. a wearing strip movable slot; 10. fixing the wearing frame; 11. positioning holes; 12. and (5) positioning the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in fig. 1-5, a protective mask for chemical industry, including protective mask shell 1 and translucent cover 2, be equipped with translucent cover fixed strip 6 around the protective mask shell 1 inboard, the translucent cover fixed strip 6 outside is equipped with locating lever 12 respectively, 1 upper end fixed mounting of protective mask shell has translucent cover to assist

fixed block

5, 5 rear ends of translucent cover auxiliary fixed block are equipped with locating lever 12 respectively, 1 inside fixed mounting of protective mask shell has fixed frame 10 of wearing, 1 inside both sides of protective mask shell fixed mounting respectively have wearing mechanism 8, 1 inside both sides of protective mask shell fixed mounting respectively have wearing strip 903, every wears strip 903 front end movable mounting has width adjustment mechanism 9, translucent cover fixed strip 6 has translucent cover 2 through locating lever 12 fixed mounting.

Through the technical scheme, the transparent cover 2 can be installed and protected by the protective mask shell 1, so that the situation that the wearer is hurt by external things is prevented, the wearer can safely operate in the chemical engineering process, the wearer can observe the outside through the transparent cover 2, the face of the wearer can be protected from being hurt, the user can normally operate even if the protective mask is worn, the operation of the protective mask cannot be influenced, the safety of the user in the operation process is improved, the transparent cover 2 can be fixed at the front end of the transparent cover through the transparent cover fixing strip 6, the transparent cover is prevented from falling off in the chemical engineering process, the danger is caused to the user, and the stability and the safety of the transparent cover 2 after being installed can be enhanced through the matching use of the positioning rod 12 and the positioning hole 11, the position of the front part of the user can be fixed in an auxiliary way by fixing the wearing frame 10, so that the user can be prevented from falling off when wearing the wearing frame.

In this embodiment, be equipped with locating hole 11 around the translucent cover 2 respectively, 2 lower extremes of translucent cover are equipped with the translucent cover and dismantle mouthful 4, and the supplementary fixed block 5 of translucent cover passes through locating lever 12 fixed mounting in 2 upper ends of translucent cover, dismantles mouthful 4 through the translucent cover and can change the translucent cover 2 of the time of use of being of a specified duration and use to it need not to change whole protective face mask just can continue to use to have saved protective face mask shell 1.

What need to explain, wearing mechanism 8 is including wearing mechanism shell 801 and wearing frame axis of rotation 804, wearing mechanism shell 801 fixed mounting is at the inboard both ends of protective face mask shell 1, every wearing mechanism shell 801 is inside to be equipped with connects slotted hole 802, every is connected the inside rotation of slotted hole 802 and is installed and wears frame axis of rotation 804, every is worn frame axis of rotation 804 left end fixed mounting and is had axis of rotation fixed block 806, can wear the removal that frame 7 carried out position from top to bottom to the regulation through wearing mechanism 8, and can also wear frame 7 to the regulation and fix and prevent to adjust that wearing frame 7 takes place the activity when dressing and cause protective face mask to wear the clearance too big or undersize and influence user's normal operating, thereby can regulate and control and wear the clearance and make protective face mask can.

Wherein, the frame 7 is dressed in every dress frame axis of rotation 804 axle body fixed mounting has the regulation, and the inside left end of every dress mechanism shell 801 is equipped with thread groove 803, and the inside screw thread of every thread groove 803 is installed with threaded rod 805, and the left end fixed mounting of every threaded rod 805 has adjust knob 3.

In order to realize carrying out the regulation of width to protective face mask, width adjustment mechanism 9 is including width adjustment mechanism shell 902 and wearing strip 903, the inside wearing strip movable slot 907 that is equipped with of width adjustment mechanism shell 902, wear the inside rotation in strip movable slot 907 and install pivot 905, pivot 905 shaft body is equipped with tooth piece 904 respectively, can adjust the width of wearing strip 903 through width adjustment mechanism 9, thereby can adjust the clearance to the protective face mask rear portion and can adapt to not equidimension and prevent to lead to the fact protective face mask forward or backward to drop easily because of the rear end does not fix and influence the protecting effect.

Wherein, every dress strip 903 front end is equipped with rack 906 respectively, and every rack 906 meshes with tooth piece 904, and pivot 905 front end fixed mounting has width adjust knob 901, thereby can prevent through wearing strip 903 that the wearer from leading to the protective face mask to drop because of the activity range is too big when wearing to influence its normal operating.

The working principle of the protective mask for chemical engineering is as follows:

during the use, at first, take protective mask shell 1 and place it overhead, the rethread carries out regulation about to adjust knob 3, can control wearing mechanism 8 through adjust knob 3 and can realize controlling inside wearing space size, reuse width adjust knob 901 drives the rotation of the inside pivot 905 of width adjustment mechanism 9, thereby can control the width of wearing strip 903 and realize controlling the width of wearing strip 903, if need change translucent cover 2, can dismantle mouthful 4 through the translucent cover of translucent cover 2 lower extreme and carry out the dismantlement to translucent cover 2, locating hole 11 that is equipped with around the accessible translucent cover 2 when installation translucent cover 2 wants the supplementary fixed block 5 of translucent cover and the locating lever 12 that is equipped with on the translucent cover fixed strip 6 to install thereby accomplish the change to translucent cover 2.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a protective mask that chemical industry was used, includes protective mask shell (1) and translucent cover (2), its characterized in that: be equipped with translucent cover fixed strip (6) around protective mask shell (1) inboard, the translucent cover fixed strip (6) outside is equipped with locating lever (12) respectively, protective mask shell (1) upper end fixed mounting has the supplementary fixed block of translucent cover (5), the supplementary fixed block of translucent cover (5) rear end is equipped with locating lever (12) respectively, protective mask shell (1) inside fixed mounting has fixed frame (10) of wearing, protective mask shell (1) inside both sides fixed mounting respectively have wearing mechanism (8), protective mask shell (1) inside both sides fixed mounting respectively has wearing strip (903), every wear strip (903) front end movable mounting have width adjustment mechanism (9), translucent cover fixed strip (6) have translucent cover (2) through locating lever (12) fixed mounting.

2. A chemical protective mask according to claim 1, wherein: locating holes (11) are respectively formed in the periphery of the transparent cover (2), a transparent cover detaching opening (4) is formed in the lower end of the transparent cover (2), and the transparent cover auxiliary fixing block (5) is fixedly installed at the upper end of the transparent cover (2) through a positioning rod (12).

3. A chemical protective mask according to claim 1, wherein: wearing mechanism (8) are including wearing mechanism shell (801) and wearing frame axis of rotation (804), wearing mechanism shell (801) fixed mounting is at the inboard both ends of protective face mask shell (1), every wearing mechanism shell (801) is inside to be equipped with connecting slotted hole (802), every connecting slotted hole (802) inside rotation and installing and wearing frame axis of rotation (804), every wearing frame axis of rotation (804) left end fixed mounting has axis of rotation fixed block (806).

4. A chemical protective mask according to claim 3, wherein: every dress frame axis of rotation (804) axle body fixed mounting has the regulation and dresses frame (7), every dress the inside left end of mechanism shell (801) is equipped with thread groove (803), every thread groove (803) internal thread installs threaded rod (805), every threaded rod (805) left end fixed mounting has adjust knob (3).

5. A chemical protective mask according to claim 1, wherein: the width adjusting mechanism (9) comprises a width adjusting mechanism shell (902) and a wearing strip (903), a wearing strip movable groove (907) is arranged inside the width adjusting mechanism shell (902), a rotating shaft (905) is rotatably arranged inside the wearing strip movable groove (907), and a gear block (904) is arranged on a shaft body of the rotating shaft (905) respectively.

6. A chemical protective mask according to claim 5, wherein: each wear strip (903) front end and be equipped with rack (906) respectively, every rack (906) mesh with tooth piece (904), pivot (905) front end fixed mounting has width adjust knob (901).