CN215691158U

CN215691158U - A multi-functional protective face mask structure for chemical industry safety in production

Info

Publication number: CN215691158U
Application number: CN202121909047.1U
Authority: CN
Inventors: 郭骅; 邓培旺; 吴佳伟
Original assignee: Guangdong Technology Center Of Work Safety Co ltd
Current assignee: Guangdong Technology Center Of Work Safety Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-02-01
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a multifunctional protective mask structure for chemical safety production, which comprises a protective mask body, wherein a plastic plate is embedded in the top of the front of the protective mask body, a glass frame is bolted to the front of the plastic plate, goggles are movably connected to the inner cavity of the glass frame, and elastic belts are sequentially bolted to the two sides of the back of the protective mask body from top to bottom. According to the utility model, through the matching of the rotating shaft, the driving gear, the driven gear, the screw rod, the threaded sleeve, the movable rod, the movable plate, the reset spring and the spherical clamping block, a user can conveniently and rapidly install and dismantle the filter frame, so that the user can conveniently replace the filter frame, the time for replacing the filter frame by the user is greatly shortened, meanwhile, the phenomenon that the protective mask body is damaged due to improper disassembly and the production cost of the user is increased is avoided, and through the matching of the plastic plate, the glass frame and the goggles, the user can conveniently replace the goggles according to the safety level of chemical production.

Description

A multi-functional protective face mask structure for chemical industry safety in production

Technical Field

The utility model relates to the field of chemical industry, in particular to a multifunctional protective mask structure for chemical safety production.

Background

The utility model discloses a protection mask, including the protection mask, the staff is protected to the general use protection mask of chemical production during chemical production, and traditional chemical safety production's multi-functional protection mask structure has filtration usually, and the filtration is not convenient for the user to change, and the improper protection mask that causes of easy because user's dismantlement damages, leads to the unable use of protection mask, increases user's manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multifunctional protective mask structure for chemical safety production to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a multifunctional protective mask structure for chemical safety production comprises a protective mask body, wherein a plastic plate is embedded at the top of the front surface of the protective mask body, the front surface of the plastic plate is bolted with a glass frame, the inner cavity of the glass frame is movably connected with goggles, elastic belts are sequentially bolted on two sides of the back of the protective mask body from top to bottom, a fixing frame is embedded at the bottom of the front of the protective mask body, the bottom of the front surface of the protective mask body is provided with a first groove, the inner cavity of the fixing frame is provided with an installation mechanism, the front surface of the fixing frame is provided with a through groove, and the inner chamber swing joint who leads to the groove has the filter frame, the top and the bottom of filtering the frame inner chamber bond in proper order in the past to the back and have first filter screen and second filter screen, the draw-in groove that cooperation installation mechanism used is all seted up at the back of filtering the frame top and bottom.

Preferably, the mounting mechanism comprises a rotating shaft, a driving gear, a driven gear, a screw rod, a thread sleeve, a movable rod, a movable plate, a reset spring and a spherical fixture block, the front bottom of the protective mask body is rotatably connected with the rotating shaft through the rotating sleeve, the front of the rotating shaft is bolted with a handle, the surface of the rotating shaft is bolted with the driving gear, the bottom of the driving gear is meshed with the driven gear, the inner cavity of the driven gear is bolted with the screw rod, the bottom of the screw rod sequentially penetrates through a first groove and a fixed frame and is rotatably connected with the back of the bottom of the inner cavity of the fixed frame through a bearing, the surface of the screw rod is sequentially in threaded connection with the thread sleeve from top to bottom, the front of the thread sleeve is movably connected with the movable rod through a movable seat, one side of the movable rod, which is far away from the thread sleeve, is movably connected with the movable plate through the movable seat, one side of the opposite movable plate is provided with a second groove, and one side bolt that the filter frame was kept away from to second recess inner chamber has reset spring, reset spring one side bolt in opposite directions has connect the connecting plate, and the connecting plate one side bolt in opposite directions has connect the spherical fixture block that the cooperation draw-in groove used, first through-hole has all been seted up from last to down in proper order in the positive bottom of protective face mask body, and the front of first through-hole and the back of fixed frame intercommunication, the positive top bolt in fixed frame inner chamber right side has the supporting shoe.

Preferably, the third recess has all been seted up to the positive top of filter frame and bottom, and the inner chamber joint of third recess has the fixed block, the front bolt of fixed block has connect the baffle, and the front of baffle is from last to having seted up the second through-hole down in proper order, the positive top bolt of fixed frame has connect the dog, and the front of dog and the top swing joint at the baffle back.

Preferably, the supporting plate is bolted to the top of the front face of the protective mask body, the battery box is bolted to the top of the supporting plate, and the illuminating lamp is bolted to the top of the battery box.

Preferably, the sealing gasket is bonded to the top and the bottom of the front surface of the inner cavity of the fixing frame, one side of the sealing gasket, which faces the filter frame, is movably connected with the top and the bottom of the filter frame, and the rubber gasket is bonded to the periphery of the back surface of the protective face mask body.

Preferably, the back of the top and the bottom of the inner cavity of the fixed frame is bolted with sliding columns, the surface of each sliding column is sequentially connected with sliding sleeves from top to bottom in a sliding manner, and the front of each sliding sleeve is bolted with the back of each threaded sleeve.

Preferably, the top and the bottom of the inner cavity of the fixed frame are both provided with sliding grooves, the inner cavity of each sliding groove is connected with a sliding block in a sliding manner, and one sides of the sliding blocks, which are opposite to each other, penetrate through the sliding grooves and are bolted to one sides, far away from the filter frame, of the moving plate.

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

1. according to the multifunctional protective mask structure, the filter frame is convenient to mount and dismount by a user through the matching of the rotating shaft, the driving gear, the driven gear, the lead screw, the thread bush, the movable rod, the movable plate, the reset spring and the spherical clamping block, so that the filter frame is convenient to replace by the user, the time for replacing the filter frame by the user is greatly shortened, the problem that the protective mask body is damaged due to improper dismounting and the production cost of the user is increased is avoided, the user can replace goggles according to the safety level of chemical production through the matching of the plastic plate, the glass frame and the goggles, and the problem that the filter structure of the multifunctional protective mask structure produced by the traditional chemical safety production is inconvenient to replace is solved.

2. According to the utility model, through the matching of the third groove, the fixed block, the baffle and the second through hole, a user can seal the filter frame conveniently, so that large sundries are prevented from entering the filter frame, the lighting function of the protective mask body is increased through the matching of the supporting plate, the battery box and the lighting lamp, the user can use the protective mask conveniently in a dim light environment, through the matching of the sealing gasket, the user can seal a gap between the filter frame and the fixed frame conveniently, the sealing performance of the fixed frame is improved, dust is prevented from entering the fixed frame from the gap, through the matching of the sliding column and the sliding sleeve, the user can limit the threaded sleeve conveniently, the threaded sleeve is prevented from rotating, so that the threaded sleeve cannot move, through the matching of the sliding groove and the sliding block, the user can limit the movable plate conveniently, meanwhile, the movable plate is assisted to move, and the stability of the movable plate is improved.

Drawings

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

FIG. 2 is a structural side sectional view of a multifunctional protective mask structure for chemical safety production according to the present invention;

FIG. 3 is a structural rear view of a multifunctional protective mask structure for chemical safety production according to the present invention;

FIG. 4 is an enlarged view of the structure of the region A according to the present invention;

FIG. 5 is a perspective view of the structure of the mounting mechanism of the present invention.

In the figure: 1. a protective mask body; 2. a plastic panel; 3. an elastic band; 4. a fixing frame; 5. an installation mechanism; 51. a rotating shaft; 52. a driving gear; 53. a driven gear; 54. a screw rod; 55. a threaded sleeve; 56. a movable rod; 57. moving the plate; 58. a return spring; 59. a spherical fixture block; 6. a filter frame; 7. a first filter screen; 8. a second filter screen; 9. a fixed block; 10. a battery case; 11. an illuminating lamp; 12. a rubber pad; 13. a traveler; 14. a sliding sleeve; 15. a chute; 16. a slider; 17. a glass frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a multifunctional protective mask structure for chemical safety production comprises a protective mask body 1, a plastic plate 2 is embedded in the top of the front of the protective mask body 1, a glass frame 17 is bolted to the front of the plastic plate 2, goggles are movably connected to the inner cavity of the glass frame 17, elastic belts 3 are sequentially bolted to the two sides of the back of the protective mask body 1 from top to bottom, a fixing frame 4 is embedded in the bottom of the front of the protective mask body 1, a first groove is formed in the bottom of the front of the protective mask body 1, an installation mechanism 5 is arranged in the inner cavity of the fixing frame 4, a through groove is formed in the front of the fixing frame 4, a filter frame 6 is movably connected to the inner cavity of the through groove, a first filter screen 7 and a second filter screen 8 are sequentially bonded to the top and the bottom of the inner cavity of the filter frame 6 from front to back, and clamping grooves matched with the installation mechanism 5 are formed in the back of the top and the bottom of the filter frame 6, through rotation axis 51, driving gear 52, driven gear 53, lead screw 54, thread bush 55, movable rod 56, movable plate 57, reset spring 58 and spherical fixture block 59's cooperation, the person of facilitating the use carries out quick installation and dismantlement to filtering frame 6, thereby the person of facilitating the use changes filtering frame 6, very big shortening the user and changing the time of filtering frame 6, avoided dismantling improper protective face mask body 1 simultaneously and damaged, cause user's manufacturing cost to increase, through plastic slab 2, glass frame 17 and goggles's cooperation, the person of facilitating the use is according to chemical production's security level, change goggles, the problem of the multi-functional protective face mask structure filtration of having solved traditional chemical safety production and being not convenient for to change is solved.

The mounting mechanism 5 comprises a rotating shaft 51, a driving gear 52, a driven gear 53, a screw rod 54, a thread bush 55, a movable rod 56, a movable plate 57, a return spring 58 and a spherical clamping block 59, the bottom of the front surface of the protective mask body 1 is rotatably connected with the rotating shaft 51 through the rotating bush, the front surface of the rotating shaft 51 is bolted with a handle, the driving gear 52 is bolted on the surface of the rotating shaft 51, the driven gear 53 is meshed at the bottom of the driving gear 52, the screw rod 54 is bolted on the inner cavity of the driven gear 53, the bottom of the screw rod 54 sequentially penetrates through a first groove and the fixed frame 4 and is rotatably connected with the back surface of the inner cavity of the fixed frame 4 through a bearing, the thread bush 55 is sequentially and threadedly connected on the surface of the screw rod 54 from top to bottom, the front surface of the thread bush 55 is movably connected with the movable rod 56 through a movable seat, one side of the movable plate, far away from the thread bush 55, is movably connected with the movable plate 57 through the movable seat, one side, opposite to the movable plate is provided with a second groove, and one side of the inner cavity of the second groove far away from the filter frame 6 is bolted with a return spring 58, one side of the return spring 58 opposite to the return spring is bolted with a connecting plate, one side of the connecting plate opposite to the return spring is bolted with a spherical clamping block 59 matched with the clamping groove for use, the bottom of the front of the protective mask body 1 is sequentially provided with first through holes from top to bottom, the front of the first through holes is communicated with the back of the fixed frame 4, the top of the front of the right side of the inner cavity of the fixed frame 4 is bolted with a supporting block, through the matching of the rotating shaft 51, the driving gear 52, the driven gear 53, the screw rod 54, the threaded sleeve 55, the movable rod 56, the movable plate 57, the return spring 58 and the spherical clamping block 59, a user can conveniently and rapidly install and disassemble the filter frame 6, thereby the user can conveniently replace the filter frame 6, the time of the user for replacing the filter frame 6 is greatly shortened, and the damage of the protective mask body 1 caused by improper disassembly is avoided, resulting in increased production costs for the user.

The third recess has all been seted up to filter frame 6 positive top and bottom, and the inner chamber joint of third recess has fixed block 9, and the front bolt of fixed block 9 has connect the baffle, and the front of baffle is from last to having seted up the second through-hole down in proper order, the positive top bolt of fixed frame 4 has connect the dog, and the front of dog and the top swing joint at the baffle back, through the cooperation of third recess, fixed block 9, baffle and second through-hole, convenient to use person seals filter frame 6, prevents that great debris from getting into in the filter frame 6.

The positive top of protective face mask body 1 has bolted the backup pad, and the top of backup pad has bolted battery case 10, and the top of battery case 10 has bolted light 11, through the cooperation of backup pad, battery case 10 and light 11, has increased protective face mask body 1's illumination function, and convenient to use person uses under the dim environment of light.

The positive top of fixed frame 4 inner chamber and bottom all bond and have sealed the pad, and sealed pad one side in opposite directions and filter frame 6's top and bottom swing joint, all bond around the 1 back of protective face mask body has rubber pad 12, and through the cooperation of sealed pad, convenient to use person seals the gap between filter frame 6 and the fixed frame 4, has improved the sealing performance of fixed frame 4, prevents that the dust from getting into fixed frame 4 from the gap.

The back of fixed frame 4 inner chamber top and bottom all bolted connection has traveller 13, and traveller 13's surface is from last to all sliding connection in proper order down has sliding sleeve 14, and the front of sliding sleeve 14 and the back bolt of thread bush 55 through traveller 13 and the cooperation of sliding sleeve 14, and convenient to use person carries on spacingly to thread bush 55, prevents that thread bush 55 from rotating, leads to the unable removal of thread bush 55.

The top and the bottom of the inner cavity of the fixed frame 4 are both provided with sliding grooves 15, the inner cavity of each sliding groove 15 is slidably connected with a sliding block 16, one opposite side of each sliding block 16 penetrates through the corresponding sliding groove 15 and is bolted with one side of the moving plate 57 far away from the filter frame 6, through the matching of the sliding grooves 15 and the sliding blocks 16, a user can conveniently limit the moving plate 57, and meanwhile, the moving plate 57 is assisted to move, so that the stability of the moving plate 57 is improved.

The working process is that a user inserts goggles into the glass frame 17 according to the grade of safe production, when the user uses the protective mask body 1 for a long time, the user needs to replace the filter frame 6, at the moment, the user rotates the handle, the handle drives the rotating shaft 51 to rotate, the rotating shaft 51 drives the driving gear 52 to rotate, then the driving gear 52 drives the driven gear 53 to rotate, the driven gear 53 drives the screw rod 54 to rotate, the screw rod 54 drives the threaded sleeve 55 to move upwards, then the threaded sleeve 55 drives the movable rod 56 to move upwards, so that the movable rod 56 respectively drives the top movable plate 57 to move towards the front side and drives the bottom movable plate 57 to move towards the back side, at the moment, the spherical clamping block 59 is moved out of the clamping groove, the spherical clamping block 59 drives the connecting plate to move oppositely and extrudes the return spring 58, then the top movable plate 57 moves to the top of the supporting block, the user takes filter frame 6 out to the front, and in the user inserted fixed frame 4 with new filter frame 6 afterwards, the user anticlockwise rotated the handle, and in the same way, drive spherical fixture block 59 and insert the draw-in groove, install filter frame 6.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a multi-functional protective face mask structure for chemical industry safety in production, includes the protective face mask body, its characterized in that: the protective mask comprises a protective mask body and is characterized in that a plastic plate is embedded in the top of the front of the protective mask body, a glass frame is bolted to the front of the plastic plate, an inner cavity of the glass frame is movably connected with goggles, elastic belts are sequentially bolted to two sides of the back of the protective mask body from top to bottom, a fixing frame is embedded in the bottom of the front of the protective mask body, a first groove is formed in the bottom of the front of the protective mask body, an installing mechanism is arranged in the inner cavity of the fixing frame, a through groove is formed in the front of the fixing frame, a filtering frame is movably connected to the inner cavity of the through groove, a first filtering screen and a second filtering screen are sequentially bonded to the top and the bottom of the inner cavity of the filtering frame from front to back, and clamping grooves matched with the installing mechanism are formed in the back of the top and the bottom of the filtering frame;

the mounting mechanism comprises a rotating shaft, a driving gear, a driven gear, a screw rod, a thread bush, a movable rod, a movable plate, a reset spring and a spherical fixture block, the front bottom of the protective mask body is rotatably connected with the rotating shaft through a rotating sleeve, the front of the rotating shaft is bolted with a handle, the surface of the rotating shaft is bolted with the driving gear, the bottom of the driving gear is meshed with the driven gear, the inner cavity of the driven gear is bolted with the screw rod, the bottom of the screw rod sequentially penetrates through a first groove and a fixed frame and is rotatably connected with the back of the bottom of the inner cavity of the fixed frame through a bearing, the surface of the screw rod is sequentially in threaded connection with the thread bush from top to bottom, the front of the thread bush is movably connected with the movable rod through a movable seat, one side of the movable rod, which is far away from the thread bush, is movably connected with the movable plate through the movable seat, and one side, which is opposite to the movable plate, is provided with a second groove, and one side bolt that the filter frame was kept away from to second recess inner chamber has reset spring, reset spring one side bolt in opposite directions has connect the connecting plate, and the connecting plate one side bolt in opposite directions has connect the spherical fixture block that the cooperation draw-in groove used, first through-hole has all been seted up from last to down in proper order in the positive bottom of protective face mask body, and the front of first through-hole and the back of fixed frame intercommunication, the positive top bolt in fixed frame inner chamber right side has the supporting shoe.

2. The multifunctional protective mask structure for chemical safety production according to claim 1, wherein the protective mask structure comprises: the positive top of filter frame and bottom have all been seted up the third recess, and the inner chamber joint of third recess has the fixed block, the front bolt of fixed block has connect the baffle, and the front of baffle is from last to having seted up the second through-hole down in proper order, the positive top bolt of fixed frame has connect the dog, and the front of dog and the top swing joint at the baffle back.

3. The multifunctional protective mask structure for chemical safety production according to claim 1, wherein the protective mask structure comprises: the front top of the face guard body is bolted with a support plate, the top of the support plate is bolted with a battery box, and the top of the battery box is bolted with a lighting lamp.

4. The multifunctional protective mask structure for chemical safety production according to claim 1, wherein the protective mask structure comprises: the positive top of fixed frame inner chamber and bottom all bond and have sealed the pad, and sealed pad one side in opposite directions and the top and the bottom swing joint of filter frame, all bond all around at the protective face mask body back has the rubber pad.

5. The multifunctional protective mask structure for chemical safety production according to claim 1, wherein the protective mask structure comprises: the back of fixed frame inner chamber top and bottom all bolted connection has the traveller, all sliding connection has the sliding sleeve from last to down in proper order on the surface of traveller, the front of sliding sleeve and the back bolted connection of thread bush.

6. The multifunctional protective mask structure for chemical safety production according to claim 1, wherein the protective mask structure comprises: the top and the bottom of the inner cavity of the fixed frame are both provided with sliding grooves, the inner cavity of each sliding groove is connected with a sliding block in a sliding mode, and one side, opposite to each other, of each sliding block penetrates through the corresponding sliding groove and is in bolted connection with one side, far away from the filter frame, of the corresponding moving plate.