CN219353137U - Protective mask - Google Patents
Protective mask Download PDFInfo
- Publication number
- CN219353137U CN219353137U CN202320061494.9U CN202320061494U CN219353137U CN 219353137 U CN219353137 U CN 219353137U CN 202320061494 U CN202320061494 U CN 202320061494U CN 219353137 U CN219353137 U CN 219353137U
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- arc
- limiting rod
- panel
- installation
- protection panel
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Abstract
The utility model discloses a protective mask, which comprises an arc protective panel and an elastic band arranged on the arc protective panel, wherein the front side of the arc protective panel is provided with a face screen, and the protective mask also comprises an installation component which is arranged on the arc protective panel and is used for detachably connecting the face screen with the arc protective panel. The protective mask disclosed by the utility model has the advantages that the installation and the disassembly of the whole panel are simple, the implementation is convenient and fast, the rapid installation and the replacement of the upper panel of the protective mask are convenient, compared with the installation and the fixation in the conventional buckle mode, the probability of damage in the installation and the fixation process of the installation component is reduced, and the repeated installation and the replacement of the upper panel of the protective mask are convenient.
Description
Technical Field
The utility model belongs to the technical field of medical equipment, and particularly relates to a protective mask.
Background
For the reuse of arc protection panel and elastic cord on the protection face guard of being convenient for, the front side at arc protection panel can be dismantled in the mode of buckle installation to the face screen accessible on the protection face guard, and the face screen can be disassembled the change after the daily use of face guard.
When the panel fixed in the form of the buckle is disassembled, the damage of the buckle is often caused by excessive force, and the repeated installation and replacement of the panel on the protective panel are inconvenient.
The present utility model has been made in view of this.
Disclosure of Invention
In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:
the utility model provides a protective mask, includes arc protection panel and installs the elastic cord on arc protection panel, arc protection panel's front side is provided with the face screen, still including setting up the installation component that is used for face screen and arc protection panel to dismantle the connection on arc protection panel.
The installation components are provided with a plurality of groups, and each installation component is arranged on the arc protection panel at equal intervals.
The installation component is including fixing the L type frame at arc protection panel front side, sliding connection has the gag lever post on the L type frame, the gag lever post leans on to arc protection panel's one end and is fixed with the limiting plate, be provided with the promotion subassembly that is used for the gag lever post to promote on L type frame and the gag lever post, be provided with the regulation subassembly that is used for the gag lever post to promote pressure adjustment on the gag lever post.
The pushing assembly comprises an annular plate sleeved outside the limiting rod, a spring is sleeved on the side wall of the limiting rod, and two ends of the spring are respectively connected with the annular plate and the L-shaped frame.
The adjusting component comprises a thread groove formed in the side wall of the limiting rod, a driving ring is connected to the thread groove in a threaded engagement mode, and the annular plate is connected with one side of the driving ring in a rotating mode.
The driving ring is provided with a non-slip protrusion.
Compared with the prior art, the utility model has the following beneficial effects:
the protective mask disclosed by the utility model has the advantages that the installation and the disassembly of the whole panel are simple, the implementation is convenient and fast, the rapid installation and the replacement of the upper panel of the protective mask are convenient, compared with the installation and the fixation in the conventional buckle mode, the probability of damage in the installation and the fixation process of the installation component is reduced, and the repeated installation and the replacement of the upper panel of the protective mask are convenient.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
In the drawings:
FIG. 1 is a schematic diagram of the overall outline structure of the present utility model;
FIG. 2 is a schematic view of a mounting assembly and a pushing assembly according to the present utility model;
FIG. 3 is an enlarged view of FIG. 1 at A;
fig. 4 is an enlarged view at B in fig. 2.
In the figure: 101-an arc-shaped protective panel; 102-an elastic band; 103-a face screen; 201-L-shaped rack; 202-a limit rod; 203-limiting plates; 301-an annular plate; 302-a spring; 401-thread groove; 402-drive ring.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model.
As shown in fig. 1 to 4, a protective mask includes an arc-shaped protective panel 101, an elastic band 102 mounted on the arc-shaped protective panel 101, a face screen 103 disposed on the front side of the arc-shaped protective panel 101, and a mounting assembly disposed on the arc-shaped protective panel 101 for detachably connecting the face screen 103 with the arc-shaped protective panel 101;
what needs to be explained here is: the whole panel 103 is simple in installation and disassembly operation, convenient to implement, convenient for rapid installation and replacement of the panel 103 on the protection panel, and compared with the installation and fixation in the conventional buckle mode, the probability of damage in the installation and fixation process of the installation component is reduced, and the repeated installation and replacement of the panel 103 on the protection panel are convenient.
The installation components are provided with a plurality of groups, and each installation component is arranged on the arc-shaped protection panel 101 in an equidistant manner;
what needs to be explained here is: the effect of fixing the face screen 103 is improved by the installation components which are arranged at equal intervals.
The installation assembly comprises an L-shaped frame 201 fixed on the front side of the arc-shaped protection panel 101, a limiting rod 202 is connected to the L-shaped frame 201 in a sliding manner, a limiting plate 203 is fixed at one end, close to the arc-shaped protection panel 101, of the limiting rod 202, a pushing assembly for pushing the limiting rod 202 is arranged on the L-shaped frame 201 and the limiting rod 202, and an adjusting assembly for adjusting pushing pressure of the limiting rod 202 is arranged on the limiting rod 202;
what needs to be explained here is: the limiting rods 202 on each installation component are pulled in sequence, after the limiting rods 202 are pulled, the surface screen 103 is pushed between the arc-shaped protection panel 101 and each limiting rod 202, after the surface screen 103 is pushed, the pushing of each limiting rod 202 is released, each limiting rod 202 resets under the action of the elastic force of each spring 302 and abuts against the surface screen 103, one end of each limiting rod 202 abuts against the surface screen 103, the surface screen 103 is installed and fixed on the front side of the arc-shaped protection panel 101, and the installation of the surface screen 103 is completed.
The pushing assembly comprises an annular plate 301 sleeved outside the limiting rod 202, a spring 302 is sleeved on the side wall of the limiting rod 202, and two ends of the spring 302 are respectively connected with the annular plate 301 and the L-shaped frame 201;
what needs to be explained here is: pushing one end of the stop lever 202 is facilitated by the spring 302.
The adjusting component comprises a thread groove 401 arranged on the side wall of the limiting rod 202, a driving ring 402 is connected to the thread groove 401 in a threaded engagement manner, and the annular plate 301 is rotationally connected with one side of the driving ring 402;
what needs to be explained here is: the driving ring 402 can be rotated, in the process of rotating the driving ring 402, the driving ring 402 can be moved towards or away from the L-shaped frame 201 while rotating through the mutual meshing transmission between the driving ring 402 and the thread groove 401, in the process of moving the driving ring 402, the annular plate 301 is driven to synchronously move, and the elasticity of the spring 302 is adjusted through the movement of the annular plate 301, so that one end of the limiting rod 202 can squeeze the panel 103 with different forces.
The driving ring 402 is provided with a slip preventing protrusion;
what needs to be explained here is: friction is increased by the cleats to facilitate the rotational operation of the drive ring 402.
When the protective mask is used, the face shield 103 is installed, in the installation process, the limiting rods 202 on each installation component are pulled in sequence, after the limiting rods 202 are pulled, the face shield 103 is pushed between the arc-shaped protective panel 101 and each limiting rod 202, after the face shield 103 is pushed, the pushing of each limiting rod 202 is released, each limiting rod 202 is reset under the action of the elastic force of each spring 302 and is propped against the face shield 103, and the face shield 103 is installed and fixed on the front side of the arc-shaped protective panel 101 through the propping action of one end of each limiting rod 202 against the face shield 103, so that the installation of the face shield 103 is completed;
when the face screen 103 needs to be replaced, the limiting rods 202 are pulled in sequence, so that one end of each limiting rod 202 is not propped against the face screen 103 any more, at the moment, the face screen 103 can be taken down from the arc-shaped protection panel 101, the disassembly of the face screen 103 is completed, the whole face screen 103 is easy to install and disassemble, convenient to implement and convenient to install and replace the face screen 103 on the protection mask, and compared with the conventional buckle type of installation and fixation, the probability of damage in the installation and fixation process of an installation component is reduced, and the repeated installation and replacement of the face screen 103 on the protection mask are facilitated;
in the process of installing and dismantling the panel 103, the driving ring 402 can be rotated, in the process of rotating the driving ring 402, the driving ring 402 is enabled to move towards or away from the L-shaped frame 201 in the process of rotating through the mutual meshing transmission between the driving ring 402 and the thread groove 401, in the process of moving the driving ring 402, the annular plate 301 is driven to move synchronously, the elasticity of the spring 302 is adjusted through the movement of the annular plate 301, one end of the limiting rod 202 can extrude the panel 103 with different forces, therefore, after installing the panel 103, the thrust of the spring 302 to one end of the limiting rod 202 is increased, the effect of installing and fixing the panel 103 is guaranteed, and the thrust of the spring 302 to one end of the limiting rod 202 can be reduced when the panel 103 is required to be dismantled, so that the panel 103 is convenient to disassemble.
Claims (4)
1. A protective mask, comprising:
the device comprises an arc-shaped protection panel (101) and an elastic band (102) arranged on the arc-shaped protection panel (101), wherein a face screen (103) is arranged on the front side of the arc-shaped protection panel (101);
characterized by further comprising:
the mounting assembly is arranged on the arc-shaped protection panel (101) and used for detachably connecting the face screen (103) with the arc-shaped protection panel (101);
the installation components are provided with a plurality of groups, and each installation component is arranged on the arc-shaped protection panel (101) in an equidistant manner;
the mounting assembly comprises an L-shaped frame (201) fixed on the front side of the arc-shaped protection panel (101), a limiting rod (202) is connected to the L-shaped frame (201) in a sliding mode, a limiting plate (203) is fixed to one end, close to the arc-shaped protection panel (101), of the limiting rod (202), a pushing assembly used for pushing the limiting rod (202) is arranged on the L-shaped frame (201) and the limiting rod (202), and an adjusting assembly used for adjusting pushing pressure of the limiting rod (202) is arranged on the limiting rod (202).
2. The protective mask according to claim 1, wherein the pushing assembly comprises an annular plate (301) sleeved outside the limiting rod (202), a spring (302) is sleeved on the side wall of the limiting rod (202), and two ends of the spring (302) are respectively connected with the annular plate (301) and the L-shaped frame (201).
3. A protective mask according to claim 2, wherein the adjusting assembly comprises a thread groove (401) formed on the side wall of the limit rod (202), the thread groove (401) is connected with a driving ring (402) in a threaded engagement manner, and the annular plate (301) is rotatably connected with one side of the driving ring (402).
4. A protective mask according to claim 3, wherein the driving ring (402) is provided with a non-slip protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320061494.9U CN219353137U (en) | 2023-01-06 | 2023-01-06 | Protective mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320061494.9U CN219353137U (en) | 2023-01-06 | 2023-01-06 | Protective mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219353137U true CN219353137U (en) | 2023-07-18 |
Family
ID=87147174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320061494.9U Active CN219353137U (en) | 2023-01-06 | 2023-01-06 | Protective mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219353137U (en) |
-
2023
- 2023-01-06 CN CN202320061494.9U patent/CN219353137U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |