Mask capable of being locally detached

Abstract

The utility model relates to the technical field of masks, and discloses a locally detachable mask which comprises a mask layer body, a clamping shaft is slidably connected to the interior of the mask layer body, a handle is fixedly connected to the upper surface of the clamping shaft, a clamping groove is formed in the outer portion of the clamping shaft, a clamping strip is slidably connected to the outer wall of the clamping shaft, and the handle is fixedly connected to the clamping strip. A first bottom plate is fixedly connected to the lower surface of the clamping strip, a first shell is fixedly connected to the upper surface of the first bottom plate, and a hanging lug assembly is arranged on the outer wall of the clamping shaft. According to the utility model, the handle is rotated, the lower surface of the handle is fixedly connected with the clamping shaft, the surface of the clamping shaft is provided with the clamping groove, and the upper surface of the first bottom plate is fixedly connected with the clamping strip, so that when the handle is pushed, the clamping shaft is driven to slide into the clamping strip to achieve a fixing effect, and when the handle is rotated, the clamping shaft can be pulled out by rotating the clamping shaft to the part without the clamping groove; the ear hook is slidably connected to the outer wall of the clamping shaft through the fixing ring, and when the buckle device is disassembled, the effects of disassembling and replacing the ear hook can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of masks, in particular to a mask that can be partially disassembled. Background Art

[0002] A mask is a device used to cover the mouth and nose, mainly aiming to block particulate matter in the air and reduce the risk of virus and bacteria transmission through the respiratory tract. A mask is an important protective device, which is crucial for preventing disease transmission and protecting respiratory health. In specific health crisis situations, correctly wearing a mask can play a key protective role.

[0003] After retrieval, a mask with replaceable filter element is disclosed in the publication number: CN212260526U, which includes a first layer body; a second layer body; a filter element layer arranged between the first layer body and the second layer body for filtering particulate matter in the air; a connecting structure for connecting the first layer body and the second layer body, and at least part of the second layer body can be torn or separated through this connecting structure. The utility model realizes the replacement of the filter element layer in two ways: either the first layer body can be partially torn or partially disassembled, and both the original first and second layer bodies can be reused, reducing material waste, improving the utilization rate of masks, reducing the loss of mask resources, and ensuring the health and hygiene of the population.

[0004] In the above application, the combination of the first layer body and the second layer body can be used to replace the filter element, reducing mask loss. However, there are still deficiencies in the above patent. The problems of wear and tear during use, such as damage to the ear loops or the disassembly and replacement of ear loops when it is necessary to change to a head-mounted type, have not been solved. Content of the Utility Model

[0005] In order to make up for the above deficiencies, the utility model provides a mask that can be partially disassembled, aiming to improve the problems of disassembly and replacement of ear loops.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A mask that can be partially disassembled includes a mask layer body. A pressure strip is arranged inside the mask layer body. A card shaft is slidably connected inside the mask layer body. A handle is fixedly connected to the upper surface of the card shaft. A card slot is opened on the outer surface of the card shaft. A card strip is slidably connected to the outer wall of the card shaft. A first bottom plate is fixedly connected to the lower surface of the card strip. A first outer shell is fixedly connected to the upper surface of the first bottom plate. An ear loop assembly is arranged on the outer wall of the card shaft.

[0008] Preferably, the ear loop assembly includes a fixing ring rotatably connected to the outer wall of the card shaft, and an ear loop is fixedly connected to the outer wall of the fixing ring.

[0009] Preferably, a connecting column is slidably connected to the outer wall of the ear hook.

[0010] Preferably, a top plate is fixedly connected to the upper surface of the connecting column, and a pressing plate is fixedly connected to the lower surface of the connecting column.

[0011] Preferably, a spring is fixedly connected to the lower surface of the pressing plate.

[0012] Preferably, a second bottom plate is fixedly connected to the lower surface of the spring.

[0013] Preferably, a second outer shell is fixedly connected to the upper surface of the second bottom plate.

[0014] Preferably, holes are provided on the outer wall of the second outer shell, and the outer wall of the pressing plate is slidably connected to the inner wall of the second outer shell.

[0015] The utility model has the following beneficial effects:

[0016] 1. In the utility model, by rotating the handle, a clamping shaft is fixedly connected to the lower surface of the handle, a clamping groove is provided on the surface of the clamping shaft, a clamping strip is fixedly connected to the upper surface of the first bottom plate. When the handle is pushed, the clamping shaft slides into the clamping strip to achieve the fixing effect. When the handle is rotated, the clamping shaft rotates to the part without the clamping groove, and the clamping shaft can be pulled out. The ear hook is slidably connected to the outer wall of the clamping shaft through a fixing ring. When the buckle device is disassembled, the ear hook can be disassembled and replaced.

[0017] 2. In the utility model, when the top plate is pressed, a connecting column is fixedly connected to the lower surface of the top plate, a pressing plate is fixedly connected to the lower surface of the connecting column, a spring is fixedly connected to the lower surface of the pressing plate, and holes are provided on the surface of the second outer shell. When the top plate is pressed, the pressing plate presses the spring, and the ear hook passes through the holes. When the top plate is released, the spring rebounds to clamp the ear hook, so as to achieve the effect of adjusting the tightness of the ear hook. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is the main view of a mask with partial disassembly proposed by the utility model;

[0019] Figure 2 is the schematic diagram of the clamping shaft of a mask with partial disassembly proposed by the utility model;

[0020] Figure 3 is the schematic diagram of the ear hook of a mask with partial disassembly proposed by the utility model;

[0021] Figure 4 is the schematic diagram of the second outer shell of a mask with partial disassembly proposed by the utility model;

[0022] Figure 5 is the schematic diagram of the spring of a mask with partial disassembly proposed by the utility model.

[0023] Legend Explanation:

[0024] 1. Mask layer body; 2. Press strip; 3. Ear loop; 4. First base plate; 5. Card strip; 6. First outer shell; 7. Handle; 8. Card shaft; 9. Card slot; 10. Second outer shell; 11. Hole; 12. Second base plate; 13. Spring; 14. Top plate; 15. Connecting column; 16. Pressing plate; 17. Fixed ring. Detailed Implementation Manner

[0025] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

[0026] Referring to Figure 1-2 , an embodiment provided by the present invention: a locally detachable mask, including a mask layer body 1, a press strip 2 is arranged inside the mask layer body 1, a card shaft 8 is slidably connected inside the mask layer body 1, a handle 7 is fixedly connected to the upper surface of the card shaft 8, a card slot 9 is opened on the outside of the card shaft 8, a card strip 5 is slidably connected to the outer wall of the card shaft 8, a first base plate 4 is fixedly connected to the lower surface of the card strip 5, a first outer shell 6 is fixedly connected to the upper surface of the first base plate 4, and an ear loop assembly is arranged on the outer wall of the card shaft 8;

[0027] Specifically, the handle 7 is fixedly connected to the card shaft 8, and a card slot 9 is opened on the outside of the card shaft 8. When the handle 7 is pushed, the card shaft 8 will be stuck on the card strip 5 connected to the upper surface of the first base plate 4, and a fixing effect can be achieved. Rotate the handle 7, and rotate the card shaft 8 to the side without the card slot 9 to contact the card strip 5, then the card shaft 8 can be pulled out to achieve the effect of disassembly and replacement.

[0028] Referring to Figure 3 , the ear loop assembly includes a fixed ring 17, the fixed ring 17 is rotatably connected to the outer wall of the card shaft 8, and an ear loop 3 is fixedly connected to the outer wall of the fixed ring 17;

[0029] Specifically, the fixed ring 17 has a fixing effect on the ear loop 3, and the ear loop 3 is connected to the card shaft 8 through the fixed ring 17.

[0030] Referring to Figure 4-5, a connecting column 15 is slidably connected to the outer wall of the ear hook 3; a top plate 14 is fixedly connected to the upper surface of the connecting column 15, and a pressing plate 16 is fixedly connected to the lower surface of the connecting column 15: a spring 13 is fixedly connected to the lower surface of the pressing plate 16; a second bottom plate 12 is fixedly connected to the lower surface of the spring 13; a second outer shell 10 is fixedly connected to the upper surface of the second bottom plate 12; a hole 11 is provided on the outer wall of the second outer shell 10, and the outer wall of the pressing plate 16 is slidably connected to the inner wall of the second outer shell 10;

[0031] Specifically, the connecting column 15 connects the top plate 14 and the pressing plate 16. A spring 13 is fixedly connected to the lower surface of the pressing plate 16. When the top plate 14 is pressed, the pressing plate 16 is driven by the connecting column 15 to press the spring 13 to contract, so that the ear hook 3 can pass through the hole 11 opened on the surface of the second outer shell 10. When the top plate 14 is released, the spring 13 retracts to clamp the ear hook 3, so as to achieve the effect of adjusting the tightness of the ear hook 3.

[0032] Working principle: When the device is needed, push the handle 7. A card shaft 8 with a card slot 9 is fixedly connected to the lower surface of the handle 7. A card strip 5 is slidably connected to the outer wall of the card shaft 8. A first bottom plate 4 is fixedly connected to the lower surface of the card strip 5. Pushing the handle 7 can fix the card shaft 8 on the outer wall of the card strip 5 to achieve a fixing effect. Rotate the handle 7 to rotate the part of the card shaft 8 without the card slot 9 to fit with the card strip 5, and the card shaft 8 can be pulled out. The ear hook 3 is rotatably connected to the outer wall of the card shaft 8 through a fixing ring 17. When the card shaft 8 is tightened or pulled out, the ear hook 3 can be disassembled and replaced. Press the top plate 14. A connecting column 15 is fixedly connected to the lower surface of the top plate 14. A pressing plate 16 is fixedly connected to the lower surface of the connecting column 15. A spring 13 is fixedly connected to the lower surface of the pressing plate 16. The outer wall of the pressing plate 16 is slidably connected to the inner wall of the second outer shell 10. Four holes 11 are opened on the surface of the second outer shell 10. When in use, when the top plate 14 is pressed, the pressing plate 16 compresses the spring 13, and the ear hook 3 is passed through the hole 11. When the top plate 14 is released, the spring 13 retracts to clamp the ear hook 3, so as to achieve the effect of adjusting the tightness of the ear hook 3. When the device is used, not only can the ear hook 3 be disassembled and replaced, but also the tightness of the ear hook 3 can be adjusted.

[0033] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A partially detachable mask, comprising a mask layer body (1), characterized in that: The mask layer body (1) is provided with a pressure strip (2) inside, the mask layer body (1) is slidably connected with a clamping shaft (8) inside, the upper surface of the clamping shaft (8) is fixedly connected with a handle (7), the outside of the clamping shaft (8) is provided with a clamping groove (9), the outer wall of the clamping shaft (8) is slidably connected with a clamping strip (5), the lower surface of the clamping strip (5) is fixedly connected with a first bottom plate (4), the upper surface of the first bottom plate (4) is fixedly connected with a first shell (6), and the outer wall of the clamping shaft (8) is provided with an ear hanging assembly.

2. A partially detachable mask according to claim 1, characterized in that: The ear hook assembly comprises a fixing ring (17), the fixing ring (17) is rotatably connected to the outer wall of the clamping shaft (8), and the outer wall of the fixing ring (17) is fixedly connected to the ear hook (3).

3. A partially detachable mask according to claim 2, characterized in that: The outer wall of the ear hook (3) is slidably connected with a connecting column (15).

4. A partially detachable mask according to claim 3, characterized in that: The upper surface of the connecting column (15) is fixedly connected to a top plate (14), and the lower surface of the connecting column (15) is fixedly connected to a pressing plate (16).

5. A partially detachable mask according to claim 4, characterized in that: The lower surface of the pressing plate (16) is fixedly connected with a spring (13).

6. A partially detachable mask according to claim 5, characterized in that: The lower surface of the spring (13) is fixedly connected to a second bottom plate (12).

7. A partially detachable mask according to claim 6, characterized in that: The second housing (10) is fixedly connected to the upper surface of the second bottom plate (12).

8. A partially detachable mask according to claim 7, characterized in that: The outer wall of the second shell (10) is provided with a hole (11), and the outer wall of the pressing plate (16) is slidably connected to the inner wall of the second shell (10).

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