CN206714887U - A kind of multilayer ear cover structure - Google Patents
A kind of multilayer ear cover structure Download PDFInfo
- Publication number
- CN206714887U CN206714887U CN201720015938.XU CN201720015938U CN206714887U CN 206714887 U CN206714887 U CN 206714887U CN 201720015938 U CN201720015938 U CN 201720015938U CN 206714887 U CN206714887 U CN 206714887U
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- Prior art keywords
- sound
- multilayer
- isolating sponge
- cover structure
- ring
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Abstract
It the utility model is related to a kind of multilayer ear cover structure, including earmuff shell, the first sound-isolating sponge being arranged in earmuff shell, the second sound-isolating sponge and earmuff shell aperture portion is arranged on ear's week along the ring-type cotton patch being bonded, and dividing plate is provided between described the first sound-isolating sponge and the second sound-isolating sponge；The opening portion of the earmuff shell is provided with retainer ring；The bottom of the retainer ring is provided with exterior bayonet slot and inner card cage；Described exterior bayonet slot engages with earmuff shell and dividing plate；Described inner card cage engages with the edge of the second sound-isolating sponge.A kind of multilayer ear cover structure described in the utility model, has a multiple sound insulation layer, and noise insulation effect is good.
Description
Technical field
Noise insulation apparatus field is the utility model is related to, especially a kind of multilayer ear cover structure.
Background technology
Earmuff is a kind of ear defenders that can cover whole auricle.Two round shelly bodies that noise-proof earmuff is connected by shelf
Composition, shell is interior to have sound-absorbing material and seal washer, and entirety is shaped like earphone.It is de- to wear conveniently suitable for the higher environment of noise；It is existing
Some earmuffs, the sound-absorbing material that circle shelly inside only has individual layer form, and its soundproof effect is bad.
Utility model content
The technical problems to be solved in the utility model is：In order to overcome it is above-mentioned present in problem, there is provided a kind of multilayer
Ear cover structure, has a multiple sound insulation layer, and noise insulation effect is good.
Technical scheme is used by the utility model solves its technical problem：A kind of multilayer ear cover structure, including earmuff
Shell, the first sound-isolating sponge being arranged in earmuff shell, the second sound-isolating sponge and it is arranged on earmuff shell aperture portion and ear
Portion is provided with dividing plate in week along the ring-type cotton patch being bonded between described the first sound-isolating sponge and the second sound-isolating sponge；The earmuff
The opening portion of shell is provided with retainer ring；The bottom of the retainer ring is provided with exterior bayonet slot and inner card cage；Described exterior bayonet slot with
Earmuff shell and dividing plate engaging；Described inner card cage engages with the edge of the second sound-isolating sponge.
Preferably, the thickness of the first described sound-isolating sponge is less than the thickness of the second sound-isolating sponge.
Preferably, at least one passage is provided with described dividing plate.
Preferably, the both sides of the retainer ring are separately provided for the axis body being connected with headband.
Preferably, the top of the retainer ring is provided with contiguous block, contiguous block engages with retainer ring；The ring-type cotton patch
It is provided on contiguous block.
Preferably, described ring-type cotton patch includes leather and is arranged on the 3rd sound-isolating sponge of leather internal layer.
The beneficial effects of the utility model are：A kind of multilayer ear cover structure, it pastes ear and by leather and is coated in leather
Sponge composition, using comfortable, with ear week along being bonded, for a long time using not hindering ear；With multiple sound insulation structure, sound insulation effect
Fruit is good；Second sound-isolating sponge is fastened in earmuff shell, and installation is stable, and can take out replacing.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is a kind of configuration schematic diagram of multilayer ear cover structure described in the utility model；
Fig. 2 is a kind of cross-sectional view of multilayer ear cover structure described in the utility model；
Fig. 3 is a kind of mplifying structure schematic diagram of multilayer ear cover structure described in the utility model.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
Embodiment 1
A kind of multilayer ear cover structure as shown in Figure 1, 2, 3, including earmuff shell 1, be arranged in earmuff shell 1 first
Sound-isolating sponge 2, the second sound-isolating sponge 3 and the opening portion of earmuff shell 1 and ear week are arranged on along the ring-type cotton patch 4 being bonded, institute
Dividing plate 5 is provided between the first sound-isolating sponge 2 and the second sound-isolating sponge 3 stated；The opening portion of the earmuff shell 1 is provided with solid
Determine ring 6；The bottom of the retainer ring 6 is provided with exterior bayonet slot 61 and inner card cage 62；Described exterior bayonet slot 62 with earmuff shell 1 and every
Plate 5 engages；Described inner card cage 62 engages with the edge of the second sound-isolating sponge 3.
In the present embodiment, dividing plate 5 is cup-like structure, is enclosed in cover shell 1, and its shape is mutually adapted with earmuff shell 1, Gu
Determine ring 6 with earmuff shell 1 and dividing plate 5 to engage and reinforce connection by glue；The edge of inner card cage 62 and the second sound-isolating sponge 3
Edge engaging, for fixing the second sound-isolating sponge 3；The ear cover structure of the present embodiment has a multiple sound insulation layer, and soundproof effect is good.
Embodiment 2
A kind of multilayer ear cover structure as shown in Figure 1, 2, 3, including earmuff shell 1, be arranged in earmuff shell 1 first
Sound-isolating sponge 2, the second sound-isolating sponge 3 and the opening portion of earmuff shell 1 and ear week are arranged on along the ring-type cotton patch 4 being bonded, institute
Dividing plate 5 is provided between the first sound-isolating sponge 2 and the second sound-isolating sponge 3 stated；The opening portion of the earmuff shell 1 is provided with solid
Determine ring 6；The bottom of the retainer ring 6 is provided with exterior bayonet slot 61 and inner card cage 62；Described exterior bayonet slot 62 with earmuff shell 1 and every
Plate 5 engages；Described inner card cage 62 engages with the edge of the second sound-isolating sponge 3.Dividing plate 5 is cup-like structure, is enclosed on cover shell 1
Interior, its shape is mutually adapted with earmuff shell 1, and retainer ring 6, which engages with earmuff shell 1 and dividing plate 5 and reinforced by glue, to be connected
Connect；The edge of inner card cage 62 engages with the edge of the second sound-isolating sponge 3, for fixing the second sound-isolating sponge 3.
The thickness of the first described sound-isolating sponge 2 is less than the thickness of the second sound-isolating sponge 3.First sound-isolating sponge 2 is by dividing plate 5
Press, be brought into close contact with earmuff shell 1.
Passage 51 is provided with described dividing plate 5, passage 51 is evenly distributed on the upper and lower ends of dividing plate 5, the both sides of dividing plate 5
Pressure it is uniform.
The both sides of the retainer ring 6 are separately provided for the axis body 63 being connected with headband.Headband rotates with axis body 63
Connection, it is easy to use.
The top of the retainer ring 6 is provided with contiguous block 7, and contiguous block 7 engages with retainer ring 6；The bottom outer of contiguous block 7 is set
Ring-type grab 71 is equipped with, the top of retainer ring 6 is provided with the ring-type neck 64 being adapted to ring-type grab 71；The ring-type cotton patch 4 is
It is arranged on 7 on contiguous block.Described ring-type cotton patch 4 includes leather 41 and is arranged on the 3rd sound-isolating sponge 42 of leather internal layer.
The bottom of leather 41 is fixed by glue and is fitted on contiguous block 7.
To sum up, a kind of multilayer ear cover structure described in the utility model, it pastes ear and by leather and is coated in leather
Sponge forms, using comfortable, with ear week along being bonded, for a long time using not hindering ear；With multiple sound insulation structure, soundproof effect
It is good；Second sound-isolating sponge 3 is fastened in earmuff shell 1, and installation is stable, and can take out replacing.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real
The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right
Property scope.
Claims (6)
- A kind of 1. multilayer ear cover structure, it is characterised in that：Including earmuff shell, the first sound insulation being arranged in earmuff shell sea Continuous, the second sound-isolating sponge and be arranged on the ring-type cotton patch that earmuff shell aperture portion is bonded with ear week edge, described first every Dividing plate is provided between sound sponge and the second sound-isolating sponge；The opening portion of the earmuff shell is provided with retainer ring；The fixation The bottom of ring is provided with exterior bayonet slot and inner card cage；Described exterior bayonet slot engages with earmuff shell and dividing plate；Described inner card cage with The edge engaging of second sound-isolating sponge.
- A kind of 2. multilayer ear cover structure according to claim 1, it is characterised in that：The thickness of the first described sound-isolating sponge Less than the thickness of the second sound-isolating sponge.
- A kind of 3. multilayer ear cover structure according to claim 1, it is characterised in that：At least one is provided with described dividing plate Individual passage.
- A kind of 4. multilayer ear cover structure according to claim 1, it is characterised in that：The both sides of the retainer ring are set respectively It is equipped with the axis body for being connected with headband.
- A kind of 5. multilayer ear cover structure according to claim 1, it is characterised in that：The top of the retainer ring is provided with company Block is connect, contiguous block engages with retainer ring；The ring-type cotton patch is provided on contiguous block.
- A kind of 6. multilayer ear cover structure according to claim 1, it is characterised in that：Described ring-type cotton patch include leather with And it is arranged on the 3rd sound-isolating sponge of leather internal layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720015938.XU CN206714887U (en) | 2017-01-06 | 2017-01-06 | A kind of multilayer ear cover structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720015938.XU CN206714887U (en) | 2017-01-06 | 2017-01-06 | A kind of multilayer ear cover structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206714887U true CN206714887U (en) | 2017-12-08 |
Family
ID=60500238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720015938.XU Active CN206714887U (en) | 2017-01-06 | 2017-01-06 | A kind of multilayer ear cover structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206714887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109172144A (en) * | 2018-10-10 | 2019-01-11 | 南京市儿童医院 | The postoperative protective device of ear |
-
2017
- 2017-01-06 CN CN201720015938.XU patent/CN206714887U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109172144A (en) * | 2018-10-10 | 2019-01-11 | 南京市儿童医院 | The postoperative protective device of ear |
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