CN204337452U - A kind of respirator with denoising structure - Google Patents
A kind of respirator with denoising structure Download PDFInfo
- Publication number
- CN204337452U CN204337452U CN201420787396.4U CN201420787396U CN204337452U CN 204337452 U CN204337452 U CN 204337452U CN 201420787396 U CN201420787396 U CN 201420787396U CN 204337452 U CN204337452 U CN 204337452U
- Authority
- CN
- China
- Prior art keywords
- turbine
- special
- air flue
- lower house
- respirator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses a kind of respirator with denoising structure; It turbine comprising casing and be positioned at casing, casing comprises the upper shell and lower house that are connected, lower house is provided with special-shaped air flue, one sidewall of lower house is provided with the entrance of special-shaped air flue, the middle part of lower house is provided with the outlet of special-shaped air flue, the inlet end of turbine is positioned at exit, and a sidewall of upper shell is provided with extending port, and the outlet side of turbine is positioned at extending port place; The inlet end of turbine is positioned at the exit of special-shaped air flue, abnormity air flue extends the airway length of air inlet, available buffer air-flow, reduce turbulent flow, thus reaching the effect reducing pneumatic noise, the inlet end of turbine of the present utility model is provided with special-shaped air flue, extends airway length, cushion air-flow, reduce the noise of air-flow.
Description
Technical field
This utility model relates to respirator technical field, particularly relates to a kind of respirator with denoising structure.
Background technology
The application of the medical instruments field of respirator is very extensive, conventional respirator is turbine type respirator, the high velocity air that turbine produces when high speed rotating can produce noise, and the mechanical vibration of turbine also can produce very large noise, and noise affects to respirator and patient.Therefore, be necessary to develop a kind of structure that can reduce respirator noise.
Utility model content
The purpose of this utility model is to provide a kind of respirator with denoising structure, and its inlet end is provided with special-shaped air flue, extends airway length, has cushioned air-flow, reduces the noise of air-flow.
For reaching this object, this utility model by the following technical solutions:
A kind of respirator with denoising structure, comprise casing and be positioned at the turbine of casing, casing comprises the upper shell and lower house that are connected, lower house is provided with special-shaped air flue, one sidewall of lower house is provided with the entrance of special-shaped air flue, and the middle part of lower house is provided with the outlet of special-shaped air flue, and the inlet end of turbine is positioned at exit, one sidewall of upper shell is provided with extending port, and the outlet side of turbine is positioned at extending port place.
Wherein, special-shaped air flue is spiral type.
Wherein, special-shaped air flue is roundabout shape.
Wherein, turbine is positioned at upper shell, and the relative position at the two ends up and down of upper shell is respectively arranged with connecting hole, the two ends up and down of turbine lay respectively in connecting hole, lower house is provided with outlet at the relative position of connecting hole, and the lower end of turbine is provided with inlet end, and inlet end stretches in outlet.
Wherein, the two ends up and down of turbine and the junction of connecting hole are provided with silicagel pad.
Wherein, the inner surface of upper shell, lower house is provided with the spongy body of noise reduction.
Wherein, spongy body is TPU sponge.
The beneficial effects of the utility model: a kind of respirator with denoising structure, comprise casing and be positioned at the turbine of casing, casing comprises the upper shell and lower house that are connected, lower house is provided with special-shaped air flue, one sidewall of lower house is provided with the entrance of special-shaped air flue, and the middle part of lower house is provided with the outlet of special-shaped air flue, and the inlet end of turbine is positioned at exit, one sidewall of upper shell is provided with extending port, and the outlet side of turbine is positioned at extending port place.The inlet end of turbine is positioned at the exit of special-shaped air flue, abnormity air flue extends the airway length of air inlet, available buffer air-flow, reduce turbulent flow, thus reaching the effect reducing pneumatic noise, the inlet end of turbine of the present utility model is provided with special-shaped air flue, extends airway length, cushion air-flow, reduce the noise of air-flow.
Accompanying drawing explanation
Fig. 1 is the structural representation of respirator of the present utility model.
Fig. 2 is the structural representation of special-shaped air flue of the present utility model.
Reference numeral is as follows:
1-upper shell; 11-extending port; 12-connecting hole; 2-lower house; 3-turbine; 31-inlet end; 32-outlet side; 4-abnormity air flue; 41-entrance; 42-exports; 5-silicagel pad; 6-spongy body
Detailed description of the invention
The technical solution of the utility model is further illustrated by specific embodiment below in conjunction with Fig. 1 to Fig. 2.
A kind of respirator with denoising structure, comprise casing and be positioned at the turbine 3 of casing, casing comprises the upper shell 1 and lower house 2 that are connected, lower house 2 is provided with special-shaped air flue 4, and a sidewall of lower house 2 is provided with the entrance 41 of special-shaped air flue 4, and the middle part of lower house 2 is provided with the outlet 42 of special-shaped air flue 4, the inlet end 31 of turbine 3 is positioned at outlet 42 place, one sidewall of upper shell 1 is provided with extending port 11, and the outlet side 32 of turbine 3 is positioned at extending port 11 place, as shown in Figure 1.The inlet end 31 of turbine 3 is positioned at outlet 42 place of special-shaped air flue 4, abnormity air flue 4 extends the airway length of air inlet, available buffer air-flow, reduce turbulent flow, thus reaching the effect reducing pneumatic noise, the inlet end 31 of turbine 3 of the present utility model is provided with special-shaped air flue 4, extends airway length, cushion air-flow, reduce the noise of air-flow.
In the present embodiment, special-shaped air flue 4 is spiral type, as shown in Figure 2; Preferably, special-shaped air flue 4 is planar spiral in the cross section of lower house 2, and special-shaped air flue 4 spiral from outside to inside, the entrance 41 of special-shaped air flue 4 is arranged on a sidewall of lower house 2, and the outlet 42 of special-shaped air flue 4 is arranged at spiral middle part; In other embodiments, special-shaped air flue 4 also can be set to roundabout shape, i.e. back-shaped, S shape etc., to extend airway length, reduces pneumatic noise.
In the present embodiment, turbine 3 is positioned at upper shell 1, the relative position at the two ends up and down of upper shell 1 is respectively arranged with connecting hole 12, the two ends up and down of turbine 3 lay respectively in connecting hole 12, lower house 2 is provided with outlet 42 at the relative position of connecting hole 12, the lower end of turbine 3 is provided with inlet end 31, and inlet end 31 stretches in outlet 42.The lower end of turbine 3 is provided with inlet end 31, and inlet end 31 stretches in outlet 42, and namely special-shaped air flue 4 is positioned at the front portion of the inlet end 31 of turbine 3, and air-flow enters turbine 3 after special-shaped air flue 4 reduces noise, significantly reduces the noise of respirator.
In the present embodiment, the two ends up and down of turbine 3 and the junction of connecting hole 12 are provided with silicagel pad 5, and silicagel pad 5 can reduce the noise produced when turbine 3 rotates vibrations, contributes to the vibrations noise reducing respirator.
In the present embodiment, the inner surface of upper shell 1, lower house 2 is provided with the spongy body 6 of noise reduction.Spongy body 6 is the foaming structure of internal void, has the function of noise reduction, and the inner surface of upper shell 1, lower house 2 is provided with the spongy body 6 of noise reduction, utilizes the hole of spongy body 6 inside, can reduce the noise of air-flow further.Preferably, spongy body 6 is TPU sponge, TPU is Polyurethane Thermoplastic Elastomer rubber, there is wear-resisting, oil resistant, transparent, the advantage of good springiness, and TPU sponge is the low-density PU of foam density lower than 18kg/m3, there is good absorbing sound and lowering noise function, in other embodiments, also can select the sponge that other macromolecular materials foam.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (7)
1. one kind has the respirator of denoising structure, comprise casing and be positioned at the turbine (3) of described casing, it is characterized in that, described casing comprises the upper shell (1) and lower house (2) that are connected, described lower house (2) is provided with special-shaped air flue (4), one sidewall of described lower house (2) is provided with the entrance (41) of described special-shaped air flue (4), the middle part of described lower house (2) is provided with the outlet (42) of described special-shaped air flue (4), the inlet end (31) of described turbine (3) is positioned at described outlet (42) place, one sidewall of described upper shell (1) is provided with extending port (11), the outlet side (32) of described turbine (3) is positioned at described extending port (11) place.
2. the respirator with denoising structure according to claim 1, is characterized in that, described special-shaped air flue (4) is spiral type.
3. the respirator with denoising structure according to claim 1, is characterized in that, described special-shaped air flue (4) is roundabout shape.
4. the respirator with denoising structure according to claim 1, it is characterized in that, described turbine (3) is positioned at described upper shell (1), the relative position at the two ends up and down of described upper shell (1) is respectively arranged with connecting hole (12), the two ends up and down of described turbine (3) lay respectively in described connecting hole (12), described lower house (2) is provided with described outlet (42) at the relative position of described connecting hole (12), the lower end of described turbine (3) is provided with described inlet end (31), described inlet end (31) stretches in described outlet (42).
5. the respirator with denoising structure according to claim 4, is characterized in that, the two ends up and down of described turbine (3) and the junction of described connecting hole (12) are provided with silicagel pad (5).
6. the respirator with denoising structure according to claim 1, is characterized in that, the inner surface of described upper shell (1), described lower house (2) is provided with the spongy body (6) of noise reduction.
7. the respirator with denoising structure according to claim 6, is characterized in that, described spongy body (6) is TPU sponge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420787396.4U CN204337452U (en) | 2014-12-12 | 2014-12-12 | A kind of respirator with denoising structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420787396.4U CN204337452U (en) | 2014-12-12 | 2014-12-12 | A kind of respirator with denoising structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204337452U true CN204337452U (en) | 2015-05-20 |
Family
ID=53220759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420787396.4U Active CN204337452U (en) | 2014-12-12 | 2014-12-12 | A kind of respirator with denoising structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204337452U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105194778A (en) * | 2015-10-12 | 2015-12-30 | 濡新（北京）科技发展有限公司 | Draught fan assembly |
| CN108223334A (en) * | 2017-12-30 | 2018-06-29 | 浙江永昌医疗器械股份有限公司 | Low noise sound tube fills air pump |
| CN112245739A (en) * | 2019-12-30 | 2021-01-22 | 北京怡和嘉业医疗科技股份有限公司 | Ventilation treatment equipment and air inlet structure thereof |
-
2014
- 2014-12-12 CN CN201420787396.4U patent/CN204337452U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105194778A (en) * | 2015-10-12 | 2015-12-30 | 濡新（北京）科技发展有限公司 | Draught fan assembly |
| CN108223334A (en) * | 2017-12-30 | 2018-06-29 | 浙江永昌医疗器械股份有限公司 | Low noise sound tube fills air pump |
| CN112245739A (en) * | 2019-12-30 | 2021-01-22 | 北京怡和嘉业医疗科技股份有限公司 | Ventilation treatment equipment and air inlet structure thereof |
| CN112245739B (en) * | 2019-12-30 | 2023-08-15 | 北京怡和嘉业医疗科技股份有限公司 | Aeration treatment equipment and air inlet structure thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204337452U (en) | A kind of respirator with denoising structure | |
| CN104132003A (en) | Silencer of positive pressure ventilation equipment | |
| CN108266408A (en) | A kind of lung ventilator and its wind turbine noise reduction damping device | |
| CN102625201B (en) | Wind noise reducing device for microphone | |
| CN103736186B (en) | A kind of breathing machine pipeline denoising structure | |
| CN204025176U (en) | A kind of silencer of positive airway pressure equipment | |
| CN206530549U (en) | A kind of lung ventilator and its blower fan noise reduction damping device | |
| ES2748353T3 (en) | Turbine for respiratory assist apparatus with reduced noise emissions | |
| CN213220169U (en) | Breathing machine with noise reduction function | |
| CN205349808U (en) | Silent fan | |
| CN203065157U (en) | Oxygenator with low de-nitrogen noises | |
| CN205025721U (en) | Miniature shock attenuation silencing device for oxygenerator | |
| CN208107352U (en) | A kind of three layers of silencing pipeline | |
| CN207901761U (en) | A kind of Multifunctional rubber product | |
| CN104131729A (en) | Child entertainment tent | |
| CN203694301U (en) | Pipe noise reduction mechanism of breathing machine | |
| CN203583174U (en) | Automatic chip suction and silencing device of sewing machine | |
| CN205533445U (en) | Hush pipe admits air | |
| CN205714789U (en) | A kind of high accuracy noise reduction check valve | |
| CN105054866B (en) | Floated noise reduction motor | |
| CN205356044U (en) | Novel fall and make an uproar motor cover and have motor element that this motor covers | |
| CN204917553U (en) | Reduce protection casing device that elevator fan wind was made an uproar | |
| CN108105159A (en) | A kind of new volute tongue structure of centrifugation | |
| CN206592305U (en) | A kind of centrifugal blower | |
| CN205048065U (en) | Device of making an uproar falls in water pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210414 Address after: A1302, Shenzhen national engineering laboratory building, No.20, Gaoxin South 7th Road, high tech Zone community, Yuehai street, Nanshan District, Shenzhen, Guangdong 518000 Patentee after: AMBULANC (SHENZHEN) TECH. Co.,Ltd. Address before: 518052 Shenzhen xinzhixing Medical Technology Co., Ltd. on the east side of the second floor and the first floor of building a, Nanyuan Industrial Park, Nanshan Avenue, Nanshan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN XINZHIXING MEDICAL TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: A1302, Shenzhen national engineering laboratory building, No.20, Gaoxin South 7th Road, high tech Zone community, Yuehai street, Nanshan District, Shenzhen, Guangdong 518000 Patentee after: Shenzhen Security Medical Technology Co.,Ltd. Address before: A1302, Shenzhen national engineering laboratory building, No.20, Gaoxin South 7th Road, high tech Zone community, Yuehai street, Nanshan District, Shenzhen, Guangdong 518000 Patentee before: AMBULANC (SHENZHEN) TECH. Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |