CN204543173U - A kind of respirator - Google Patents
A kind of respirator Download PDFInfo
- Publication number
- CN204543173U CN204543173U CN201520141373.0U CN201520141373U CN204543173U CN 204543173 U CN204543173 U CN 204543173U CN 201520141373 U CN201520141373 U CN 201520141373U CN 204543173 U CN204543173 U CN 204543173U
- Authority
- CN
- China
- Prior art keywords
- fan assembly
- buffer structure
- housing
- respirator
- fan
- 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
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model proposes a kind of respirator, it comprises main frame and humidifier.Main frame comprises fan assembly.Humidifier comprises heater, heater comprise for cushion fan assembly in running order time the buffer structure of vibration that produces, buffer structure abuts fan assembly.Respirator of the present utility model, when its inner structure arranged makes fan assembly operate, outwardly the noise of environmental radiation is few, significantly reduces the impact of noise on user.
Description
Technical field
This utility model relates to breathing assistance apparatus, particularly relates to a kind of respirator.
Background technology
Home ventilator is the Medical Instruments of the respiratory function of replacement or auxiliary people.The effect of respirator improves respiratory function, alleviates respiratory function consumption, improve oxygen metabolism, maintains the ventilation and breathing that continue, with the continuity of maintenance metabolism and life.Blower fan is a vitals in respirator, is used for the gas of respirator outside to aspirate enter in respirator and the gas completing circular treatment in respirator inside is flowed to user.Blower fan is in the process of high-speed rotation, and the blade of blower fan can produce vibration because of high-speed cutting air.This vibration can conduct to whole blower fan.Therefore, blower fan can produce dither when running up.When this vibration is outwards propagated, can cause a lot of secondary infringement, such as, shorten the service life of product component, equipment is to external radiation vibration & noise etc.
Present inventor, through long-term observation and research, notices that the noise reduction of current home ventilator for blower fan is mainly through two kinds of means, and one increases sound-absorbing material (such as acoustical cotton) to carry out absorption of noise; Another kind stops by thickening housing or designing multilayer shell sonic propagation of making an uproar.Although above-mentioned two kinds of modes have certain effect to noise decrease aspect, for blower fan owing to reducing not have clear improvement because vibrating the noise produced under running status.
Utility model content
Technical problem to be solved in the utility model be in order to overcome prior art cannot obviously reduce blower fan under operation because of vibration produce the deficiency of noise.
For the problems referred to above, the utility model proposes a kind of respirator, it comprises main frame and humidifier.Main frame comprises fan assembly.Humidifier comprises heater, heater comprise for cushion fan assembly in running order time the buffer structure of vibration that produces, buffer structure abuts fan assembly.
According to the embodiment of respirator of the present utility model, it comprises the humidifier being provided with buffer structure and the main frame matched with humidifier.Fan assembly is provided with in main frame.This fan assembly of buffer structure support, the vibration produced time in running order for buffering fan assembly.This buffer structure effectively can cushion the vibration that fan assembly produces, thus reduces because occurring when fan assembly work to vibrate and the noise that produces, reduces the noise that gives off to the impact of user.
In one embodiment, heater comprises the first housing being provided with the first through hole, and buffer structure sealing is fixed on the first through hole, buffer structure support fan assembly.Buffer structure can move along the axial direction of the first through hole by support fan assembly, the vibration produced when such motion can cushion fan assembly work, thus reduces noise.
In one embodiment, main frame comprises the second housing being provided with the second through hole, and fan assembly is arranged on the second enclosure interior, and a part for fan assembly is positioned at the second through hole.Fan assembly can be surrounded by main frame, and like this, the noise that fan assembly produces due to vibration can be subject to stop and the absorption of the second housing, thus reduce further the noise propagating into external environment.
In one embodiment, the first locating part of restriction fan assembly radial displacement is provided with in the second housing.Due to can cause when radial direction skew occurs fan assembly in the course of the work fan assembly depart from the mated condition of buffer structure and fan assembly duty not steady, therefore, first locating part limits fan assembly contingent displacement in radial directions, above-described deficiency can be overcome like this, thus reduce fan assembly in working order time produce noise.
In one embodiment, the second locating part of restriction fan assembly axial displacement is provided with in the second housing.Fan assembly in working order time, its top may be pushed up the inner surface of the second housing and produce impact sound.Second locating part can prevent the generation of above-mentioned situation, thus eliminates the noise of impact sound generation.
In one embodiment, buffer structure has elastic diaphragm.The vibration potential energy that elastic buffer structure produces when fully can absorb fan assembly work, and then reduce the noise produced due to vibration.
In one embodiment, buffer structure is monolayer diaphragm.
In one embodiment, buffer structure comprises Multilayer Film and is packaged with cushion between adjacent two layers.Like this, the vibration produced when buffer structure more effectively more efficiently can absorb fan assembly work, reduces the noise vibrating and produce.
In one embodiment, fan assembly comprises blower fan and gas pipeline.Blower fan comprises Blower Housing, is arranged at the fan blade in Blower Housing and is arranged at the driving mechanism of the driving fan blade rotation in Blower Housing.
In one embodiment, fan assembly also comprises noise abatement box, and blower fan is arranged in noise abatement box.The noise that noise abatement box produces when stopping further and absorb blower fan running, the noise outwardly environmental dissemination produced when reducing blower fan running, reduces the impact of noise on user.
Compared with prior art, the utility model has the advantage of, the installed position of fan assembly be provided with can cushion fan assembly duty under the buffer structure of vibration that produces.After this vibration of fan assembly is effectively cushioned, like this, the vibration after being buffered would not produce too much excessive noise again, reduces the interference effect of vibration noise to user, improves comfortableness and satisfaction that user uses this respirator.
Accompanying drawing explanation
Also will be described in more detail this utility model with reference to accompanying drawing based on embodiment hereinafter.
Fig. 1 is the structural representation of the main frame of the respirator of embodiment of the present utility model and the heater of humidifier.
Fig. 2 is the cross-sectional schematic of A-A in Fig. 1.
Fig. 3 is the overall structure schematic diagram of the respirator of embodiment of the present utility model.
Fig. 4 is the integrally-built half section schematic diagram of the respirator of embodiment of the present utility model.
Fig. 5 is an example structure schematic diagram of the buffer structure of the respirator of embodiment of the present utility model.
In the accompanying drawings, identical parts use identical Reference numeral.Accompanying drawing is not according to the scale of reality.
Detailed description of the invention
Below in conjunction with accompanying drawing Fig. 1 to Fig. 5, the utility model is described in further detail.
The embodiment of respirator of the present utility model, it comprises main frame 10 and humidifier.
Main frame 10 comprises fan assembly 30.Humidifier comprises heater 20.Heater 20 comprise for cushion fan assembly 30 in running order time the buffer structure 203 of vibration that produces.Fan assembly 30 in working order time can produce vibration, this vibration can be absorbed by the buffer structure 203 that heater 20 is arranged, thus avoids the noise of the user that has an impact due to the vibration of fan assembly 30.
Fig. 1 show schematically show the main frame 10 of respirator of the present utility model and the structure of the heater 20 of humidifier.
Heater 20 (as shown in Figure 3) comprises the first housing 201, and the first housing 201 is provided with buffer structure 203.Main frame 10 comprises the second housing 102 being provided with the second through hole 101, arranges this fan assembly 30 in the position of the second through hole 101 of the second housing 102 inside.
In one embodiment, on main frame 10, the second housing 102 is provided with between outer surface that the first housing 201 on the outer surface of the second through hole 101 and the heater 20 of humidifier is provided with buffer structure 203 and is sealed and matched, prevent gas by the slot leakage that leaves between the second housing 102 and the first housing 201 in external environment condition, be conducive to gas and keep pressure in respirator inside, also prevent the noise of respirator inside by gap radiation herein in external environment condition, reduction noise is on the impact of user simultaneously.In addition, also prevent the dust and other impurities of external environment condition from entering respirator inside.
Buffer structure 203 the second through hole 101 position support fan assembly 30 with cushion fan assembly 30 in running order time produce vibration.In respirator of the present utility model, fan assembly 30 does not need to adopt rigidity to be connected to realize fan assembly 30 between the second housing 102 of main frame 10 to be fixed in the installation of main frame 10 inside, and therefore fan assembly 30 can be freely movable within the specific limits.Like this, buffer structure 203 just fully can absorb the fan assembly 30 lower vibration produced in working order, thus avoids the vibration of fan assembly 30 and produce too much excessive noise, improves comfort level when user uses respirator and satisfaction.
Gas suction in external environment condition can be entered the inside of main frame 10 by the fan assembly 30 arranged in main frame 10, and then to be threaded a pipe by gas flow and enter the inside of heater 20, and after the space of heater 20 inside is by abundant humidifying, resupplies user uses.
Buffer structure 203 is directly fixed or is coupled on the first through hole 202 by fixed frame.On main frame 10, second through hole 101 that arrange coaxial with the first through hole 202 directly contacts with buffer structure 203 for realizing fan assembly 30.Fan assembly 30 can be fixed together with buffer structure 203.Or, can not be fixed together, and just fan assembly 30 is placed on the outer surface of buffer structure 203.When fan assembly 30 is in running order, fan assembly 30 can from the air inlet of heater 20 to insufflation gas in the heater 20 of humidifier, gas can be in by the state compressed when heater 20 inside savings, and forms certain pressure differential between the gas of external environment condition.Buffer structure 203 is filled with the pressure effect of the gas of heater 20 inside at fan assembly 30 under, can produce a supporting force to fan assembly 30, this supporting force can overcome the self gravitation of fan assembly 30 and be lifted by fan assembly 30.Under the effect of the vibration of fan assembly 30 generation, buffer structure 203 can be in the state of swing, and this swing can absorb and cushion the vibration of fan assembly 30 generation, avoids fan assembly 30 and produces too much excessive noise because of vibration.
In one embodiment, the gas that fan assembly 30 is filled into heater 20 inside can make the maintain constant pressure of heater 20 inside of humidifier, like this, constant air pressure can for bolster a constant supporting force is provided and fan assembly 30 is lifted and make it basicly stable remain on a certain locus, thus fan assembly 30 can not occur significantly to swing, the operation of fan assembly 30 tends to be steady more, and this is just conducive to reducing fan assembly 30 further and produces noise.
Alternatively, fan assembly 30 comprises blower fan and gas pipeline, and this blower fan comprises Blower Housing, is arranged at the fan blade in Blower Housing and is arranged at the driving mechanism of the driving fan blade rotation in Blower Housing.
Alternatively, fan assembly 30 also comprises noise abatement box, and above-mentioned blower fan is arranged in noise abatement box.
Blower fan is arranged in noise abatement box, and noise abatement box is arranged on main frame 10 inside and is positioned at the position of the second through hole 101, and noise abatement box directly contacts with buffer structure 203.Buffer structure 203 the second through hole 101 position support noise abatement box with cushion blower fan in running order time produce vibration.The noise that noise abatement box produces when absorbing blower fan work further, reduces the noise of blower fan generation effectively to the interference effect of user.
In one embodiment, buffer structure 203 is directly fixedly attached on the first housing 201 by encapsulate, ultrasonic bonding or directly bonding mode and also covers the first through hole 202 completely, a sealing state is formed at this place, can not make gas from the first through hole 202 being provided with buffer structure 203 by the internal leakage of heater 20 in external environment condition, to ensure that the pressure that gas is remained valid in heater 20 inside lifts fan assembly 30 to actuate buffer structure 203.
Alternatively, buffer structure 203 is coupled to the first through hole 202 by fixed frame.In advance buffer structure 203 is directly fixedly attached on fixed frame by encapsulate, ultrasonic bonding or directly bonding mode, then this fixed frame is sealed and matched with the first through hole 202 and is connected, a sealing state is formed at this place, can not make gas from the first through hole 202 being provided with buffer structure 203 by the internal leakage of heater 20 in external environment condition, to ensure that the pressure that gas is remained valid in heater 20 inside lifts fan assembly 30 to actuate buffer structure 203.
Inner surface main frame 10 being arranged the second through hole 101 being provided with restriction fan assembly 30, to produce the first locating part 103, first locating part 103 moving radially displacement spacing for realizing the radial direction of fan assembly 30.A part for fan assembly 30 is positioned at the region of the first locating part 103 restriction, and namely the first locating part 103 distributes around the circumferential exterior surface of fan assembly 30.When fan assembly 30 produces vibration, keep the distance between fan assembly 30 and the second through hole 101 to be in a rational scope, avoid the axis oscillating amplitude of fan assembly 30 excessive and affect the normal work of fan assembly 30 self.
Alternatively, arrange multiple first locating part 103 to be uniformly distributed around the axis of the second through hole 101.The distance of the first locating part 103 that two axisymmetrical relative to the second through hole 101 are arranged is greater than the maximum radial dimension of the fan assembly 30 at limited position, with make fan assembly 30 can by these first locating parts 103 around.The moving area in the radial direction of fan assembly 30 can be limited better along equally distributed first locating part 103 of fan assembly 30 circumferential exterior surface, ensure that stability when fan assembly 30 works, so also reduce the vibration of fan assembly 30 to a certain extent, thus decrease noise.Preferably, the first locating part is elastic component, can cushion the vibration that fan assembly 30 produces so further, reduces noise.
Fan assembly 30 can lift by buffer structure 203 under the effect of gas entering humidifier, reserve the space that fan assembly 30 moves up and down when this requires that fan assembly 30 is installed in the inside of main frame 10, also do not wish that fan assembly 30 occurs directly to contact with the inner surface of the second housing 102 of main frame 10 under the effect of buffer structure 203 simultaneously.Therefore, the inner surface of second housing 102 relative with the second through hole 101 is provided with and limits the second locating part 104, second locating part 104 that fan assembly 30 produces axial displacement fan assembly 30 can be stoped to come in contact with the inner surface of the second housing 102 being provided with the second locating part 104.When fan assembly 30 directly contacts with the inner surface of the second housing 102, impact events can occur, the work that this shock can affect fan assembly 30 runs and service life, also can produce more noise simultaneously.Directly come in contact with the inner surface of the second housing 102 when second locating part 104 prevents fan assembly 30 to move up, thus avoid fan assembly 30 to clash into the second housing 102, ensure that the safe operation that works normally of fan assembly 30, preventing from producing more noise because clashing into.
Preferably, the second locating part 104 to be circumferentially uniformly distributed and the second locating part 104 is elastic components in direction around the axis of the second through hole 101.Like this, the power be subject to when fan assembly 30 contacts the second locating part 104 is more balanced, and effectively promote the stationarity of fan assembly 30 duty, and fan assembly 30 duty stationarity is better, the noise produced is less.
Humidifier inside is provided with dividing plate 204, and dividing plate 204 can extend the path of gas flowing, makes the gas entering humidifier by moistening fully.
Fig. 2 show schematically show the sectional structure of A-A in Fig. 1.
As shown in Figure 2, buffer structure 203 has elastic diaphragm.When buffer structure 203 cover completely and seal up the first through hole 202 and make this place keep sealing state time, fan assembly 30 is after the inner insufflation gas of humidifier, buffer structure 203 can deform under the effect of humidifier internal gas pressure, the primary importance 40 of such as property ground display illustrated in Figure 2.When fan assembly 30 shuts down, after humidifier internal gas pressure declines, buffer structure 203 can be in the second position 50 schematically shown shown in Fig. 2 under the self gravitation effect of fan assembly 30.
Fig. 3 show schematically show the overall structure of the respirator of embodiment of the present utility model.Fig. 4 show schematically show the integrally-built of the respirator of embodiment of the present utility model and partly cuts open topology view.
As shown in Figure 3, Figure 4, fan assembly 30 is positioned at the position of the second through hole 101 and is subject to the restriction of the first locating part 103 and the second locating part 104.The part of fan assembly 30 to be inserted in the second through hole 101 and is directly contacted with buffer structure 203, makes buffer structure 203 support can live fan assembly 30, absorbs the vibration that fan assembly 30 produces during to work run at fan assembly 30.
Buffer structure 203 is the diaphragms with elastic monolayer or multiple structure.When buffer structure 203 is multiple structure, cushion (such as gas and/or liquid) can be filled between adjacent two layers diaphragm, like this, buffer structure 203 can be made to absorb the vibration potential energy produced when more fan assembly 30 works, also make fan assembly 30 run more steady simultaneously, effectively reduce the noise produced because fan assembly 30 vibrates.
As shown in Figure 5, buffer structure 203 has elastic duplicature chip architecture and is packaged with gas and/or liquid between two-layer diaphragm.Buffer structure 203 has elasticity, can use the such as materials processing such as silica gel, rubber manufacture.
The respirator of the present utility model of foregoing description, fan assembly 30 can directly and buffer structure 203 link together, make the position of fan assembly 30 can not be offset to region beyond buffer structure 203.Such as fan assembly 30 includes sucker, is adsorbed onto on buffer structure 203.Or fan assembly 30 comprises the parts that can be bonded together with buffer structure 203.Or, the part of buffer structure 203 directly and fan assembly 30 to be fixedly connected formation entirety.Other connected modes that can realize in prior art repeat no more here.
Although be described this utility model with reference to preferred embodiment, when not departing from scope of the present utility model, various improvement can be carried out to it and parts wherein can be replaced with equivalent.Especially, only otherwise there is structural hazard, the every technical characteristic mentioned in each embodiment all can combine in any way.This utility model is not limited to specific embodiment disclosed in literary composition, but comprises all technical schemes fallen in the scope of claim.
Claims (10)
1. a respirator, is characterized in that, comprising:
Main frame, comprises fan assembly;
Humidifier, comprises heater, described heater comprise for cushion described fan assembly in running order time the buffer structure of vibration that produces, described buffer structure abuts described fan assembly.
2. respirator according to claim 1, is characterized in that, described heater comprises the first housing being provided with the first through hole, and described buffer structure sealing is fixed on described first through hole, fan assembly described in described buffer structure support.
3. respirator according to claim 1, is characterized in that, described main frame comprises the second housing being provided with the second through hole, and described fan assembly is arranged on described second enclosure interior, and a part for described fan assembly is positioned at described second through hole.
4. respirator according to claim 3, is characterized in that, is provided with the first locating part limiting described fan assembly radial displacement in described second housing.
5. respirator according to claim 3, is characterized in that, is provided with the second locating part limiting described fan assembly axial displacement in described second housing.
6. the respirator according to claim arbitrary in claim 1 to 5, is characterized in that, described buffer structure has elastic diaphragm.
7. respirator according to claim 6, is characterized in that, described buffer structure is monolayer diaphragm.
8. respirator according to claim 6, is characterized in that, described buffer structure comprises Multilayer Film and is packaged with cushion between adjacent two layers.
9. the respirator according to claim arbitrary in claim 7 or 8, it is characterized in that, described fan assembly comprises blower fan and gas pipeline, and described blower fan comprises Blower Housing, is arranged at the fan blade in described Blower Housing and is arranged at the driving mechanism of the described fan blade rotation of driving in described Blower Housing.
10. respirator according to claim 9, is characterized in that, described fan assembly also comprises noise abatement box, and described blower fan is arranged in described noise abatement box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520141373.0U CN204543173U (en) | 2015-03-12 | 2015-03-12 | A kind of respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520141373.0U CN204543173U (en) | 2015-03-12 | 2015-03-12 | A kind of respirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204543173U true CN204543173U (en) | 2015-08-12 |
Family
ID=53818346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520141373.0U Active CN204543173U (en) | 2015-03-12 | 2015-03-12 | A kind of respirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204543173U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106362256A (en) * | 2016-10-14 | 2017-02-01 | 广州南北电子科技有限公司 | Respirator with air duct switching device |
-
2015
- 2015-03-12 CN CN201520141373.0U patent/CN204543173U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106362256A (en) * | 2016-10-14 | 2017-02-01 | 广州南北电子科技有限公司 | Respirator with air duct switching device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204301854U (en) | A kind of automobile air conditioner compressor noise testing device | |
| WO2016127708A1 (en) | Motor noise reduction structure for dust collector, and dust collector | |
| WO2015101117A1 (en) | Fan device and ventilator comprising said fan device | |
| CN204543173U (en) | A kind of respirator | |
| CN201599917U (en) | Sound eliminator of large-sized subway ventilating system | |
| CN207111357U (en) | A kind of Aniline Production air compressor machine denoising device | |
| CN106895502A (en) | Air-conditioning refrigerator floating raft type vibration-damping noise-reducing device | |
| CN103736186B (en) | A kind of breathing machine pipeline denoising structure | |
| CN205379262U (en) | Dust catcher silence structure and dust catcher | |
| CN205841266U (en) | High pressure positive blower denoising device | |
| CN208858653U (en) | Blower isolation structure | |
| CN205299555U (en) | Magnetic rotating formula sound wave ash remover | |
| CN207113187U (en) | A kind of active ventilated silencing apparatus | |
| CN105391223A (en) | Novel dustproof low-noise motor | |
| CN205323435U (en) | Environmental protection dust removal noise insulation | |
| CN203694301U (en) | Pipe noise reduction mechanism of breathing machine | |
| CN210686386U (en) | Axial flow fan | |
| CN203336762U (en) | Quiet ventilating device | |
| CN215442143U (en) | Mute water supply equipment | |
| WO2020001153A1 (en) | Blower device and breathing apparatus using the same | |
| CN207278454U (en) | A kind of fixed compressor of air conditioner leg damping washer | |
| CN209016853U (en) | A kind of low noise box fan motor | |
| CN207759873U (en) | A kind of absorbing noise-decreasing device of engine base of traction machine | |
| CN219041538U (en) | Damping and noise reducing device and air purifier | |
| CN219472427U (en) | Noise reduction device for fan |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100043, five main floor, 19 West Street, Shijingshan District, Beijing. Patentee after: Beijing Ka Yip Yee medical Polytron Technologies Inc Address before: 100043, five main floor, 19 West Street, Shijingshan District, Beijing. Patentee before: Beijing delightful harmony Jia Ye medical science and technology company limited |