CN108397394A - Silencing apparatus and air-conditioning - Google Patents
Silencing apparatus and air-conditioning Download PDFInfo
- Publication number
- CN108397394A CN108397394A CN201810387130.3A CN201810387130A CN108397394A CN 108397394 A CN108397394 A CN 108397394A CN 201810387130 A CN201810387130 A CN 201810387130A CN 108397394 A CN108397394 A CN 108397394A
- Authority
- CN
- China
- Prior art keywords
- air
- rotating part
- sliding sleeve
- silencing apparatus
- movable vane
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
- F04C29/068—Silencing the silencing means being arranged inside the pump housing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
Abstract
The invention discloses a kind of silencing apparatus and air-conditioning, the silencing apparatus includes：Shell has air inlet with gas outlet and is connected to the cavity of the air inlet and the gas outlet；Rotating part is movably arranged at along airflow direction in the cavity, and the rotating part is rotated under the action of air-flow and is subjected to displacement along airflow direction；Elastic component is connected between the rotating part and the shell, and squeezes the elastic component when rotating part generation displacement.The present invention is by using the silencing apparatus being composed with rotating part and elastic component, by the conversion of energy in whole process so that the gross energy of exhaust gas reduces, flow velocity reduces, to reduce the noise of the basic, normal, high frequency different frequency range of compressor air-discharging.
Description
Technical field
The present invention relates to air-conditioning technical fields, and in particular to a kind of silencing apparatus and air-conditioning.
Background technology
Within air-conditioning systems, exhaust outlet of compressor air-flow velocity is high, exhaust noise is big, is the Main Noise Sources of system, has
Effect control exhaust noise is particularly significant for improving users'comfort.In existing air-conditioning system, although there is also arranged to compressor
The device that gas port is eliminated the noise, but noise elimination effect is poor.
Invention content
In order to solve the above-mentioned technical problem, the invention discloses a kind of silencing apparatus and air-conditionings, solve existing compressor
The problem of exhaust mouth silencing means effect difference.
According to an aspect of the present invention, a kind of silencing apparatus is disclosed, including：Shell has air inlet and gas outlet
And the cavity of the connection air inlet and the gas outlet；Rotating part is movably arranged at along airflow direction in the cavity,
And the rotating part is rotated under the action of air-flow and is subjected to displacement along airflow direction；Elastic component, be connected to the rotating part with
Between the shell, and the elastic component is squeezed when rotating part generation displacement.
Further, the rotating part is movable vane wheel.
Further, the rotating part includes：Sliding sleeve, corresponding with the shell, the sliding sleeve is along airflow direction
It is movably disposed in the cavity, and sealed set between the sliding sleeve and the cavity inner wall；Movable vane wheel is arranged in institute
It states in sliding sleeve, the movable vane wheel rotates under the action of air-flow and the sliding sleeve is driven to be moved along airflow direction.
Further, the rotating part further includes：Static cascade is fixed in the sliding sleeve, and the static cascade
Positioned at the movable vane wheel air inlet side, the static cascade is used to a part of thermal energy of air-flow being converted to kinetic energy, so that air-flow velocity
It increases.
Further, the elastic component includes spring, and the first end of the spring is fixedly connected on the sliding sleeve, institute
The spring other end is stated to be fixedly connected on the housing.
Further, further include：Sealing ring is arranged between the sliding sleeve and the shell, the sliding sleeve and institute
Shell is stated by the seal ring seal to be arranged.
Further, further include：Bearing is set on the periphery of the movable vane wheel, and the movable vane wheel passes through the bearing
It is rotatably arranged in the sliding sleeve.
Further, the shell is tubular structure.
According to another aspect of the present invention, a kind of air-conditioning is disclosed, including：Above-mentioned silencing apparatus.
After air inlet enters cavity, high-speed flow flows through rotating part for the high temperature of exhaust outlet of compressor, high pressure, high-speed flow
When movable vane piece channel, the thrust that movable vane piece is applied by air-flow in circumferencial direction, rotating part is by promotion high speed rotation, exhaust airstream
A part of kinetic energy be converted into the kinetic energy of rotating part, air-flow gross energy generates part loss, and at the same time, air-flow is to entire
There is the active force along airflow direction in rotating part so that past move right of rotating part promotes elastic component that elastic deformation occurs；In elasticity
Under the reaction force of part, the another part kinetic energy of gas is converted into the elastic potential energy of elastic component, and the energy of exhaust gas is again
Loss is generated, flow velocity reduces.The present invention is by using the silencing apparatus being composed with rotating part and elastic component, by entire
The conversion of energy is so that the gross energy of exhaust gas reduces, flow velocity reduces, to reduce the basic, normal, high frequency of compressor air-discharging in the process
The noise of different frequency range.
Description of the drawings
Fig. 1 is the structural schematic diagram of the silencing apparatus of the embodiment of the present invention；
Fig. 2 is the sectional view of the stereogram of the silencing apparatus of the embodiment of the present invention；
Fig. 3 is the movable vane wheel of the silencing apparatus of the embodiment of the present invention and the sectional view of static cascade；
Legend：10, shell；11, cavity；12, baffle ring；20, rotating part；21, sliding sleeve；22, movable vane wheel；23, static cascade；
30, elastic component；40, sealing ring；50, bearing.
Specific implementation mode
With reference to embodiment, the present invention will be further described, but is not limited to the content on specification.
As depicted in figs. 1 and 2, the invention discloses a kind of silencing apparatus, including：Shell 10, rotating part 20 and elastic component
30, shell 10 has air inlet and gas outlet and is connected to air inlet and the cavity 11 of gas outlet；Rotating part 20 is along airflow direction
It is movably arranged in cavity 11, and rotating part 20 is rotated under the action of air-flow and is subjected to displacement along airflow direction, rotating part
20 kinetic energy for converting the part kinetic energy of air-flow to rotating part 20, to reduce air-flow velocity；Elastic component 30 is connected to rotation
Between portion 20 and shell 10, and rotating part 20 squeezes elastic component 30 when being subjected to displacement, and elastic component 30 is used for the part of air-flow
Kinetic energy is converted into elastic potential energy, to reduce air-flow velocity.
In use, the high temperature of exhaust outlet of compressor, high pressure, high-speed flow be after air inlet enters cavity 11, high-speed flow
When flowing through 20 movable vane piece channel of rotating part, the thrust that movable vane piece is applied by air-flow in circumferencial direction, rotating part 20 is pushed high
Speed rotation, a part of kinetic energy of exhaust airstream are converted into the kinetic energy of rotating part 20, and air-flow gross energy generates part loss, with
This simultaneously, there is entire rotating part 20 active force along airflow direction in air-flow so that rotating part 20 promotes elasticity toward moving right
Elastic deformation occurs for part 30；Under the reaction force of elastic component 30, the another part kinetic energy of gas is converted into elastic component 30
The energy of elastic potential energy, exhaust gas generates loss again, and flow velocity reduces.
The present invention passes through energy in whole process by using the silencing apparatus being composed with rotating part and elastic component
Conversion so that exhaust gas gross energy reduce, flow velocity reduce, to reduce the basic, normal, high frequency different frequency range of compressor air-discharging
Noise.
In the above-described embodiments, rotating part 20 is movable vane wheel 22, and movable vane wheel 22 is movably arranged at cavity along airflow direction
In 11, and movable vane wheel 22 is rotated under the action of air-flow and is subjected to displacement along airflow direction, and movable vane wheel 22 is used for the portion of air-flow
Transfer can be converted into the kinetic energy of movable vane wheel, to reduce air-flow velocity.Make exhaust gas by the conversion of energy in whole process
Gross energy reduce, flow velocity reduce, to reduce the noise of the basic, normal, high frequency different frequency range of compressor air-discharging.
In the above-described embodiments, rotating part 20 includes：Sliding sleeve 21 and movable vane wheel 22, sliding sleeve 21 are opposite with shell 10
It answers, sliding sleeve 21 is movably disposed at along airflow direction in cavity 11, and sealed set between 11 inner wall of sliding sleeve 21 and cavity；
Movable vane wheel 22 is arranged in sliding sleeve 21, and movable vane wheel 22 rotates under the action of air-flow and sliding sleeve 21 is driven to be moved along airflow direction
Dynamic, movable vane wheel 22 is used to convert the part kinetic energy of air-flow to the kinetic energy of movable vane wheel 22, to reduce air-flow velocity.High-speed flow stream
When movable vane piece channel through movable vane wheel 22, the thrust that movable vane piece is applied by air-flow in circumferencial direction, movable vane wheel 22 is pushed high
Speed rotation, a part of kinetic energy of exhaust airstream are converted into the kinetic energy of movable vane wheel 22, and air-flow gross energy generates part loss, from
And so that the gross energy of exhaust gas reduces, flow velocity reduces, to reduce the noise of the basic, normal, high frequency different frequency range of compressor air-discharging.
In the above-described embodiments, as shown in Figure 1 to Figure 3, rotating part 20 further includes：Static cascade 23, the fixation of static cascade 23 are set
It sets in sliding sleeve 21, and static cascade 23 is located at 22 air inlet side of movable vane wheel, static cascade 23 is used to turn a part of thermal energy of air-flow
It is changed to kinetic energy, so that air-flow velocity increases.High temperature, high pressure, the high-speed flow of exhaust outlet of compressor enter 23 stator blade of static cascade
Behind channel, a part of thermal energy of air-flow is converted into kinetic energy, and air-flow velocity increases；It is logical that high-speed flow flows through 22 movable vane piece of movable vane wheel
When road, the thrust that movable vane piece is applied by air-flow in circumferencial direction, movable vane wheel 22 is by promotion high speed rotation, one of exhaust airstream
Transfer can be converted into the kinetic energy of movable vane wheel 22；In this process, there is energy conversion twice：The thermal energy of air-flow is converted into gas
The kinetic energy of stream, the kinetic energy of air-flow are converted into the kinetic energy of movable vane wheel 22, and air-flow gross energy generates part loss, so as into one
Step reduces the gross energy of exhaust gas, and flow velocity is made to further decrease, and improves to reduce the effect of noise.
In the above-described embodiments, elastic component 30 includes spring, and the first end of spring is fixedly connected on sliding sleeve 21, spring
The other end is fixedly connected on the housing 10.
In the above-described embodiments, further include：Sealing ring 40, sealing ring 40 are arranged between sliding sleeve 21 and shell 10, sliding
Dynamic set 21 passes through 40 sealed set of sealing ring with shell 10.By the way that sealing ring 40 is arranged, on the one hand ensure sliding sleeve 21 and shell
Air-tightness between 10 so that inlet air flow all flows through stator and rotor cascades 23, makes more conversion of heat into kinetic energy；It on the other hand can
To reduce friction when sliding sleeve 21 moves between shell 10, has the function of dual-use material.
In the above-described embodiments, further include：Bearing 50, bearing 50 are set on the periphery of movable vane wheel 22, and movable vane wheel 22 is logical
Bearing 50 is crossed to be rotatably arranged in sliding sleeve 21.The noise generated when movable vane wheel 22 rotates can be reduced.
In the above-described embodiments, shell 10 is tubular structure.It is provided with baffle ring 12 at gas outlet in shell 10, is paralysed
First end be fixedly connected with sliding sleeve 21, second end is fixedly connected with baffle ring 12.
Within air-conditioning systems, the high temperature of exhaust outlet of compressor, high pressure, high-speed flow enter in muffler pipe body, following
Two aspects carry out noise reduction：
On the one hand, after the high temperature of exhaust outlet of compressor, high pressure, high-speed flow enter 23 stator blade channel of static cascade, air-flow
A part of thermal energy be converted into kinetic energy, air-flow velocity increases；When high-speed flow flows through 22 movable vane piece channel of movable vane wheel, movable vane piece
By the thrust that air-flow applies in circumferencial direction, movable vane wheel 22 is turned by promotion high speed rotation, a part of kinetic energy of exhaust airstream
Change the kinetic energy of movable vane wheel 22 into；In this process, there is energy conversion twice：The thermal energy of air-flow is converted into the kinetic energy of air-flow,
The kinetic energy of air-flow is converted into the kinetic energy of movable vane wheel 22, and air-flow gross energy generates part loss.
On the other hand, there is entire wheel member the active force along airflow direction in air-flow so that sliding sleeve 21 is along air-flow
Direction is subjected to displacement and promotes spring-compressed；Under the reaction force of spring, the another part kinetic energy of gas is converted into spring
Potential energy, the energy of exhaust gas generates loss again, and flow velocity reduces.
The present invention uses the complex muffler being composed with elastic element with rotary part, by whole process
The conversion of energy is so that the gross energy of exhaust gas reduces, flow velocity reduces, to reduce the basic, normal, high frequency different frequencies of compressor air-discharging
The noise of section, so as to improve users'comfort, and promotes the competitiveness of product in market.
Obviously, the above embodiment of the invention be only to clearly illustrate example of the present invention, and not be
Restriction to embodiments of the present invention.For those of ordinary skill in the art, on the basis of the above description also
It can make other variations or changes in different ways.Here all embodiments can not be exhaustive.It is every to belong to this
Row of the obvious changes or variations that the technical solution of invention is extended out still in protection scope of the present invention.
Claims (9)
1. a kind of silencing apparatus, which is characterized in that including：
Shell (10) has air inlet and gas outlet and is connected to the air inlet and the cavity (11) of the gas outlet；
Rotating part (20) is movably arranged at along airflow direction in the cavity (11), and the rotating part (20) is in air-flow
Effect is lower to rotate and is subjected to displacement along airflow direction；
Elastic component (30) is connected between the rotating part (20) and the shell (10), and the rotating part (20) generates position
The elastic component (30) is squeezed when shifting.
2. silencing apparatus according to claim 1, which is characterized in that
The rotating part (20) is movable vane wheel (22).
3. silencing apparatus according to claim 1, which is characterized in that the rotating part (20) includes：
Sliding sleeve (21), corresponding with the shell (10), the sliding sleeve (21) is movably disposed at institute along airflow direction
It states in cavity (11), and sealed set between the sliding sleeve (21) and the cavity (11) inner wall；
Movable vane wheel (22), in the sliding sleeve (21), the movable vane wheel (22) rotates and drives under the action of air-flow for setting
The sliding sleeve (21) is moved along airflow direction.
4. silencing apparatus according to claim 3, which is characterized in that the rotating part (20) further includes：
Static cascade (23) is fixed in the sliding sleeve (21), and the static cascade (23) is located at the movable vane wheel (22)
Air inlet side, the static cascade (23) is used to a part of thermal energy of air-flow being converted to kinetic energy, so that air-flow velocity increases.
5. silencing apparatus according to claim 3, which is characterized in that
The elastic component (30) includes spring, and the first end of the spring is fixedly connected on the sliding sleeve (21), the bullet
The spring other end is fixedly connected on the shell (10).
6. silencing apparatus according to claim 3, which is characterized in that further include：
Sealing ring (40) is arranged between the sliding sleeve (21) and the shell (10), the sliding sleeve (21) and the shell
Body (10) passes through the sealing ring (40) sealed set.
7. silencing apparatus according to claim 3, which is characterized in that further include：
Bearing (50) is set on the periphery of the movable vane wheel (22), and the movable vane wheel (22) is rotated by the bearing (50)
Setting is in the sliding sleeve (21).
8. silencing apparatus according to claim 1, which is characterized in that
The shell (10) is tubular structure.
9. a kind of air-conditioning, which is characterized in that including：Silencing apparatus described in any one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810387130.3A CN108397394B (en) | 2018-04-26 | 2018-04-26 | Muffler device and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810387130.3A CN108397394B (en) | 2018-04-26 | 2018-04-26 | Muffler device and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108397394A true CN108397394A (en) | 2018-08-14 |
| CN108397394B CN108397394B (en) | 2023-09-08 |
Family
ID=63100533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810387130.3A Active CN108397394B (en) | 2018-04-26 | 2018-04-26 | Muffler device and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108397394B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377391A (en) * | 2020-11-12 | 2021-02-19 | 健仕医疗技术(浙江)有限公司 | Mute type oxygenerator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1031595A (en) * | 1988-09-21 | 1989-03-08 | 景尔强 | A kind of airflow noise-elimination method and device |
| CN105298600A (en) * | 2015-11-24 | 2016-02-03 | 陕西理工学院 | Vehicle exhaust power generation type impeller silencing device |
| CN106224064A (en) * | 2016-08-31 | 2016-12-14 | 重庆长安汽车股份有限公司 | A kind of energy recovery device of automobile exhaust |
| CN107514350A (en) * | 2017-08-21 | 2017-12-26 | 珠海格力电器股份有限公司 | Silencer and heat pump |
| CN208416952U (en) * | 2018-04-26 | 2019-01-22 | 珠海格力电器股份有限公司 | Silencing apparatus and air-conditioning |
-
2018
- 2018-04-26 CN CN201810387130.3A patent/CN108397394B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1031595A (en) * | 1988-09-21 | 1989-03-08 | 景尔强 | A kind of airflow noise-elimination method and device |
| CN105298600A (en) * | 2015-11-24 | 2016-02-03 | 陕西理工学院 | Vehicle exhaust power generation type impeller silencing device |
| CN106224064A (en) * | 2016-08-31 | 2016-12-14 | 重庆长安汽车股份有限公司 | A kind of energy recovery device of automobile exhaust |
| CN107514350A (en) * | 2017-08-21 | 2017-12-26 | 珠海格力电器股份有限公司 | Silencer and heat pump |
| CN208416952U (en) * | 2018-04-26 | 2019-01-22 | 珠海格力电器股份有限公司 | Silencing apparatus and air-conditioning |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377391A (en) * | 2020-11-12 | 2021-02-19 | 健仕医疗技术(浙江)有限公司 | Mute type oxygenerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108397394B (en) | 2023-09-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208416952U (en) | Silencing apparatus and air-conditioning | |
| CN108397394A (en) | Silencing apparatus and air-conditioning | |
| CN110513327B (en) | Diagonal flow fan and household electrical appliance | |
| JP2016522357A (en) | Centrifugal rotor | |
| CN102235385A (en) | Blowing device | |
| US20120070326A1 (en) | Compression method and means | |
| CN203067346U (en) | Double-inlet centrifugal wind wheel and conditioner adopting same | |
| CN102678602B (en) | Variable throat device for air compressor | |
| CN105020170A (en) | Stagnation heat generation type high-temperature air heater | |
| CN203321883U (en) | Pipeline wheel pressurizing ventilating compressor | |
| CN106089799A (en) | Compression rotor based on Scramjet Inlet compress technique | |
| CN209180085U (en) | A kind of flow-guiding type air intake centrifugal blower | |
| CN217582590U (en) | Mixed flow fan and air duct machine | |
| CN109798258A (en) | A kind of aerodynamic structure | |
| CN202220752U (en) | Centripetal supercharging and heating high-temperature and high-pressure ventilating compressor | |
| CN210196058U (en) | Leakage-proof centrifugal fan | |
| CN110081021B (en) | Fan volute tongue | |
| CN208734611U (en) | A kind of two-way air extractor | |
| CN203285736U (en) | Impeller structure installed on side hung type air blower | |
| CN208380923U (en) | S type vanes close formula impeller for Small Centrifugal Fan | |
| CN106678911B (en) | A kind of device promoting kitchen ventilator pressure | |
| JP6197302B2 (en) | Variable nozzle unit and variable capacity turbocharger | |
| CN205956060U (en) | Compression rotor based on scramjet engine intake duct compression technique | |
| CN105275892B (en) | The teletransmission of explosive wastewater field is without leaf ventilating system | |
| CN103573654B (en) | A kind of Multi-stage ram compressor and apply its electromotor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |