CN208416952U - Silencing apparatus and air-conditioning - Google Patents
Silencing apparatus and air-conditioning Download PDFInfo
- Publication number
- CN208416952U CN208416952U CN201820617232.5U CN201820617232U CN208416952U CN 208416952 U CN208416952 U CN 208416952U CN 201820617232 U CN201820617232 U CN 201820617232U CN 208416952 U CN208416952 U CN 208416952U
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- China
- Prior art keywords
- air
- rotating part
- sliding sleeve
- silencing apparatus
- movable vane
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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of silencing apparatus and air-conditioning, the silencing apparatus includes: shell, the cavity with air inlet and air outlet and the connection air inlet and the gas outlet；Rotating part is movably arranged in the cavity along airflow direction, 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 the rotating part generates and squeezes the elastic component when being displaced.The utility model 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 utility model relates to air-conditioning technical fields, and in particular to a kind of silencing apparatus and air-conditioning.
Background technique
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 arrange to compressor
The device that port is eliminated the noise, but noise elimination effect is poor.
Utility model content
In order to solve the above-mentioned technical problem, the utility model discloses a kind of silencing apparatus and air-conditionings, solve existing pressure
The problem of contracting machine exhaust mouth silencing means effect difference.
One aspect according to the present utility model discloses a kind of silencing apparatus, comprising: shell has air inlet and goes out
The cavity of port and the connection air inlet and the gas outlet；Rotating part is movably arranged at the chamber along airflow direction
In vivo, and the rotating part is rotated under the action of air-flow and is subjected to displacement along airflow direction；Elastic component is connected to the rotation
Between portion and the shell, and the rotating part generates and squeezes the elastic component when being displaced.
Further, the rotating part is movable vane wheel.
Further, the rotating part includes: sliding sleeve, corresponding with the shell, and 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 move along airflow direction.
Further, the rotating part further include: 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 includes: sealing ring is arranged between the sliding sleeve and the shell, the sliding sleeve and institute
It states shell and passes through the sealing ring sealed set.
Further, further includes: 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.
Other side according to the present utility model discloses a kind of air-conditioning, comprising: above-mentioned silencing apparatus.
After the high temperature of exhaust outlet of compressor, high pressure, high-speed flow enter cavity from air inlet, high-speed flow flows through rotating part
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 a 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 utility model passes through by using the silencing apparatus being composed with rotating part and elastic component
In whole process energy conversion so that the gross energy of exhaust gas reduce, flow velocity reduce, come reduce compressor air-discharging it is low, in,
The noise of high frequency different frequency range.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the silencing apparatus of the utility model embodiment；
Fig. 2 is the sectional view of the perspective view of the silencing apparatus of the utility model embodiment；
Fig. 3 is the movable vane wheel of the silencing apparatus of the utility model embodiment and the sectional view of static cascade；
Legend: 10, shell；11, cavity；12, retaining ring；20, rotating part；21, sliding sleeve；22, movable vane wheel；23, static cascade；
30, elastic component；40, sealing ring；50, bearing.
Specific embodiment
The utility model is described further below with reference to embodiment, but is not limited to the content on specification.
As depicted in figs. 1 and 2, the utility model discloses a kind of silencing apparatus, comprising: shell 10, rotating part 20 and bullet
Property part 30, shell 10 have air inlet and air outlet and be connected to air inlet and air outlet cavity 11；Rotating part 20 is along air-flow
Direction 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, rotation
Transfer part 20 is used to convert the part kinetic energy of air-flow to the kinetic energy of rotating part 20, to reduce air-flow velocity；Elastic component 30 is connected to
Between rotating part 20 and shell 10, and rotating part 20 squeezes elastic component 30 when being subjected to displacement, and elastic component 30 is used for air-flow
Part kinetic energy is converted into elastic potential energy, to reduce air-flow velocity.
In use, after the high temperature of exhaust outlet of compressor, high pressure, high-speed flow enter cavity 11 from air inlet, 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 a part loss, with
This simultaneously, there is the active force along airflow direction to entire rotating part 20 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
Elastic potential energy, the energy of exhaust gas generate loss again, and flow velocity reduces.
The utility model is by using the silencing apparatus being composed with rotating part and elastic component, 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.
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.By the conversion of energy in whole process so that exhaust gas
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, and sliding sleeve 21 and shell 10 are opposite
It answers, sliding sleeve 21 is movably disposed in cavity 11 along airflow direction, 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 move 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 a part loss, from
And the gross energy of exhaust gas is reduced, flow velocity reduction, 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 include: 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, and 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 a part loss, so as into one
Step reduces the gross energy of exhaust gas, further decreases flow velocity, 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 includes: 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 guarantee sliding sleeve 21 and shell
Air-tightness between 10 makes more conversion of heat into kinetic energy so that inlet air flow all flows through stator and rotor cascades 23；It on the other hand can
Friction when reducing the movement of sliding sleeve 21 between shell 10, has the function of dual-use material.
In the above-described embodiments, further includes: 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.It can reduce the noise generated when movable vane wheel 22 rotates.
In the above-described embodiments, shell 10 is tubular structure.It is provided with retaining 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 retaining 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 a part loss.
On the other hand, there is the active force along airflow direction to entire wheel member 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 utility model uses the complex muffler being composed with rotary part and elastic element, passes through entire mistake
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 not in journey
With the noise of frequency range, so as to improve users'comfort, and the competitiveness of product in market is promoted.
Obviously, the above embodiment of the utility model is merely examples for clearly illustrating the present invention,
And it is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, it is stated upper
It can also be made other variations or changes in different ways on the basis of bright.Here all embodiments can not be given thoroughly
It lifts.It is all to belong to obvious changes or variations that the technical solution of the utility model is extended out still in the utility model
Protection scope column.
Claims (9)
1. a kind of silencing apparatus characterized by comprising
Shell (10), the cavity (11) with air inlet and air outlet and the connection air inlet and the gas outlet；
Rotating part (20) is movably arranged in the cavity (11) along airflow direction, 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) are 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 include:
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 characterized by comprising silencing apparatus of any of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820617232.5U CN208416952U (en) | 2018-04-26 | 2018-04-26 | Silencing apparatus and air-conditioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820617232.5U CN208416952U (en) | 2018-04-26 | 2018-04-26 | Silencing apparatus and air-conditioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208416952U true CN208416952U (en) | 2019-01-22 |
Family
ID=65116387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820617232.5U Withdrawn - After Issue CN208416952U (en) | 2018-04-26 | 2018-04-26 | Silencing apparatus and air-conditioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208416952U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397394A (en) * | 2018-04-26 | 2018-08-14 | 珠海格力电器股份有限公司 | Silencing apparatus and air-conditioning |
-
2018
- 2018-04-26 CN CN201820617232.5U patent/CN208416952U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397394A (en) * | 2018-04-26 | 2018-08-14 | 珠海格力电器股份有限公司 | Silencing apparatus and air-conditioning |
| CN108397394B (en) * | 2018-04-26 | 2023-09-08 | 珠海格力电器股份有限公司 | Muffler device and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190122 Effective date of abandoning: 20230908 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190122 Effective date of abandoning: 20230908 |