CN106128444A - A kind of postpartum mastitis ring that can reduce noise - Google Patents
A kind of postpartum mastitis ring that can reduce noise Download PDFInfo
- Publication number
- CN106128444A CN106128444A CN201610436489.6A CN201610436489A CN106128444A CN 106128444 A CN106128444 A CN 106128444A CN 201610436489 A CN201610436489 A CN 201610436489A CN 106128444 A CN106128444 A CN 106128444A
- Authority
- CN
- China
- Prior art keywords
- flow control
- ring
- control plate
- postpartum mastitis
- ring body
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/161—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general in systems with fluid flow
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Aviation & Aerospace Engineering (AREA)
- Combustion & Propulsion (AREA)
- Fluid Mechanics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Massaging Devices (AREA)
Abstract
The invention discloses a kind of postpartum mastitis ring that can reduce noise, it belongs to field of environment protection equipment, including postpartum mastitis ring body, described postpartum mastitis ring body is provided with baffle plate, it is cone cross section inside postpartum mastitis ring body, cone cross section is provided with some gas holes, and postpartum mastitis ring body cavity is hollow structure, is provided with flow control plate in cavity.The flow control plate having the beneficial effect that different-diameter with different number flow control holes of this invention is in cavity, high pressure gas is known from experience by the flow control hole on outermost layer flow control plate behind diameter ever-reduced flow control plate number the most ever-increasing flow control hole, play repeatedly the effect of flow control, compare directly by gas hole upper inside postpartum mastitis ring, audio frequency can reduce, and noise reduces.
Description
Technical field
The present invention relates to reduce noise device field, be specifically related to a kind of postpartum mastitis ring that can reduce noise.
Background technology
Environmental protection at present becomes the emphasis that entire society pays close attention to, and environmental protection is very urgent, and sound pollution always enterprise controls
A difficult problem for reason, and the means that noise control is taked at present are also mainly around taking sound insulation means or adding deafener rank
, there is big noise, does not tackles the problem at its root in section, but uses periphery to add interpolation noise reduction at protective cover or gas outlet
Device, but some equipment once with the addition of protective cover, workman inside works, and body and mind will cause injury greatly, and interpolation disappears
Sound device will affect workpiece work, by the surface processing equipment postpartum mastitis ring using most enterprises, measures, and sends out
The gas that existing compressed air blows out from postpartum mastitis ring at 0.3-0.6MPa, its noise measurement has just reached what 90-120 decibel did not waited
Value, and people locates to work under such circumstances for a long time, tinnitus etc., and health damages has become normality, enterprise peripheral cell is complained the most gradually
Cumulative adding, sound pollution is extremely urgent for enterprise, in order to solve the problems referred to above, by using frequency-conversion valve etc. to control gas
The effects such as the amount of blowing are the most undesirable.By to deafener internal structure research, this device being combined with microperforated panel acoustic filter,
Do not reduce the situation of postpartum mastitis pressure, repetition test, change postpartum mastitis ring internal structure, in the force value not affecting the gas being blown out
In the case of, reduce noise during air blowing, and the most also do not have such device to occur.
Summary of the invention
For the problem existing for postpartum mastitis loop noise refractory reason in prior art, the one that the present invention provides can reduce noise
Postpartum mastitis ring, i.e. can ensure that blow gas pressure, in tolerance band, can meet again noise criteria.
To achieve these goals, the technical solution used in the present invention is as follows: a kind of postpartum mastitis ring that can reduce noise, including
Postpartum mastitis ring body, described postpartum mastitis ring body is provided with baffle plate, is cone cross section inside postpartum mastitis ring body, and cone sets on cross section
Having some gas holes, postpartum mastitis ring body cavity is hollow structure, is provided with flow control plate in cavity.
Described postpartum mastitis ring body is torus, side's ring body or polygon ring body.
Described flow control plate is thin-wall circular ring flat-plate, and flow control plate is fixed in postpartum mastitis ring chamber body, and described flow control plate at least sets
There are 2 pieces and every piece of flow control board diameter difference.
Described flow control plate is provided with flow control hole, and described flow control hole quantity on flow control plate is according to the diameter of flow control plate
Hold decline trend.
As preferred technical scheme, described flow control plate includes outer flow control plate, middle flow control plate and interior flow control plate, described outside
Flow control board diameter is more than middle flow control board diameter, and described middle flow control board diameter is more than interior flow control board diameter, has between described flow control plate
Cavity, the flow control hole number on described middle flow control plate is the twice of the flow control hole number on outer flow control plate, on described interior flow control plate
Flow control hole number be the twice of the flow control hole number on middle flow control plate.
As preferred technical scheme, the flow control hole on described each flow control plate is crisscross arranged.
A seam can also be set to inside the postpartum mastitis ring body in described cone cross section.
As preferred technical scheme, being provided with two pieces of baffle plates inside described postpartum mastitis ring body, described baffle plate is located at air blowing
Hole or the both sides of seam.
Described postpartum mastitis ring outer body is at least provided with an air inlet.
The flow control plate having the beneficial effect that different-diameter with different number flow control holes of this invention is in cavity, high
Calm the anger and know from experience by the flow control hole on outermost layer flow control plate through the diameter ever-reduced flow control the most ever-increasing flow control of plate number
Kong Hou, plays repeatedly the effect of flow control, compares directly by gas hole upper inside postpartum mastitis ring, and audio frequency can reduce；Described baffle plate sets
On gas hole or the both sides of seam, indirectly dredge the pressure direction of gas hole, reduced pressure loss, and baffle plate can also
Enough playing the effect of sound insulation, described air inlet, in the case of less pressure, is preferentially arranged on the bottom of postpartum mastitis ring, due to processing
Bottom part, pending material is more, and gas hole pressure and the noise in air inlet direction compares the noise of other gas hole the most very
Many, be arranged on bottom and can not only preferably process surface, and noise can be stopped by workpiece, this postpartum mastitis ring only including
Portion adds some flow control plates with flow control hole, easy to process, and noise reduction highlights.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the present invention；
Fig. 2 is the main sectional view of the present invention；
Fig. 3 is the front view of the present invention；
Fig. 4 is the right view of the present invention；
Fig. 5 is the front view that the present invention removes baffle plate；
Fig. 6 is the three-dimensional scattergram of three blocks of flow control plates of the present invention；
In figure: 1. postpartum mastitis ring body, 2. baffle plate, 3. gas hole, outer flow control plate, 5. in flow control plate, 6. in flow control plate, 7.
Flow control hole, 8. air inlet.
Detailed description of the invention
For the ease of it will be appreciated by those skilled in the art that the present invention is further illustrated below in conjunction with the accompanying drawings.
A kind of postpartum mastitis ring that can reduce noise, including postpartum mastitis ring body 1, described postpartum mastitis ring body 1 is provided with baffle plate 2, outward
Blowing inside ring body 1 is cone cross section, and cone cross section is provided with some gas holes 3, and postpartum mastitis ring body 1 cavity is hollow knot
Structure, is provided with flow control plate in cavity.
Described postpartum mastitis ring body 1 is torus, side's ring body or polygon ring body, it is adaptable to difform product leads to
Cross postpartum mastitis ring.
Described flow control plate is thin-wall circular ring flat-plate, and flow control plate is fixed in postpartum mastitis ring body 1 inner chamber, and described flow control plate at least sets
There are 2 pieces and every piece of flow control board diameter difference.
Described flow control plate is provided with flow control hole 7, and the described flow control hole 7 quantity on flow control plate is big according to the diameter of flow control plate
Little hold decline trend, with the flow control plate of different-diameter in different number flow control holes 7 in postpartum mastitis ring body 1 cavity, high pressure gas
Know from experience by the flow control hole 7 on outermost layer flow control plate through diameter ever-reduced flow control plate number the most ever-increasing flow control hole 7
After, playing repeatedly the effect of flow control, compare directly by gas hole 3 upper inside postpartum mastitis ring body 1, audio frequency can reduce.
As preferred technical scheme, described flow control plate includes outer flow control plate 4, middle flow control plate 5 and interior flow control plate 6, institute
State outer flow control plate 6 diameter and be more than interior flow control plate 4 diameter, described flow control more than middle flow control plate 5 diameter, described middle flow control plate 5 diameter
Having cavity, flow control hole 7 quantity on described middle flow control plate 5 between plate is the twice of flow control hole 7 quantity on outer flow control plate 4, institute
State the twice that flow control hole 7 quantity on interior flow control plate 6 is flow control hole 7 quantity on middle flow control plate 5.
As preferred technical scheme, the flow control hole 7 on described each flow control plate is crisscross arranged, and more preferably ensures flow control effect
Really.
A seam can also be set to inside the postpartum mastitis ring body 1 in described cone cross section.If for big postpartum mastitis ring application
Dry gas hole 3, it is ensured that the intensity of postpartum mastitis ring body 1, and good than seam of the quality produced by boasting of hole, for little postpartum mastitis ring
Preferably opening a seam, because little postpartum mastitis ring is not easy deformation, gap is the most stable, and is easily worked.
As preferred technical scheme, being provided with two pieces of baffle plates 2 inside described postpartum mastitis ring body 1, described baffle plate is located at and blows
Pore 3 or the both sides of seam, indirectly dredged the pressure direction of gas hole 3, reduced pressure loss, and baffle plate 2 can also
Play the effect of sound insulation.
At least provided with an air inlet 8 outside described postpartum mastitis ring body 1, when postpartum mastitis pressure requirements is little or little
An air inlet 8 can be provided with during postpartum mastitis ring, when postpartum mastitis pressure requirements is big, or when big postpartum mastitis ring is applied, be uniformly distributed
Some air inlets 8, it is ensured that postpartum mastitis effect.
Above content is only the structure example to the present invention and explanation, affiliated those skilled in the art
Described specific embodiment is made various amendment or supplements or use similar mode to substitute, without departing from invention
Structure or surmount scope defined in the claims, protection scope of the present invention all should be belonged to.
Claims (9)
1. the postpartum mastitis ring that can reduce noise, it is characterised in that: include that postpartum mastitis ring body, described postpartum mastitis ring body are provided with gear
Plate, is cone cross section inside postpartum mastitis ring body, and cone cross section is provided with some gas holes, and postpartum mastitis ring body cavity is hollow
Structure, is provided with flow control plate in cavity.
A kind of postpartum mastitis ring that can reduce noise the most according to claim 1, it is characterised in that: described postpartum mastitis ring body is round
Ring body, side's ring body or polygon ring body.
A kind of postpartum mastitis ring that can reduce noise the most according to claim 1, it is characterised in that: described flow control plate is thin-wall circular
Ring flat-plate, flow control plate is fixed in postpartum mastitis ring chamber body, and described flow control plate is different at least provided with 2 pieces and every piece of flow control board diameter.
A kind of postpartum mastitis ring that can reduce noise the most according to claim 1, it is characterised in that: described flow control plate is provided with control
Discharge orifice, described flow control hole quantity on flow control plate holds decline trend according to the diameter of flow control plate.
A kind of postpartum mastitis ring that can reduce noise the most according to claim 1, it is characterised in that: outside described flow control plate includes
Flow control plate, middle flow control plate and interior flow control plate, described outer flow control board diameter is more than middle flow control board diameter, and described middle flow control board diameter is big
Having cavity, the flow control hole number on described middle flow control plate between interior flow control board diameter, described flow control plate is on outer flow control plate
The twice of flow control hole number, the flow control hole number on described interior flow control plate is the twice of the flow control hole number on middle flow control plate.
A kind of postpartum mastitis ring that can reduce noise the most according to claim 1, it is characterised in that: on described each flow control plate
Flow control hole is crisscross arranged.
A kind of postpartum mastitis ring that can reduce noise the most according to claim 1, it is characterised in that: outside described cone cross section
Blow and a seam inside ring body, can also be set to.
A kind of postpartum mastitis ring that can reduce noise the most according to claim 1, it is characterised in that: inside described postpartum mastitis ring body
Being provided with two pieces of baffle plates, described baffle plate is located at the both sides of gas hole or seam.
A kind of postpartum mastitis ring that can reduce noise the most according to claim 1, it is characterised in that: described postpartum mastitis ring outer body
At least provided with an air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610436489.6A CN106128444A (en) | 2016-06-13 | 2016-06-13 | A kind of postpartum mastitis ring that can reduce noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610436489.6A CN106128444A (en) | 2016-06-13 | 2016-06-13 | A kind of postpartum mastitis ring that can reduce noise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106128444A true CN106128444A (en) | 2016-11-16 |
Family
ID=57469805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610436489.6A Pending CN106128444A (en) | 2016-06-13 | 2016-06-13 | A kind of postpartum mastitis ring that can reduce noise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106128444A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112233637A (en) * | 2019-06-30 | 2021-01-15 | 青岛海尔智能技术研发有限公司 | Noise reduction device and gas water heater |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201704392U (en) * | 2010-06-08 | 2011-01-12 | 郭建君 | Galvanized steel pipe externally blown air ring |
| CN204496907U (en) * | 2015-04-12 | 2015-07-22 | 王永春 | Novel microperforated panel quieter |
-
2016
- 2016-06-13 CN CN201610436489.6A patent/CN106128444A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201704392U (en) * | 2010-06-08 | 2011-01-12 | 郭建君 | Galvanized steel pipe externally blown air ring |
| CN204496907U (en) * | 2015-04-12 | 2015-07-22 | 王永春 | Novel microperforated panel quieter |
Non-Patent Citations (2)
| Title |
|---|
| 凌建平 等: "机械消声通用结构设计分析", 《科技视界》 * |
| 沈保罗: "《柴油发电机组和冷却塔噪声治理技术》", 31 December 1996, 汕头大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112233637A (en) * | 2019-06-30 | 2021-01-15 | 青岛海尔智能技术研发有限公司 | Noise reduction device and gas water heater |
| CN112233637B (en) * | 2019-06-30 | 2022-05-20 | 青岛海尔智能技术研发有限公司 | Noise reduction device and gas water heater |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109723926A (en) | A kind of combined type Gas Exhausting Muffle | |
| CN106128444A (en) | A kind of postpartum mastitis ring that can reduce noise | |
| KR20200000734U (en) | Micro Nano Bubble Shower Head | |
| CN206035615U (en) | Novel silencing device | |
| CN203906402U (en) | Impedance composite muffler | |
| CN209674870U (en) | A kind of compressor entrance noise elimination noise reduction structure | |
| CN204186643U (en) | Volute and fan comprising same | |
| CN110220295A (en) | Silencer and air conditioner | |
| US20150296284A1 (en) | Earpiece casing cavity and corresponding earphone | |
| CN204627718U (en) | A kind of motor silencer | |
| CN203488227U (en) | Simple press machine exhaust silencer | |
| CN106119751A (en) | A kind of postpartum mastitis ring that can reduce noise | |
| CN209328509U (en) | A kind of combined type gas air releasing silencer | |
| CN106082925A (en) | A kind of unburned pearl stone sound absorbing baffle of low temperature and preparation method thereof | |
| CN207131468U (en) | A kind of dual reflux opposite-flushing type back pressure automobile exhaust muffler | |
| CN209444967U (en) | A kind of mesolow Gas Exhausting Muffle | |
| CN209557192U (en) | Silencer, compressor and refrigerating system | |
| CN203978563U (en) | Straighttube-type baffler | |
| CN203978559U (en) | A kind of Simple muffler | |
| CN102631850B (en) | Gas mixer | |
| CN206116012U (en) | Absorption formula is inhaled ripples ware and is inhaled ripples unit | |
| CN101371973B (en) | Gas concentration diffuse flow field device | |
| CN203892146U (en) | Sound attenuation device | |
| CN205744059U (en) | Steam silencer | |
| CN208002985U (en) | A kind of Acoustic baffling ear shield |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161116 |