CN206268699U - A kind of energy dissipating muffler for drainage system - Google Patents
A kind of energy dissipating muffler for drainage system Download PDFInfo
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- CN206268699U CN206268699U CN201621408353.6U CN201621408353U CN206268699U CN 206268699 U CN206268699 U CN 206268699U CN 201621408353 U CN201621408353 U CN 201621408353U CN 206268699 U CN206268699 U CN 206268699U
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- protuberance
- muffler
- drainage system
- energy dissipating
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Abstract
The utility model provides a kind of energy dissipating muffler for drainage system, including main body tube (5), the center line of main body tube (5) is vertically set, the inner wall surface of main body tube (5) is provided with least one is used for the protuberance (4) of energy-eliminating noise-reducing, the side of protuberance (4) is fixedly connected with the inner wall surface of main body tube (5), protuberance (4) contains the upper surface being inclined relative to horizontal, the side of the opposite side less than protuberance (4) of protuberance (4).The energy dissipating muffler for being used for drainage system can reach noise, the impulsive force to pipeline, the effect of the potential energy of current of the current for reducing drainage system, while this kind of technical scheme reduces pipeline take up room, it is easy for installation.
Description
Technical field
The utility model is related to architectural drainage system field, particularly a kind of energy dissipating muffler for drainage system.
Background technology
At present, architectural drainage system is very common using UPVC plastic tubes, but, for cast iron pipe, plastic tube is deposited
In the shortcoming that intensity is not enough, noise is of a relatively high, when being especially applicable to skyscraper, due to plastic conduit inner wall smooth, rub
Wipe power small, streaming potential is big, make flow rate of water flow in standpipe big, to the intensity of pipeline, the stability shadow of sealing and drainage system
Ring larger, the elbow of destructible riser bottom when there are hard debris to fall with current.In order to reduce vertical in-pipe flow stream
Speed, reduces influence of the streaming potential to pipeline, and general every 6 layers of skyscraper sets an energy dissipator, in the market not
There is the accessory dedicated for energy dissipating, generally using the simple energy dissipating dress being assembled into by 4 one eighth bends and 1 vertical tube inspection hole
Put, as shown in Figure 1.
Although this simple energy dissipator can effectively reduce standpipe water velocity, negative-pressure ward phenomenon in standpipe is reduced, protected
Shield riser bottom elbow, but have the shortcomings that quite serious, i.e. energy dissipator local resistance is excessive, impeded drainage occurs, sternly
Ghost image rings standpipe water passing capacity, when design safety factor (DSF) does not have sufficiently high, and concentration is compared in standpipe draining, closes on energy dissipator
Last layer toilet has sewage outflow situation to occur.
Just because of this easy assembly has serious deficiency, at present, national regulation is asked for skyscraper energy dissipating
Topic does not have specific corresponding to measure, only some provincial standards.For high-rise draining in Practical Project, in order to reduce current
Potential energy makes the influence of twin conduit, general podium and uses cast iron pipe with lower portion, standpipe and horizontal main, with upper bit using moulding
Expects pipe, more than podium every 6 layers set one group of energy dissipator.For high-rise draining in Practical Project, typically all one is set using every 6 layers
Group energy dissipator, podium and uses cast iron pipe with lower portion standpipe and horizontal main, and other positions use plastic tube, when using energy dissipating
Design safety factor (DSF) will be typically increased during device, so allowing for drain pipe system can not give full play to due draining energy
Power.
Utility model content
In order to solve the problems, such as energy dissipating silencing apparatus poor performance in existing drainage pipeline, the utility model provides a kind of using
In the energy dissipating muffler of drainage system, the energy dissipating muffler for being used for drainage system can reach the current of reduction drainage system
Noise, the impulsive force to pipeline, the effect of the potential energy of current, while this kind of technical scheme reduces pipeline take up room, installation side
Just.
The utility model solves the technical scheme that its technical problem used：A kind of energy dissipating noise reduction for drainage system
Device, including main body tube, the center line of main body tube are vertically set, and the inner wall surface of main body tube is provided with least one for disappearing
The protuberance of energy noise reduction, the side of protuberance is fixedly connected with the inner wall surface of main body tube, and protuberance contains with respect to the horizontal plane
Inclined upper surface, the side of the opposite side less than protuberance of protuberance.
The upper surface of protuberance is arc or segment-shaped surface convex obliquely upward.
Protuberance is sheet, the opposite side of protuberance in the horizontal plane be projected as arc.
The side of protuberance and projection of the opposite side of protuberance in same level mirror image each other.
The lower surface of protuberance is provided with reinforcement, the reinforcement perpendicular to protuberance, the inwall of the reinforcement and main body tube
Surface is connected.
Main body tube contains concentric divergent segment, Large Diameter Pipeline section and the concentric converging transition being sequentially connected from the top down, protruding parts
In in Large Diameter Pipeline section.
The energy dissipating muffler for being used for drainage system contains two protuberances, and in two protuberances is located at Large Diameter Pipeline
Section inner wall surface left side, in two protuberances another be located at Large Diameter Pipeline section inner wall surface right side, positioned at left side
Protuberance position less than positioned at right side protuberance position.
The upper end of concentric divergent segment is connected with access port, and the lower end of concentric converging transition is connected with lower access port, and two convex
It is 2 times of upper access port internal diameter to go out the distance between portion, the distance of the opposite side of protuberance to the center line of Large Diameter Pipeline section
More than or equal to the half of upper access port internal diameter.
Protuberance projected area in the horizontal plane be Large Diameter Pipeline section area of passage a quarter, Large Diameter Pipeline section it is interior
Footpath is 2 times~3 times of upper access port internal diameter, and the length of Large Diameter Pipeline section is 5 times~6 times of upper access port internal diameter.
The beneficial effects of the utility model are：This is used for the protrusion for energy-eliminating noise-reducing in the energy dissipating muffler of drainage system
The interlaced arrangement in portion, can repeatedly eliminate the kinetic energy and potential energy of current in pipeline, can guarantee that draining is unobstructed again, while reaching reduction
The effect of noise.The pipe fitting of the design is conventional pipe fitting, is easy to the buying and installation of pipeline, and connected mode is flexible and changeable, together
When reduce pipeline take space, increase pipe drainage ability.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing being further understood to of the present utility model, this practicality
New schematic description and description is used to explain the utility model, does not constitute to improper restriction of the present utility model.
Fig. 1 is the structural representation of existing simple energy dissipator.
Fig. 2 is the structural representation of the energy dissipating muffler for drainage system described in the utility model.
Fig. 3 is the front view of the energy dissipating muffler for drainage system described in the utility model.
Fig. 4 is the sectional elevation of the energy dissipating muffler for drainage system described in the utility model.
Fig. 5 is the sectional view along A-A directions in Fig. 3.
Fig. 6 is the first row of the energy dissipating muffler for drainage system described in the utility model in stack drain system
Mode for cloth schematic diagram.
Fig. 7 is second arrangement of the energy dissipating muffler for drainage system described in the utility model in stack drain system
Schematic diagram.
Fig. 8 is the 3rd arrangement for the energy dissipating muffler of drainage system in stack drain system described in the utility model
Schematic diagram.
1st, upper access port；2nd, concentric divergent segment；3rd, pipe clamp；4th, protuberance；5th, main body tube；6th, Large Diameter Pipeline section；7th, with one heart gradually
Contracting section；8th, inspection socket；9th, lower access port.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
A kind of energy dissipating muffler for drainage system, including main body tube 5, the center line of main body tube 5 vertically set
Put, the inner wall surface of main body tube 5 is provided with least one is used for the protuberance 4 of energy-eliminating noise-reducing, side and the main body tube 5 of protuberance 4
Inner wall surface be fixedly connected, protuberance 4 contains the upper surface that is inclined relative to horizontal, the position of the opposite side of protuberance 4
Less than the position of the side of protuberance 4, as shown in Figure 2 to Figure 3.
Main body tube 5 is in erectility, and the upper surface of preferably protuberance 4 is arc or segment-shaped surface convex obliquely upward,
As shown in Figure 3.Protuberance 4 is sheet, the opposite side of protuberance 4 in the horizontal plane be projected as arc, preferably the one of protuberance 4
Projection of the opposite side of side and protuberance 4 in same level mirror image each other, as shown in Figure 4.In addition, the following table of protuberance 4
Face is provided with reinforcement, and the reinforcement is connected perpendicular to protuberance 4, the reinforcement with the inner wall surface of main body tube 5.Protuberance
4 connect as one formula structure with main body tube 5, while setting reinforcement can strengthen use intensity and service life.
In the present embodiment, main body tube 5 contain be sequentially connected from the top down concentric divergent segment 2, Large Diameter Pipeline section 6 and with one heart
Converging transition 7, the center line coincidence of the center line, the center line of Large Diameter Pipeline section 6 and concentric converging transition 7 of concentric divergent segment 2, with one heart gradually
Expand section 2 and concentric converging transition 7 and be conically shaped, Large Diameter Pipeline section 6 be connected with the bigger diameter end of concentric divergent segment 2, Large Diameter Pipeline section 6 it is interior
Footpath is more than the internal diameter of the miner diameter end of concentric divergent segment 2, and Large Diameter Pipeline section 6 is connected with the bigger diameter end of concentric converging transition 7, Large Diameter Pipeline section 6
Internal diameter more than concentric converging transition 7 miner diameter end internal diameter, protuberance 4 be located at Large Diameter Pipeline section 6 in, the path of concentric divergent segment 2
End is identical with the internal diameter of the miner diameter end of concentric converging transition 7, as described in Figure 3.
In the present embodiment, the energy dissipating muffler for being used for drainage system contains two protuberances 4, two protuberances 4 one
Right one is left setting up and down in the inner wall surface of Large Diameter Pipeline section 6 respectively, i.e., one in two protuberances 4 is located at Large Diameter Pipeline section 6
The left side of inner wall surface, in two protuberances 4 another be located at Large Diameter Pipeline section 6 inner wall surface right side, positioned at left side
Position of the position of protuberance 4 less than the protuberance 4 positioned at right side.
In the present embodiment, the upper end of concentric divergent segment 2 is connected with access port 1, and the lower end of concentric converging transition 7 is connected with
The distance between lower access port 9, two protuberances 4 are 2 times of the internal diameter of upper access port 1, the opposite side of protuberance 4 to big pipe
The half of the distance more than or equal to the internal diameter of upper access port 1 of the center line of footpath section 6, i.e., the inside end of each protuberance 4 is perpendicular
Drainage pipeline edge is no more than upwards.The projected area in the horizontal plane of protuberance 4 is four points of the area of passage of Large Diameter Pipeline section 6
One of, the internal diameter of Large Diameter Pipeline section 6 is 2 times~3 times of the internal diameter of upper access port 1, and the length of Large Diameter Pipeline section 6 is the internal diameter of upper access port 1
5 times~6 times, as shown in Figures 3 to 5.
In addition, the material of protuberance 4 and main body tube 5 is polypropylene, the center line of lower access port 9 vertically sets
Put, inspection socket 8 is provided with lower access port 9, inspection socket 8 is arranged at the standpipe of the connection of concentric converging transition 7, when pipeline occurs to block up
During plug, dredging cleaning is carried out at inspection socket 8.When using, the upper and lower ends of Large Diameter Pipeline section 6 fix branch by upper and lower two pipe clamps 3
Support on metope.Upper access port 1 and lower access port 9 directly be bonded with all size tubing can coordinate, and be installed with convenient use,
As shown in Figure 6 to 8.
Large Diameter Pipeline section 6 is set equivalent to increasing the 1/4 of soil stack sectional area, reduces the obstruction of pipeline, be conducive to row
The draining of water standpipe.When current flow through protuberance 4, current are patted to the upper surface of protuberance 4 and play reduction kinetic energy effect, while
Current form the effect that eddy flow plays reduction noise in the lower surface of protuberance 4, reduce the potential energy of current.Two protuberances 4 exist
The projected area of horizontal plane is not less than soil stack area of section, on the one hand ensures that current, normal through pipeline, are unlikely to be formed
Water plug, on the other hand contributes to current to carry out normal water_air exchange, reduces noise.Tested by water conservancy, when two protuberances 4
Vertical range it is excessive when pipe drainage ability occurs preferably, noise reduction is general, and effect of energy dissipation is poor, when two eddy flows
Denoiser vertical range occurs that pipe drainage ability is poor, and noise reduction is poor when too small, the preferable phenomenon of effect of energy dissipation, comprehensive
Analyzed more than closing, the utility model uses the diameter that two vertical ranges of protuberance 4 are Large Diameter Pipeline section 6, through testing, around here
It is general away from drainability, but energy dissipating and erasure effect are good.
The material of the utility model protuberance 4 is general-purpose plastics or engineering plastics, such as polypropylene.The material of main body tube 5 is adopted
With polypropylene silencing drainpipe tubing, this tubing ectonexine with impact resistance COPP (PP-B) resin as primary raw material, in
Interbed is degradation sound material, using three-layer co-extruded shaping.I.e. main body tube 5 contains the block copolymerization poly- third for from inside to outside setting gradually
Alkene layer, degradation sound material layer and block copolymerization polypropylene layer, the material can further function as the effect of flat noise reduction.
The above, only specific embodiment of the utility model, it is impossible to which the scope that utility model is implemented, institute are limited with it
With the displacement of its equivalent assemblies, or the equivalent variations made according to the utility model scope of patent protection and modification, should all still fall within
The category that this patent is covered.In addition, between technical characteristic and technical characteristic in the utility model, technical characteristic and technical scheme
Between, can be used with independent assortment between technical scheme and technical scheme.
Claims (9)
1. a kind of energy dissipating muffler for drainage system, it is characterised in that the energy dissipating muffler for being used for drainage system includes
Main body tube (5), the center line of main body tube (5) is vertically set, and the inner wall surface of main body tube (5) is provided with least one to be used for
The protuberance (4) of energy-eliminating noise-reducing, the side of protuberance (4) is fixedly connected with the inner wall surface of main body tube (5), and protuberance (4) contains
There are the upper surface being inclined relative to horizontal, the side of the opposite side less than protuberance (4) of protuberance (4).
2. the energy dissipating muffler for drainage system according to claim 1, it is characterised in that the upper table of protuberance (4)
Face is arc or segment-shaped surface convex obliquely upward.
3. the energy dissipating muffler for drainage system according to claim 1, it is characterised in that protuberance (4) is sheet,
The opposite side of protuberance (4) in the horizontal plane be projected as arc.
4. the energy dissipating muffler for drainage system according to claim 3, it is characterised in that the side of protuberance (4)
Projection with the opposite side of protuberance (4) in same level mirror image each other.
5. the energy dissipating muffler for drainage system according to claim 3, it is characterised in that the following table of protuberance (4)
Face is provided with reinforcement, and the reinforcement is connected perpendicular to protuberance (4), the reinforcement with the inner wall surface of main body tube (5).
6. the energy dissipating muffler for drainage system according to claim 1, it is characterised in that main body tube (5) containing from
On the concentric divergent segment (2), Large Diameter Pipeline section (6) and concentric converging transition (7) that are sequentially connected downwards, protuberance (4) is positioned at Large Diameter Pipeline
In section (6).
7. the energy dissipating muffler for drainage system according to claim 6, it is characterised in that this is used for drainage system
Energy dissipating muffler contains two protuberances (4), and in two protuberances (4) is located at the inner wall surface of Large Diameter Pipeline section (6)
Left side, in two protuberances (4) another be located at Large Diameter Pipeline section (6) inner wall surface right side, positioned at the protuberance in left side
(4) position of the position less than the protuberance (4) positioned at right side.
8. the energy dissipating muffler for drainage system according to claim 7, it is characterised in that concentric divergent segment (2)
Upper end is connected with access port (1), and the lower end of concentric converging transition (7) is connected with lower access port (9), between two protuberances (4)
Distance be 2 times of upper access port (1) internal diameter, the distance of the opposite side of protuberance (4) to the center line of Large Diameter Pipeline section (6)
More than or equal to the half of upper access port (1) internal diameter.
9. the energy dissipating muffler for drainage system according to claim 8, it is characterised in that protuberance (4) is in level
Projected area on face is a quarter of the area of passage of Large Diameter Pipeline section (6), and the internal diameter of Large Diameter Pipeline section (6) is upper access port
(1) 2 times of internal diameter~3 times, the length of Large Diameter Pipeline section (6) is 5 times~6 times of upper access port (1) internal diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621408353.6U CN206268699U (en) | 2016-12-21 | 2016-12-21 | A kind of energy dissipating muffler for drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621408353.6U CN206268699U (en) | 2016-12-21 | 2016-12-21 | A kind of energy dissipating muffler for drainage system |
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| Publication Number | Publication Date |
|---|---|
| CN206268699U true CN206268699U (en) | 2017-06-20 |
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ID=59046081
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621408353.6U Active CN206268699U (en) | 2016-12-21 | 2016-12-21 | A kind of energy dissipating muffler for drainage system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106764219A (en) * | 2016-12-21 | 2017-05-31 | 中冶京诚工程技术有限公司 | A kind of energy dissipating muffler for drainage system |
-
2016
- 2016-12-21 CN CN201621408353.6U patent/CN206268699U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106764219A (en) * | 2016-12-21 | 2017-05-31 | 中冶京诚工程技术有限公司 | A kind of energy dissipating muffler for drainage system |
| CN106764219B (en) * | 2016-12-21 | 2019-03-29 | 中冶京诚工程技术有限公司 | A kind of energy dissipating muffler for drainage system |
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