CN110332382A - A kind of PP mute drainage pipe - Google Patents
A kind of PP mute drainage pipe Download PDFInfo
- Publication number
- CN110332382A CN110332382A CN201910646753.2A CN201910646753A CN110332382A CN 110332382 A CN110332382 A CN 110332382A CN 201910646753 A CN201910646753 A CN 201910646753A CN 110332382 A CN110332382 A CN 110332382A
- Authority
- CN
- China
- Prior art keywords
- tube body
- helicla flute
- interior tube
- plate
- metal sheet
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 117
- 239000000463 material Substances 0.000 claims abstract description 13
- 230000003247 decreasing effect Effects 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims description 48
- 230000000694 effects Effects 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 description 7
- 230000001133 acceleration Effects 0.000 description 5
- 230000003321 amplification Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 238000002560 therapeutic procedure Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 208000007443 Neurasthenia Diseases 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 206010003549 asthenia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/21—Rigid pipes made of sound-absorbing materials or with sound-absorbing structure
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
- Sink And Installation For Waste Water (AREA)
Abstract
The invention belongs to tubing technical field, specifically a kind of PP mute drainage pipe, including interior tube body, outer tube body, speed decreasing mechanism and control mechanism；The outer tube body is fixedly attached to the outer end of interior tube body, and sound-proof material is filled in the gap between outer tube body and interior tube body；The wall ratio outer tube body of said inner tube body is beaten, and the inner wall of interior tube body is uniformly provided with helicla flute；The lower end of the helicla flute is wider than the inner surface of interior tube body, and the lower end of helicla flute is in concave；It can enter in helicla flute along its inner wall when water has just enter into interior tube body, so that being always that hollow form will not be by water slug, so that a possibility that forming airflow noise is greatly reduced in interior tube body, so that singing of the stream substantially reduces at the center of interior tube body；Present invention is mainly used for the water pipe soundproof effect solved in the prior art in hospital intensive care room is poor, so that patient is unable to get effective rest, and it is unfavorable for the problem of patient restores.
Description
Technical field
The invention belongs to tubing technical field, specifically a kind of PP mute drainage pipe.
Background technique
With the continuous improvement of living standards, people to building living environment requirement it is also higher and higher, noise pollution at
To influence maximum pollution to human lives after air pollution, according to statistics, present city noise intensity enhanced than 1956
4 times, and draining noise has seriously affected daily life as one of main noise source of civil buildings, Ren Mengeng
Add and is desirable to possess safe and healthy, comfortable indoor living space.According to national standard GB3096-93 " city regional environment noise
Standard " in regulation: (by taking 1 class standard as an example, that is, being suitable for live, the region based on culture and education organ) night bedroom noise is not
It obtains more than 45dB, and in actual test, it is generated when most normal discharge tubing and pipe fitting drain on the market at present
Noise is much larger than 45dB, thus easily caused neurasthenia and other non-specific diseases etc., and the Intensive Care Therapy in hospital
Generally all live in the more serious patient of the state of an illness in room, and these patients than ordinary person more there is an urgent need to quiet rest environment,
And the water pipe in Intensive Care Unit can generate biggish water flow sound when carrying out leak, pole is unfavorable for the recovery of patient.
Summary of the invention
In order to make up for the deficiencies of the prior art, PP mute drainage pipe proposed by the present invention.It is existing present invention is mainly used for solving
There is the water pipe soundproof effect in technology institute of traditional Chinese medicine intensive care unit poor, so that patient is unable to get effective rest, and is unfavorable for disease
The problem of people restores.
The technical solution adopted by the present invention to solve the technical problems is: a kind of PP mute drainage pipe of the present invention,
Including interior tube body, outer tube body, speed decreasing mechanism and control mechanism；The outer tube body is fixedly attached to the outer end of interior tube body, and outer tube
Sound-proof material is filled in gap between body and interior tube body；The wall ratio outer tube body of said inner tube body is beaten, the inner wall of interior tube body
It is uniformly provided with helicla flute；The lower end of the helicla flute is wider than the inner surface of interior tube body, and the lower end of helicla flute is in concave；Work
When, used water can be passed through interior tube body after the people in Intensive Care Therapy room is using toilet, after water enters interior tube body because in
The inner wall of tube body is uniformly provided with helicla flute, and the lower end of helicla flute is wider than the inner surface of interior tube body, so when water has just enter into
It can enter in helicla flute along its inner wall when interior tube body, and be conveyed along helicla flute to lower end, so that beginning at the center of interior tube body
It is eventually that hollow form will not be by water slug, so that a possibility that forming airflow noise is greatly reduced in interior tube body, so that singing of the stream is substantially
Reduce, while because being filled with sound-proof material in the gap between interior tube body and outer tube body, so on original basis for reducing water flow sound
It is upper that secondary sound insulation can also be formed by sound-proof material, so that drainpipe is infinitely intended to mute draining.
The both ends inner surface of the helicla flute is uniformly fixedly connected with inclined plate；Start to convey down when water enters helicla flute
When, because water flow can accelerate due to gravity during the decline, so the water flow sound meeting generated during dropping under a stream of water
It is gradually increased, because the both ends inner surface of helicla flute is fixedly connected with inclined plate, so when water flow passes through helicla flute flow down
Wait can pass through inclined plate, and if water flow is resolved into carried interest water flow by inclined plate, cause water flow to be constantly split during acceleration
Slow down, it is ensured that water flow will not impact patient with the amplification water flow sound that is getting faster of dropping distance movement.
The speed decreasing mechanism includes flexible metal sheet and breaks up plate；The flexible metal sheet lower end is fixedly connected on helicla flute
Lower surface, flexible metal sheet is inclined to set, and the other end of flexible metal sheet is hinged with by torsional spring and breaks up plate；It is described to beat
The tilt angle to fall apart is bigger than the tilt angle of flexible metal sheet；When water flow is flowed by helicla flute toward lower end, because of helicla flute
Lower surface be fixedly connected with flexible metal sheet, and flexible metal sheet is inclined to set, and the other end of flexible metal sheet passes through torsion
Spring, which is hinged with, breaks up plate, while the tilt angle for breaing up plate is bigger than the tilt angle of flexible metal sheet, so water flow passes through spiral
Slot can generate one extruding force when flowing toward lower end to flexible metal sheet, while flowing to and breaing up on plate, and via breaing up plate
Tilt angle is uniformly splashed to the inner wall of interior tube body, so that water flow be avoided more and more to cause gravity when flowing toward lower end
Increasing outflow helicla flute makes the generation air-flow of the center in interior tube body spring up generation water flow sound.
Loading plate is rotatably equipped with by torsional spring in the lower wall of the flexible metal sheet；The outer end of the loading plate is by squeezing
Indent is contacted in the lower end inside for breaing up plate, and the right end upper surface uniform intervals of loading plate are fixedly connected with thin flow post；It is described
The upper end for dredging flow post can move to the top of flexible metal sheet by clamping groove；When water flow by flexible metal sheet and breaks up plate
When uniformly being splashed to the inner wall of interior tube body, because being rotatably equipped with loading plate by torsional spring in the lower wall of flexible metal sheet,
So the outer end that its inner end will push loading plate when breaing up plate and being rotated by hydraulic pressure is shunk upwards, because of table on the right end of loading plate
Face uniform intervals are fixedly connected with thin flow post, move upwards and finally stretch so will push thin flow post when loading plate is shunk upwards
Flexible metal sheet out avoids water flow from being broken up so water flow can carry out water flow refinement by thin flow post when passing through flexible metal sheet
Because the excessive moment impact of water flow generates noise on the inner wall of interior tube body when plate is broken up, while avoiding water flow excessive so that water flow is splashed
Helicla flute out.
The shape of the thin flow post is triangular prism shaped, and the corner end for dredging flow post is opposite with water (flow) direction；When water flow is dredged
When flow post shunts, the shape because dredging flow post is triangular prism shaped, and the corner end for dredging flow post is opposite with water (flow) direction, so water flow exists
It being equivalent to by fly-cutting when by dredging flow post into two bursts of water flows, the contact area between thin flow post and water flow is greatly reduced, keeps away
Exempt from the impact force increase that water flow is subject to because contact area is excessive excessively to disperse so as to cause water flow.
The control mechanism includes air bag, expanded film, sliding slot and sliding block；The air bag uniform intervals are fixedly mounted on spiral
In the lower wall of slot, and the upper surface of air bag is connected with the lower end of flexible metal sheet, and the right end perforation of air bag is fixedly installed with expansion
Film；The outer end of the expanded film is located in sliding slot；The outer end of the sliding slot is slidably fitted with sliding block；When water flow is along helicla flute
When track flows downward, mean that it is bigger to the extruding force of helicla flute if water flow is larger, because equal in the lower wall of helicla flute
Even interval is fixedly installed with air bag, so certain extruding force can be generated to air bag in the transmission process of water flow, so as to cause
Air bag is extruded, because the right end perforation of air bag is fixedly installed with expanded film, so its internal gas can cause when air bag is extruded
Make to expand membrane swelling, so that expanded film pushes the sliding block inside sliding slot to slide in and out, i.e., so that the space of helicla flute bottom
Increase, to provide the broader flowing space for water flow, further avoids water flow and spread helicla flute out.
Beneficial effects of the present invention are as follows:
1. the present invention can be realized after water enters interior tube body by the way that helicla flute is arranged because the inner wall of interior tube body is uniformly opened
Lower end equipped with helicla flute, and helicla flute is wider than the inner surface of interior tube body, so can be along in it when water has just enter into interior tube body
Wall enters in helicla flute, and conveys along helicla flute to lower end, so that being always that hollow form will not be by water at the center of interior tube body
Blocking, so that a possibility that forming airflow noise be greatly reduced in interior tube body so that singing of the stream substantially reduces, at the same because interior tube body with
Sound-proof material is filled in gap between outer tube body, so can be with shape by sound-proof material on the basis of original reduction water flow sound
At secondary sound insulation, so that drainpipe is infinitely intended to mute draining.
2. the present invention can be realized by the both ends inner surface fixed installation inclined plate in helicla flute and open when water enters helicla flute
When beginning conveys down, because water flow can accelerate due to gravity during the decline, so being generated during dropping under a stream of water
Water flow sound can be gradually increased, because the both ends inner surface of helicla flute is fixedly connected with inclined plate, thus water flow by helicla flute it is past
When lower flowing can pass through inclined plate, and if water flow is resolved into carried interest water flow by inclined plate, cause water flow during acceleration
Constantly it is split deceleration, it is ensured that water flow will not cause shadow to patient with the amplification water flow sound that is getting faster of dropping distance movement
It rings.
3. the present invention can be realized by the way that speed decreasing mechanism is arranged when water flow is flowed by helicla flute toward lower end, because of helicla flute
Lower surface be fixedly connected with flexible metal sheet, and flexible metal sheet is inclined to set, and the other end of flexible metal sheet passes through torsion
Spring, which is hinged with, breaks up plate, while the tilt angle for breaing up plate is bigger than the tilt angle of flexible metal sheet, so water flow passes through spiral
Slot can generate one extruding force when flowing toward lower end to flexible metal sheet, while flowing to and breaing up on plate, and via breaing up plate
Tilt angle is uniformly splashed to the inner wall of interior tube body, so that water flow be avoided more and more to cause gravity when flowing toward lower end
Increasing outflow helicla flute makes the generation air-flow of the center in interior tube body spring up generation water flow sound.
Detailed description of the invention
Fig. 1 is main view of the invention；
Fig. 2 is the structural schematic diagram of loading plate of the present invention；
Fig. 3 is the partial enlarged view in Fig. 1 of the present invention at A；
In figure: interior tube body 1, sound-proof material 11, helicla flute 12, inclined plate 13, outer tube body 2, speed decreasing mechanism 3, flexible metal sheet 31,
Plate 32 is broken up, loading plate 33 dredges flow post 34, control mechanism 4, air bag 41, expanded film 42, sliding slot 43, sliding block 44.
Specific embodiment
It is carried out using PP mute drainage pipe of Fig. 1-Fig. 3 to an embodiment of the present invention as described below.
As shown in Figure 1-Figure 3, a kind of PP mute drainage pipe of the present invention, including interior tube body 1, outer tube body 2, reduction of speed machine
Structure 3 and control mechanism 4；The outer tube body 2 is fixedly attached to the outer end of interior tube body 1, and the sky between outer tube body 2 and interior tube body 1
Sound-proof material 11 is filled in gap；The wall ratio outer tube body 2 of said inner tube body 1 is beaten, and the inner wall of interior tube body 1 is uniformly provided with spiral
Slot 12；The lower end of the helicla flute 12 is wider than the inner surface of interior tube body 1, and the lower end of helicla flute 12 is in concave；When work, when weight
Disease, which guards indoor people, can be passed through interior tube body 1 for used water using behind toilet, because of interior tube body 1 after water enters interior tube body 1
Inner wall be uniformly provided with helicla flute 12, and the lower end of helicla flute 12 is wider than the inner surface of interior tube body 1, so when water has just enter into
It can enter in helicla flute 12 along its inner wall when interior tube body 1, and be conveyed along helicla flute 12 to lower end, so that in interior tube body 1
It is always that hollow form will not be by water slug, so that a possibility that forming airflow noise is greatly reduced in interior tube body 1, so that flowing water at the heart
Sound substantially reduces, while because being filled with sound-proof material 11 in the gap between interior tube body 1 and outer tube body 2, so in original reduction water
Secondary sound insulation can also be formed by sound-proof material 11 on the basis of stream sound, so that drainpipe is infinitely intended to mute draining.
The both ends inner surface of the helicla flute 12 is uniformly fixedly connected with inclined plate 13；Start down when water enters helicla flute 12
When conveying, because water flow can accelerate due to gravity during the decline, so the water flow generated during dropping under a stream of water
Sound can be gradually increased, because the both ends inner surface of helicla flute 12 is fixedly connected with inclined plate 13, so past by helicla flute 12 in water flow
When lower flowing can pass through inclined plate 13, and if water flow is resolved into carried interest water flow by inclined plate 13, cause water flow in the mistake of acceleration
Deceleration is constantly split in journey, it is ensured that water flow will not cause patient with the amplification water flow sound that is getting faster of dropping distance movement
It influences.
The speed decreasing mechanism 3 includes flexible metal sheet 31 and breaks up plate 32；31 lower end of flexible metal sheet is fixedly connected
In the lower surface of helicla flute 12, flexible metal sheet 31 is inclined to set, and the other end of flexible metal sheet 31 is hinged by torsional spring
Break up plate 32；The tilt angle for breaing up plate 32 is bigger than the tilt angle of flexible metal sheet 31；When water flow passes through helicla flute
12 toward when the flowing of lower end, and because the lower surface of helicla flute 12 is fixedly connected with flexible metal sheet 31, and flexible metal sheet 31 is inclined
Setting, the other end of flexible metal sheet 31 is hinged with by torsional spring breaks up plate 32, while breaing up the tilt angle of plate 32 than flexible
The tilt angle of metal plate 31 is big, so water flow can generate one to flexible metal sheet 31 when flowing by helicla flute 12 toward lower end
Extruding force, while flowing to and breaing up on plate 32, and uniformly splashing via the tilt angle for breaing up plate 32 to the inner wall of interior tube body 1
On, so that avoiding water flow that gravity more and more can be caused to increase outflow helicla flute 12 when flowing toward lower end makes in interior tube body 1
The heart generates air-flow and springs up generation water flow sound.
Loading plate 33 is rotatably equipped with by torsional spring in the lower wall of the flexible metal sheet 31；The outer end of the loading plate 33
By squeezing slot contact in the lower end inside for breaing up plate 32, and the right end upper surface uniform intervals of loading plate 33 be fixedly connected with it is thin
Flow post 34；The upper end of the thin flow post 34 can move to the top of flexible metal sheet 31 by clamping groove；When water flow is by soft
Property metal plate 31 and when breaing up plate 32 and uniformly being splashed to the inner wall of interior tube body 1, because leading in the lower wall of flexible metal sheet 31
It crosses torsional spring and is rotatably equipped with loading plate 33, so its inner end will push the outer of loading plate 33 when breaing up plate 32 and being rotated by hydraulic pressure
End upwards shrink, because the right end upper surface uniform intervals of loading plate 33 are fixedly connected with thin flow post 34, thus loading plate 33 to
It will push thin flow post 34 when upper contraction to move upwards and finally stretch out flexible metal sheet 31, so water flow is passing through flexible metal sheet
Water flow refinement can be carried out by thin flow post 34 when 31, water flow is avoided to be broken up when plate 32 is broken up because the excessive moment impact of water flow is in inner tube
Noise is generated on the inner wall of body 1, while avoiding water flow excessive so that water flow splashes out helicla flute 12.
The shape of the thin flow post 34 is triangular prism shaped, and the corner end for dredging flow post 34 is opposite with water (flow) direction；Work as water flow
When being shunted by thin flow post 34, the shape because dredging flow post 34 is triangular prism shaped, and the corner end for dredging flow post 34 is opposite with water (flow) direction,
So water flow is equivalent to by fly-cutting when by dredging flow post 34 into two bursts of water flows, it is greatly reduced between thin flow post 34 and water flow
Contact area, avoid water flow from being subject to because contact area is excessive impact force increase excessively disperses so as to cause water flow.
The control mechanism 4 includes air bag 41, expanded film 42, sliding slot 43 and sliding block 44；41 uniform intervals of air bag are solid
Dingan County is in the lower wall of helicla flute 12, and the upper surface of air bag 41 is connected with the lower end of flexible metal sheet 31, the right side of air bag 41
End perforation is fixedly installed with expanded film 42；The outer end of the expanded film 42 is located in sliding slot 43；It slides the outer end of the sliding slot 43
Sliding block 44 is installed；When water flow flows downward along the track of helicla flute 12, mean it to spiral if water flow is larger
The extruding force of slot 12 is bigger, because uniform intervals are fixedly installed with air bag 41 in the lower wall of helicla flute 12, so in the conveying of water flow
Certain extruding force can be generated to air bag 41 in the process, is extruded so as to cause air bag 41, is fixed because the right end of air bag 41 penetrates through
Expanded film 42 is installed, so its internal gas can cause expanded film 42 to expand when air bag 41 is extruded, so that expansion
Film 42 pushes the sliding block 44 inside sliding slot 43 to slide in and out, i.e., so that the space of 12 bottom of helicla flute increases, to mention for water flow
For the broader flowing space, further avoids water flow and spread helicla flute 12 out.
Specific workflow is as follows:
When work, used water can be passed through interior tube body 1 after the people in Intensive Care Therapy room is using toilet, when water enters
Because the inner wall of interior tube body 1 is uniformly provided with helicla flute 12 after interior tube body 1, and the lower end of helicla flute 12 is wider than the interior of interior tube body 1
Surface, so can enter in helicla flute 12 along its inner wall when water has just enter into interior tube body 1, and defeated to lower end along helicla flute 12
It send, so that being always that hollow form will not form air-flow to be greatly reduced in interior tube body 1 by water slug at the center of interior tube body 1
A possibility that sound, so that singing of the stream substantially reduces, while because being filled with sound-proof material in the gap between interior tube body 1 and outer tube body 2
11, so secondary sound insulation can also be formed by sound-proof material 11 on the basis of original reduction water flow sound, so that drainpipe is unlimited
It is intended to mute draining, when water, which enters the beginning of helicla flute 12, to be conveyed down, because water flow can be made during the decline because of gravity
With acceleration, so the water flow sound generated during dropping under a stream of water can be gradually increased, because the both ends inner surface of helicla flute 12 is solid
Surely it is connected with inclined plate 13, so inclined plate 13 can be passed through when water flow passes through 12 flow down of helicla flute, and will by inclined plate 13
If water flow resolves into carried interest water flow, water flow is caused constantly to be split deceleration during acceleration, it is ensured that water flow will not be under
The amplification water flow sound that is getting faster of drop distance movement impacts patient.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form, all of these belong to the protection of the present invention.
Claims (6)
1. a kind of PP mute drainage pipe, including interior tube body (1), outer tube body (2), speed decreasing mechanism (3) and control mechanism (4)；It is special
Sign is: the outer tube body (2) is fixedly attached to the outer end of interior tube body (1), and the sky between outer tube body (2) and interior tube body (1)
Sound-proof material (11) are filled in gap；The wall ratio outer tube body (2) of said inner tube body (1) is beaten, and the inner wall of interior tube body (1) is uniformly opened
Equipped with helicla flute (12)；The lower end of the helicla flute (12) is wider than the inner surface of interior tube body (1), and the lower end of helicla flute (12) is in
Concave.
2. a kind of PP mute drainage pipe according to claim 1, it is characterised in that: table in the both ends of the helicla flute (12)
Face is uniformly fixedly connected with inclined plate (13).
3. a kind of PP mute drainage pipe according to claim 1, it is characterised in that: the speed decreasing mechanism (3) includes flexibility
It metal plate (31) and breaks up plate (32)；Flexible metal sheet (31) lower end is fixedly connected on the lower surface of helicla flute (12), soft
Property metal plate (31) is inclined to set, and the other end of flexible metal sheet (31) is hinged with by torsional spring and breaks up plate (32)；It is described
The tilt angle for breaing up plate (32) is bigger than the tilt angle of flexible metal sheet (31).
4. a kind of PP mute drainage pipe according to claim 3, it is characterised in that: the lower wall of the flexible metal sheet (31)
In loading plate (33) is rotatably equipped with by torsional spring；Plate (32) are being broken up by squeezing slot contact in the outer end of the loading plate (33)
Lower end inside, and the right end upper surface uniform intervals of loading plate (33) are fixedly connected with thin flow post (34)；The thin flow post
(34) upper end can move to the top of flexible metal sheet (31) by clamping groove.
5. a kind of PP mute drainage pipe according to claim 4, it is characterised in that: the shape of the thin flow post (34) is three
It is prismatic, and the corner end for dredging flow post (34) is opposite with water (flow) direction.
6. a kind of PP mute drainage pipe according to claim 1, it is characterised in that: the control mechanism (4) includes air bag
(41), expanded film (42), sliding slot (43) and sliding block (44)；Air bag (41) uniform intervals are fixedly mounted on helicla flute (12)
In lower wall, and the upper surface of air bag (41) is connected with the lower end of flexible metal sheet (31), the fixed peace of right end perforation of air bag (41)
Equipped with expanded film (42)；The outer end of the expanded film (42) is located in sliding slot (43)；The outer end of the sliding slot (43) is slidably installed
There are sliding block (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910646753.2A CN110332382B (en) | 2019-07-17 | 2019-07-17 | PP silence drain pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910646753.2A CN110332382B (en) | 2019-07-17 | 2019-07-17 | PP silence drain pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110332382A true CN110332382A (en) | 2019-10-15 |
| CN110332382B CN110332382B (en) | 2021-03-30 |
Family
ID=68145718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910646753.2A Active CN110332382B (en) | 2019-07-17 | 2019-07-17 | PP silence drain pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110332382B (en) |
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| US8783280B2 (en) * | 2011-07-19 | 2014-07-22 | II S. Elwood Yandle | Modular hydraulic hammer reduction system for railroad tank cars |
| CN106764220A (en) * | 2017-02-15 | 2017-05-31 | 成都融创智谷科技有限公司 | A kind of processing equipment for reducing water impact noise |
-
2019
- 2019-07-17 CN CN201910646753.2A patent/CN110332382B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201554965U (en) * | 2009-10-29 | 2010-08-18 | 河北宝路科技发展有限公司 | Spiral guide noise-abating pipe |
| US8783280B2 (en) * | 2011-07-19 | 2014-07-22 | II S. Elwood Yandle | Modular hydraulic hammer reduction system for railroad tank cars |
| CN202220914U (en) * | 2011-09-02 | 2012-05-16 | 王井洋 | Three-layer noise-reducing drain pipe |
| CN202546047U (en) * | 2012-04-27 | 2012-11-21 | 安徽贝士德塑料科技有限公司 | Hollow spiral hush pipe with dual noise reduction functions |
| CN203641714U (en) * | 2013-11-06 | 2014-06-11 | 福建工航新型管业有限公司 | Noise-reducing type PPR pipe structure |
| CN106764220A (en) * | 2017-02-15 | 2017-05-31 | 成都融创智谷科技有限公司 | A kind of processing equipment for reducing water impact noise |
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| CN110332382B (en) | 2021-03-30 |
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Effective date of registration: 20210310 Address after: Gongxing village, Daoqiao Town, Yunmeng County, Xiaogan City, Hubei Province Applicant after: HUBEI JIUQU PIPELINE Co.,Ltd. Address before: 230000 Room 204, building B, Xijia, GuoXuan K, intersection of West 2nd Ring Road and Wangjiang West Road, Shushan District, Hefei City, Anhui Province Applicant before: Zhou Chen |
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