CN110030454A - A kind of building construction energy reducer for drainage system - Google Patents
A kind of building construction energy reducer for drainage system Download PDFInfo
- Publication number
- CN110030454A CN110030454A CN201910289062.1A CN201910289062A CN110030454A CN 110030454 A CN110030454 A CN 110030454A CN 201910289062 A CN201910289062 A CN 201910289062A CN 110030454 A CN110030454 A CN 110030454A
- Authority
- CN
- China
- Prior art keywords
- helical element
- ontology
- rotational resistance
- drainage system
- building construction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- 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
- F16L55/027—Throttle passages
- F16L55/02772—Throttle passages using spirally or helically shaped channels
-
- 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
- F16L55/04—Devices damping pulsations or vibrations in fluids
- F16L55/045—Devices damping pulsations or vibrations in fluids specially adapted to prevent or minimise the effects of water hammer
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sink And Installation For Waste Water (AREA)
Abstract
The present invention relates to a kind of building construction energy reducer for drainage system, the inlet tube on the upside of ontology and setting ontology, the outlet on the downside of ontology；Helical element is arranged in the inlet tube, and the helical element can adjust the spacing between its spiral according to the first pitch adjusting structure on the outside of the inlet tube, with the exit of the helical element with a distance from spiral center；At least one wind foliation structure on the downside of the exit of the helical element in the ontology, its rotational resistance of the fan blade shape structure-controllable system.The present invention can reduce the pressure to pipeline, improve the service life of pipeline, reduce the sound of water flow by the water velocity in control drainpipe.
Description
Technical field
The invention belongs to build hydrotechnics field, in particular to a kind of building construction energy reducer for drainage system.
Background technique
In Urban Underground drainage system, large amount of sewage flows into cesspool through drainage pipeline, and basin bottom is rushed for a long time by water flow
Hitting can be damaged, and especially in the biggish situation of displacement, basin bottom will bear huge hydraulic blow；As city is built
If make rapid progress, skyscraper and super high-rise building are increasing, and the energy dissipating in former design specification drains sewage pipe, existing
Rupture continuously emerges in use, falls off, the reason is that the skyscraper in former specification is nearly all within 20 layers, and shows
Skyscraper almost at 30 layers or more.Since draining sewage pipe cannot withstand the potential energy that skyscraper sewage is put aside,
It is converted into kinetic energy in freely falling body process, enormous impact is formed to the draining blowdown pipe of former code requirement, causes draining sewage pipe
It is broken or comes off, sanitary sewage is caused to flow over, cell life is contaminated.Since height of high building is higher, the formed later period
Repair difficulty is big, at high cost.
In the prior art, by being arranged fixed energy absorber in the duct, the influence to pipeline or sewage reservoir is reduced,
The increase of intellectualized reconstruction and building height then as building, traditional fixation energy absorber are merely capable of out of pipeline
Portion carries out part and subtracts and can act on, can not in the case where the mass-flow caused by face of continually changing water flow and bad weather
Be adaptively adjusted, along with the existing energy absorber for being subtract can act on it is all relatively single, also to subtract can effect have a fixing
It rings.
Summary of the invention
It is single to solve energy absorber effect in the prior art, subtract the technical problems such as energy effect fixation.The application proposes one kind
Inlet tube on the upside of building construction energy reducer for drainage system, ontology and setting ontology, the outlet on the downside of ontology；The entrance
Helical element is arranged in pipe, and the helical element can adjust between its spiral according to the first pitch adjusting structure on the outside of the inlet tube
Spacing, with the exit of the helical element with a distance from spiral center；Close to described on the downside of the exit of the helical element
At least one wind foliation structure in ontology, its rotational resistance of the fan blade shape structure-controllable system.
The building construction energy reducer for drainage system further includes ontology outer cover, and setting rotation is covered outside the ontology
Resistance control valve, the ontology outer cover and the body fits, to seal the ontology.
The building construction energy reducer for drainage system, the blade structure include two, respectively the first fan blade knot
Structure, the second blade structure, two blade structures are disposed side by side in the ontology.
The building construction energy reducer for drainage system, described two blade structures are on juxtaposed positions to inward turning
Turn, setting is covered outside the ontology and adjusts the first rotational resistance adjustment structure of described two blade structure rotational resistances, second
Rotational resistance adjustment structure, the first rotational resistance adjustment structure and the second rotational resistance adjustment structure setting linkage tooth
Wheel, the linkage gear controls the first rotational resistance adjustment structure and the second rotational resistance adjustment structure is in different resistances
Linkage adjust.
The building construction energy reducer for drainage system, the linkage gear include mobile jib, are hindered with first rotation
First couplings of power adjustment structure coupling, the second couplings coupled with the second rotational resistance adjustment structure, described the
One couplings are different from the gear quantity of second couplings, coupled first couplings and described second by mobile jib
Portion's connection, realizes the linkage of resistance.
The building construction energy reducer for drainage system, first pitch adjusting structure include the first sub- roll adjustment module, the
Two sub- roll adjustment modules, the first sub- roll adjustment module adjust the spiral shell by the length of the newel of the adjusting helical element
The spacing between the spiral of component is revolved, to adjust the flow coutroi velocity by the draining of the helical element, described second
Rotation exit of the sub- roll adjustment module by adjusting the helical element passes through the spiral with a distance from spiral center to adjust
The draining of component flows to the fan blade position of at least one wind foliation structure.
The building construction energy reducer for drainage system, the fan blade position are torque of the fan blade from rotation center, are led to
Cross the rotating torque of torque control wind foliation structure.
The building construction energy reducer for drainage system is provided with flow rate detection component in the helical element, described
The first super threshold value, the second super threshold value, the super threshold value of third is arranged in flow rate detection component, when the flow rate detection component detects
Flow velocity be more than the first super threshold value when, the spacing between the spiral of the helical element is shortened；When the flow velocity is examined
When surveying the flow velocity of component detection more than the second super threshold value, the spacing between the spiral of the helical element is shortened same
When, the rotation exit of the helical element is adjusted to torque minimum with a distance from spiral center, so that rotating torque is most
Greatly；When the flow velocity of flow rate detection component detection is more than the super threshold value of the third, by the spiral of the helical element it
Between spacing while shorten, the rotation exit of the helical element is adjusted to torque minimum with a distance from spiral center,
And the rotational resistance of at least one wind foliation structure described in linkage control is maximum.
The building construction energy reducer for drainage system, first pitch adjusting structure can be manually adjusted or be adjusted automatically
Section；When manually adjusting, by manually turning first pitch adjusting structure, when automatically adjusting, by controller according to
Flow control the first fine motion motor of detection adjusts first pitch adjusting structure by the first fine motion motor, described automatic
The controller of adjusting, the first fine motion motor are removable structure.
The building construction energy reducer for drainage system, the first rotational resistance adjustment structure, the second rotational resistance are adjusted
Structure is manually adjusted or is automatically adjusted；When manually adjusting, by manually turning the first rotational resistance adjustment structure or institute
It states the second rotational resistance adjustment structure and carries out linkage adjusting resistance, when automatically adjusting, by controller according to detection
Flow control the second fine motion motor adjusts first pitch adjusting structure, the control of the automatic adjustment by the fine motion motor
Device, the second fine motion motor are removable structure.
Cooperated the beneficial effect comprise that setting bilayer subtracts energy structure, the effective hydraulic pressure flow velocity that reduces is to pipe
The pressure in road, reduce water flow generate sound, as main improvement of the invention first is that, subtracted using double-layer structure
Can, by the adjusting of helical element, flow rate of water flow can be controlled as first layer, by wind foliation structure arranged side by side, made
Flow rate of water flow is controlled for the second layer, the device being superimposed on two layers by first layer and the second layer effectively reduces water flow pair according to demand
The pressure of pipeline；Another main improvement the most of the invention is to select the cooperation of wind foliation structure inwardly, enable water flow
It is mutually patted by two wind foliation structures, by mutually patting the pressure that can either be reduced to energy absorber side wall, and can be
During beating to convection current subtract can, while cooperating the resistance of wind foliation structure, realize superposition subtract can effect, enhance the
The effect of two layers of control water flow；It is that adjustable first layer subtracts between the helical element of flow velocity as another improvement of the invention
Away from the position with exit, the slope of helical element can be adjusted by the spacing of screw pitch component, and flow velocity is changed by slope, is led to
The position for crossing exit can cooperate with wind foliation structure, change the torque for flowing to the rotation of wind foliation structure, also reinforce reducing
The effect of water velocity has the function that subtracting for requirements at the higher level can.
Detailed description of the invention
Fig. 1 is a kind of building construction energy reducer for drainage system structural schematic diagram.
Specific embodiment
The application is described in further detail with reference to the accompanying drawing, it is necessary to it is indicated herein to be, implement in detail below
Mode is served only for that the application is further detailed, and should not be understood as the limitation to the application protection scope, the field
Technical staff can make some nonessential modifications and adaptations to the application according to above-mentioned application content.
As shown in Figure 1, proposing a kind of building construction energy reducer for drainage system for the application, comprising: ontology 1, inlet tube
Fastening lid 2, inlet tube 3, the first pitch adjusting structure 4, inlet tube and ontology are connected and fixed component 5, ontology inner sidewall 6, the first fan blade
Shape structure 7, sealing cover 8, ontology outer cover 9, the second rotational resistance adjustment structure 10, the first rotational resistance adjustment structure 11, outlet
Pipe 12, the second wind foliation structure 13, soft liner 14, helical element 15, linkage gear 16, extension 17.
Inlet tube on the upside of ontology and setting ontology, the outlet on the downside of ontology；Helical element, institute is arranged in the inlet tube
Spacing between its spiral can be adjusted according to the first pitch adjusting structure on the outside of the inlet tube by stating helical element, with the spire
The exit of part is with a distance from spiral center；At least one wind on the downside of the exit of the helical element in the ontology
Foliation structure, its rotational resistance of the fan blade shape structure-controllable system.
The building construction energy reducer for drainage system further includes ontology outer cover, and setting rotation is covered outside the ontology
Resistance control valve, the ontology outer cover and the body fits, to seal the ontology.
The building construction energy reducer for drainage system, the blade structure include two, respectively the first fan blade knot
Structure, the second blade structure, two blade structures are disposed side by side in the ontology.
The building construction energy reducer for drainage system, described two blade structures are on juxtaposed positions to inward turning
Turn, setting is covered outside the ontology and adjusts the first rotational resistance adjustment structure of described two blade structure rotational resistances, second
Rotational resistance adjustment structure, the first rotational resistance adjustment structure and the second rotational resistance adjustment structure setting linkage tooth
Wheel, the linkage gear controls the first rotational resistance adjustment structure and the second rotational resistance adjustment structure is in different resistances
Linkage adjust.
The building construction energy reducer for drainage system, the linkage gear include mobile jib, are hindered with first rotation
First couplings of power adjustment structure coupling, the second couplings coupled with the second rotational resistance adjustment structure, described the
One couplings are different from the gear quantity of second couplings, coupled first couplings and described second by mobile jib
Portion's connection, realizes the linkage of resistance.
The building construction energy reducer for drainage system, first pitch adjusting structure include the first sub- roll adjustment module, the
Two sub- roll adjustment modules, the first sub- roll adjustment module adjust the spiral shell by the length of the newel of the adjusting helical element
The spacing between the spiral of component is revolved, to adjust the flow coutroi velocity by the draining of the helical element, described second
Rotation exit of the sub- roll adjustment module by adjusting the helical element passes through the spiral with a distance from spiral center to adjust
The draining of component flows to the fan blade position of at least one wind foliation structure.
The building construction energy reducer for drainage system, the fan blade position are torque of the fan blade from rotation center, are led to
Cross the rotating torque of torque control wind foliation structure.
The building construction energy reducer for drainage system is provided with flow rate detection component in the helical element, described
The first super threshold value, the second super threshold value, the super threshold value of third is arranged in flow rate detection component, when the flow rate detection component detects
Flow velocity be more than the first super threshold value when, the spacing between the spiral of the helical element is shortened；When the flow velocity is examined
When surveying the flow velocity of component detection more than the second super threshold value, the spacing between the spiral of the helical element is shortened same
When, the rotation exit of the helical element is adjusted to torque minimum with a distance from spiral center, so that rotating torque is most
Greatly；When the flow velocity of flow rate detection component detection is more than the super threshold value of the third, by the spiral of the helical element it
Between spacing while shorten, the rotation exit of the helical element is adjusted to torque minimum with a distance from spiral center,
And the rotational resistance of at least one wind foliation structure described in linkage control is maximum.
The building construction energy reducer for drainage system, first pitch adjusting structure can be manually adjusted or be adjusted automatically
Section；When manually adjusting, by manually turning first pitch adjusting structure, when automatically adjusting, by controller according to
Flow control the first fine motion motor of detection adjusts first pitch adjusting structure by the first fine motion motor, described automatic
The controller of adjusting, the first fine motion motor are removable structure.
The building construction energy reducer for drainage system, the first rotational resistance adjustment structure, the second rotational resistance are adjusted
Structure is manually adjusted or is automatically adjusted；When manually adjusting, by manually turning the first rotational resistance adjustment structure or institute
It states the second rotational resistance adjustment structure and carries out linkage adjusting resistance, when automatically adjusting, by controller according to detection
Flow control the second fine motion motor adjusts first pitch adjusting structure, the control of the automatic adjustment by the fine motion motor
Device, the second fine motion motor are removable structure.
It may be preferred that the ontology inside sidewalls are provided with soft liner, have the function that reduce main body sound.
It may be preferred that the helical element is intilted spiral, that is, drain when stream is by the helical element,
Can be because of the tilted of spiral, preferably adjacent to newel in spiral, newel is to stretch in the vertical direction in the spiral, root
According to the adjusting of first pitch adjusting structure, spiral is driven to stretch, to change spacing；It may be preferred that the spiral includes
Extensible portion adjusts exit close to the fan blade distance of wind foliation structure by the flexible of extensible portion.
It may be preferred that first pitch adjusting structure, the first rotational resistance adjustment structure, the second rotational resistance adjustment structure
There is suggestion median, absolutely in most cases, without automatically adjusting, user need to only pacify when installing the energy absorber
After installing, the first pitch adjusting structure, the first rotational resistance adjustment structure, the second rotational resistance adjustment structure are adjusted intermediate to suggesting
Value can be realized as subtracting can effect certainly, can be with some water flow variations are larger, demand for control higher drainage system again
Be preferably provided with self-adjustment module, to be controlled according to water flow variation, when carrying out automatically controlling, can for energy absorber into
Row concentrates the monitoring of platform, concentration platform is sent by the information of multiple energy absorbers, to carry out accurate Fast Monitoring.
It may be preferred that first pitch adjusting structure, the first rotational resistance adjustment structure, the second rotational resistance adjustment structure
Including the bolt arrangement on setting outer cover or shell, user can be adjusted the bolt by screwdriver and carry out suggestion median tune
Section.
It may be preferred that the ontology is attached with ontology outer cover by screw thread, and waterproof sealing is set between the two
Circle.
Cooperated the beneficial effect comprise that setting bilayer subtracts energy structure, the effective hydraulic pressure flow velocity that reduces is to pipe
The pressure in road, reduce water flow generate sound, as main improvement of the invention first is that, subtracted using double-layer structure
Can, by the adjusting of helical element, flow rate of water flow can be controlled as first layer, by wind foliation structure arranged side by side, made
Flow rate of water flow is controlled for the second layer, the device being superimposed on two layers by first layer and the second layer effectively reduces water flow pair according to demand
The pressure of pipeline；Another main improvement the most of the invention is to select the cooperation of wind foliation structure inwardly, enable water flow
It is mutually patted by two wind foliation structures, by mutually patting the pressure that can either be reduced to energy absorber side wall, and can be
During beating to convection current subtract can, while cooperating the resistance of wind foliation structure, realize superposition subtract can effect, enhance the
The effect of two layers of control water flow；It is that adjustable first layer subtracts between the helical element of flow velocity as another improvement of the invention
Away from the position with exit, the slope of helical element can be adjusted by the spacing of screw pitch component, and flow velocity is changed by slope, is led to
The position for crossing exit can cooperate with wind foliation structure, change the torque for flowing to the rotation of wind foliation structure, also reinforce reducing
The effect of water velocity has the function that subtracting for requirements at the higher level can.
Claims (10)
1. the inlet tube on the upside of a kind of building construction energy reducer for drainage system, ontology and setting ontology, the outlet on the downside of ontology
Pipe；It is characterized in that, helical element is arranged in the inlet tube, the helical element can be adjusted according to first on the outside of the inlet tube
Away from the spacing between its spiral of structural adjustment, with the exit of the helical element with a distance from spiral center；The spire
At least one wind foliation structure on the downside of the exit of part in the ontology, its rotation resistance of the fan blade shape structure-controllable system
Power.
2. building construction energy reducer for drainage system as described in claim 1, which is characterized in that further include ontology outer cover, institute
It states and covers setting rotational resistance regulating valve, the ontology outer cover and the body fits outside ontology, to seal the ontology.
3. building construction energy reducer for drainage system as claimed in claim 2, which is characterized in that the blade structure includes two
A, respectively the first blade structure, the second blade structure, two blade structures are disposed side by side in the ontology.
4. building construction energy reducer for drainage system as claimed in claim 3, which is characterized in that described two blade structures exist
It is rotated inward on juxtaposed positions, the first rotation that setting adjusts described two blade structure rotational resistances is covered outside the ontology
Resistance adjustment structure, the second rotational resistance adjustment structure, the first rotational resistance adjustment structure and second rotational resistance
Linkage gear is arranged in adjustment structure, and the linkage gear controls the first rotational resistance adjustment structure and the second rotational resistance tune
The linkage that section structure is in different resistances is adjusted.
5. building construction energy reducer for drainage system as claimed in claim 4, which is characterized in that the linkage gear includes master
Bar, the first couplings coupled with the first rotational resistance adjustment structure are coupled with the second rotational resistance adjustment structure
The second couplings, first couplings are different from the gear quantity of second couplings, by mobile jib by described first
Couplings are connected with second couplings, realize the linkage of resistance.
6. building construction energy reducer for drainage system as described in claim 1, which is characterized in that the first pitch adjusting structure packet
Include the first sub- roll adjustment module, the second sub- roll adjustment module, the center that the first sub- roll adjustment module passes through the adjusting helical element
The length of column adjusts the spacing between the spiral of the helical element, to adjust the flow of the draining by the helical element
And coutroi velocity, the second sub- roll adjustment module by adjust the rotation exit of the helical element from spiral center away from
From to adjust the fan blade position for flowing at least one wind foliation structure by the draining of the helical element.
7. building construction energy reducer for drainage system as claimed in claim 6, which is characterized in that the fan blade position is fan blade
Torque from rotation center controls the rotating torque of wind foliation structure by torque.
8. building construction energy reducer for drainage system as claimed in claim 7, which is characterized in that be arranged in the helical element
There is flow rate detection component, the first super threshold value, the second super threshold value, the super threshold value of third is arranged in the flow rate detection component, when
When the flow velocity of the flow rate detection component detection is more than the first super threshold value, between the spiral of the helical element
Away from shortening；When the flow velocity of flow rate detection component detection is more than the second super threshold value, by the spiral shell of the helical element
While spacing between rotation shortens, the rotation exit of the helical element is adjusted to torque most with a distance from spiral center
It is small, so that rotating torque is maximum；When the flow velocity of flow rate detection component detection threshold value super more than the third, by institute
While stating the spacing between the spiral of helical element and shorten, by the rotation exit of the helical element from spiral center away from
From being adjusted to torque minimum, and the rotational resistance of at least one wind foliation structure described in linkage control is maximum.
9. building construction energy reducer for drainage system as claimed in claim 8, which is characterized in that first pitch adjusting structure can
It is manually adjusted or is automatically adjusted；When manually adjusting, by manually turning first pitch adjusting structure, when being adjusted automatically
When section, by controller according to flow control the first fine motion motor of detection, described the is adjusted by the first fine motion motor
One pitch adjusting structure, the controller of the automatic adjustment, the first fine motion motor are removable structure.
10. building construction energy reducer for drainage system as claimed in claim 4, which is characterized in that the first rotational resistance is adjusted
Structure, the second rotational resistance adjustment structure are manually adjusted or are automatically adjusted；When manually adjusting, by manually turning first
Rotational resistance adjustment structure or the second rotational resistance adjustment structure carry out linkage and adjust resistance, when automatically adjusting,
By controller according to flow control the second fine motion motor of detection, the first roll adjustment knot is adjusted by the fine motion motor
Structure, the controller of the automatic adjustment, the second fine motion motor are removable structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910289062.1A CN110030454B (en) | 2019-04-11 | 2019-04-11 | Energy reducer for house building drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910289062.1A CN110030454B (en) | 2019-04-11 | 2019-04-11 | Energy reducer for house building drainage system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110030454A true CN110030454A (en) | 2019-07-19 |
| CN110030454B CN110030454B (en) | 2020-08-04 |
Family
ID=67238134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910289062.1A Active CN110030454B (en) | 2019-04-11 | 2019-04-11 | Energy reducer for house building drainage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110030454B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3103231A1 (en) * | 1981-01-30 | 1982-08-12 | Müller - BBM GmbH, 8033 Planegg | Device for sound insulation |
| CN101846225A (en) * | 2010-06-03 | 2010-09-29 | 浙江中财管道科技股份有限公司 | Energy dissipator for architectural drainage system |
| CN102705626A (en) * | 2012-05-31 | 2012-10-03 | 太原理工大学 | Hole plate mixed spiral flow pipeline energy dissipating device |
| CN102889448A (en) * | 2012-10-24 | 2013-01-23 | 绍兴市同正塑胶管业有限公司 | Energy reducer for drainage system of house building |
| CN204083608U (en) * | 2014-09-16 | 2015-01-07 | 浙江中财管道科技股份有限公司 | A kind of tall building life effluent discharge pipe eddy flow joint |
| CN206072642U (en) * | 2016-09-13 | 2017-04-05 | 任静 | A kind of energy source use drainage pipeline air relief valve |
| EP3277941B1 (en) * | 2015-04-03 | 2019-02-20 | Safran Helicopter Engines | Flow limiter |
-
2019
- 2019-04-11 CN CN201910289062.1A patent/CN110030454B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3103231A1 (en) * | 1981-01-30 | 1982-08-12 | Müller - BBM GmbH, 8033 Planegg | Device for sound insulation |
| CN101846225A (en) * | 2010-06-03 | 2010-09-29 | 浙江中财管道科技股份有限公司 | Energy dissipator for architectural drainage system |
| CN102705626A (en) * | 2012-05-31 | 2012-10-03 | 太原理工大学 | Hole plate mixed spiral flow pipeline energy dissipating device |
| CN102889448A (en) * | 2012-10-24 | 2013-01-23 | 绍兴市同正塑胶管业有限公司 | Energy reducer for drainage system of house building |
| CN204083608U (en) * | 2014-09-16 | 2015-01-07 | 浙江中财管道科技股份有限公司 | A kind of tall building life effluent discharge pipe eddy flow joint |
| EP3277941B1 (en) * | 2015-04-03 | 2019-02-20 | Safran Helicopter Engines | Flow limiter |
| CN206072642U (en) * | 2016-09-13 | 2017-04-05 | 任静 | A kind of energy source use drainage pipeline air relief valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110030454B (en) | 2020-08-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207376460U (en) | A kind of drainage arrangement of highway bridge | |
| CN208363235U (en) | Overflow well with flow of intercepting pipeline controlled by floating barrel and pulley | |
| CN106759813A (en) | A kind of vertical shaft for deep tunnel drainage system | |
| CN102383489A (en) | Hydraulic automatic control type method for distributing initial rainwater | |
| CN204225213U (en) | The dirty part flow arrangement of building rain | |
| CN108060715A (en) | A kind of urban rainwater pipeline drainage system | |
| CN209227716U (en) | A kind of automatic control reverse-filling rain sewage diversion device | |
| CN202108088U (en) | Water seal with automatic water supply device | |
| CN209538351U (en) | A kind of rain perforaled strainer with initial stage rain sewage diversion function | |
| CN110030454A (en) | A kind of building construction energy reducer for drainage system | |
| CN205712456U (en) | Municipal drainage pipe network automatic scalable buoyancy tank weir | |
| CN206562657U (en) | It is a kind of to be used for the vertical shaft of deep tunnel drainage system | |
| CN106400931A (en) | Along-river dirt-carrying flexible sewage regulating reservoir | |
| CN208363234U (en) | Overflow well with float flashboards for controlling flow of closure pipeline | |
| CN215759479U (en) | Integrated automatic intercepting well | |
| CN206052919U (en) | A kind of volute viscous flow device with deflector | |
| CN205776717U (en) | A kind of liquid level regulation device | |
| CN209891167U (en) | Floating box type automatic gate for storage pond | |
| CN104695389B (en) | Double floating box type upstreams control weir gate device | |
| CN206438553U (en) | A kind of saving toilet cistern | |
| CN207794244U (en) | A kind of municipal drain | |
| CN107724525B (en) | A kind of rainwater-collecting multifunctional heat insulating curtain wall | |
| CN113152637A (en) | Integrated automatic intercepting well and intercepting method | |
| CN202962677U (en) | Liquid phase outlet end cover device of centrifugal solid-liquid separator | |
| CN101067312A (en) | Reinforced siphon flange |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |