EP0849410B1 - Heberleitung mit einer Vorrichtung zum Entlüften der Heberleitung - Google Patents
Heberleitung mit einer Vorrichtung zum Entlüften der Heberleitung Download PDFInfo
- Publication number
- EP0849410B1 EP0849410B1 EP97122214A EP97122214A EP0849410B1 EP 0849410 B1 EP0849410 B1 EP 0849410B1 EP 97122214 A EP97122214 A EP 97122214A EP 97122214 A EP97122214 A EP 97122214A EP 0849410 B1 EP0849410 B1 EP 0849410B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- line
- chamber
- riser
- suction
- arrangement according
- 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.)
- Expired - Lifetime
Links
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- 239000002245 particle Substances 0.000 claims description 6
- 238000011001 backwashing Methods 0.000 claims description 5
- 230000001174 ascending effect Effects 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 4
- 238000009825 accumulation Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 86
- 238000009423 ventilation Methods 0.000 description 137
- 239000007789 gas Substances 0.000 description 71
- 238000013022 venting Methods 0.000 description 56
- 230000014759 maintenance of location Effects 0.000 description 10
- 238000004140 cleaning Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
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- 239000002352 surface water Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
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- 239000000356 contaminant Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
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Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F10/00—Siphons
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/20—Siphon pipes or inverted siphons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/02—Stopping, starting, unloading or idling control
- F04B49/022—Stopping, starting, unloading or idling control by means of pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2205/00—Fluid parameters
- F04B2205/17—Opening width of a throttling device
- F04B2205/171—Opening width of a throttling device before the pump inlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2205/00—Fluid parameters
- F04B2205/50—Presence of foreign matter in the fluid
- F04B2205/501—Presence of foreign matter in the fluid of solid particles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2207/00—External parameters
- F04B2207/70—Warnings
Definitions
- the invention relates to a lifting line with a device for venting the siphon line, the device comprising a venting chamber has, and the vent chamber in its lower region is connected to the lifting line via a riser pipe and in its upper area has a suction nozzle to which one Vacuum source for generating a vacuum in the Vent chamber against the pressure in the siphon line connected.
- 127 C2 is a ventilation device with Ventilation chamber for drainage sieves known, the Riser pipe a direct connection between the crown area of the siphon line and the ventilation chamber.
- the Control of the pump to vent the vent chamber takes place by means of immersion electrodes.
- the one in the lifter line entrained air and floating solids and liquids inevitably climb into the Vent chamber and generate an excessive here Air and pollution accumulation. Because with stronger or turbulent inflow of liquid in the riser in practice more and more air is carried, that an unnecessarily greatly increased amount of air in the
- Vent chamber arrives and there to separate what is a Pump with higher performance required.
- the submersible electrodes used to control the pump unprotected in the venting chamber Vacuum container arranged and so heavy impurities exposed and can be caused by adhering foreign substances (leaves, Plastic film, chemicals) isolated or short-circuited and to be disabled.
- EP 0 512 392 B1 also describes a sludge suction vehicle one from a fresh water tank and one Venting chamber with flushing water High pressure pump.
- a sludge suction vehicle one from a fresh water tank and one Venting chamber with flushing water High pressure pump.
- To control the ventilation of the Vent chamber as well as to release the Connection line for rinsing water from the ventilation chamber to the high pressure pump is a float in the ventilation chamber arranged, alternately the vent or the Connection line releases or closes.
- the object of the invention is a small and very powerful system for constant ventilation of a too heavily contaminated and with a wide variety of solids Kind of contaminated liquids, e.g. Wastewater leading to faeces To create lifter line so that these liquids without Business interruption safely and permanently after the energy-saving lifting principle can be promoted.
- contaminated liquids e.g. Wastewater leading to faeces To create lifter line so that these liquids without Business interruption safely and permanently after the energy-saving lifting principle can be promoted.
- This task is accomplished by training a lifter a device for venting the same according to the features of claim 1 solved.
- the float valve works automatically hydromechanically Dependence on that in the ventilation chamber Volume of liquid and the corresponding one Volume of gas so that the suction port of the vent valve from the vacuum source continuously with a adjustable vacuum can be applied, the is less than that prevailing in the lifting line absolute pressure.
- the float valve floating on the liquid closes at a sufficiently high liquid level in the Inside the vent chamber, its suction port, so that none Liquid from the ventilation chamber into the vacuum source can reach.
- the float valve opens and adds the suction port Extraction of the gases in the ventilation chamber using the vacuum source free.
- the float valve in the ventilation chamber is the Device according to the invention also for undefined soiled Liquids such as waste water, surface water, suitable and enables long-term trouble-free and largely maintenance-free reliable operation.
- Venting device can be in a siphon line expanded air or gases at high speeds enter the ventilation chamber in which the invention proposed float valve for the closure of the Suction nozzle depending on the liquid level inside the ventilation chamber is arranged.
- the invention proposed float valve for the closure of the Suction nozzle depending on the liquid level inside the ventilation chamber is arranged.
- the gases entrained liquid becomes floating and suspended matter, which are present at the apex of the lifting line, or enter the riser when the liquid level rises, hurled into the ventilation chamber.
- strong contaminated liquid for example municipal Raw sewage, can be entered in the ventilation chamber and there possibly adhering dirt to a Blockage of the float valve and ultimately to result in serious operational disruptions.
- Embodiment of the invention proposed that one in the Venting chamber above the liquid level opening and in connection with the lifting line Gas riser pipe is provided.
- the riser and that Gas risers work together like communicating tubes and enable the gases to be removed before they enter separate into the venting chamber from the liquid so that this liquid and the gases separated into the Vent chamber and the adverse bubbling and Spin effect is prevented. So it becomes a Liquid-gas separation even before entering the Vent chamber of the device according to the invention causes.
- this is Gas riser pipe in or near the apex of the siphon pipe associated with this.
- the riser serves to introduce Liquid into the vent chamber for the float valve and opens into the siphon pipe below the gas riser pipe on. It is preferred here to attach the riser pipe to one the lowest possible point with the jack line connect so that they are in the operating state constantly and at Filling the pipeline with a low filling level is flooded with liquid from the siphon line. It can then no more solids in the ventilation chamber float up and there is hardly any liquid exchange between the ventilation chamber and the lifting line, which significantly pollutes the ventilation chamber is reduced.
- the gases to be vented from the siphon line are from the apex of the Lift line into the ventilation chamber in its upper, not liquid-carrying part and from there in already described way removed via the suction nozzle.
- the liquid can be fed via the riser according to the principle of communicating tubes in the ventilation chamber Operate the float valve to the continuous removal of the gases to be vented according to the invention cause. If more gases from the Lift line in the venting chamber becomes a Lowering of the liquid level in the ventilation chamber and thus a lowering of the float valve and release of the Ventilation nozzle causes a continuous Venting of the siphon line is made possible. At this the arrangement described above remains the Vent chamber not only free of turbulence and that harmful entry of dirt, it is also prevented by the ascending gases on the Float valve, which leads to a disrupted control behavior can lead.
- Venting device provides that the gas riser from the Riser pipe is branched off and forms a gas collection space that is led into the upper area of the ventilation chamber.
- a such an arrangement requires only one at the apex or near the apex leading into the lifting line Riser pipe, which is subsequently in one of the guide of the Liquid into the venting chamber Riser pipe section and the gas riser pipe with gas collecting space for the gases branched out, which is a particularly space-saving design enables and also retrofitting already Existing siphon ventilation with a gas riser pipe allows.
- the gas collecting space is in the upper area of the Gas riser pipe formed.
- a further advantageous embodiment of the invention provides before that the position of the float valve within the Vent chamber is adjustable.
- the position of the float valve with respect to the height within the Ventilation chamber can thus the filling level of the siphon line can be controlled as required to achieve Example a more or less large air cushion or one To obtain dead space within the lifter line.
- a solid deflector provided in the ascending liquid contained solid particles of restrains entry into the ventilation chamber, so that the device according to the invention also by coarser in the Solid particles not contained in their liquid permanent functional reliability can be impaired.
- the solid deflector for the liquid in the Venting chamber leading riser advantageously includes a movably mounted retention screen or a retention rake with an attached buoyancy body, such that the buoyancy body ascending in the riser Liquid floats and the retention sieve in its Restraining position in the flow path of the liquid brings or closed with spring force when the riser pipe is filled is held and if you want to backwash for cleaning the ventilation chamber opens and adhering solids in the Backflow can be stripped.
- the retaining sieve can be parallel in side guides be guided to the direction of flow of the liquid so that it with the inflowing liquid in its retention position floats or when liquid runs off into a Release position drops.
- Such a retention sieve or a retention rake can also be swiveled with one-sided Attachment be formed.
- a further advantageous embodiment of the invention is the suction port of the ventilation chamber with a Two-way valve or with two alternately one line path closing valves formed, with the one The vacuum source for the ventilation chamber is connected and via the other route Vent chamber is ventilated for backwashing.
- a backwashing or cleaning process is in the valve leading to the vacuum source closed before the further valve is opened and one Air purge initiates the venting chamber in the course thereof Liquid and solids from the vent chamber and also the possibly present solid deflector back into the Lift line be flushed.
- the ventilation chamber can also have an over a valve lockable ventilation nozzle in addition to Be provided suction port.
- a valve lockable ventilation nozzle in addition to Be provided suction port.
- the separate ventilation nozzle is also used for venting a lifter line completely filled with air is advantageous.
- the vent can be reversed Air flow direction just described a powerful Vacuum pump temporarily connected to the Ventilation of the lifting line for commissioning in considerable shortened time.
- the Device according to the invention by means of a shut-off valve from of the jack line are hydraulically separated.
- the riser pipe by means of a Gate valve is lockable.
- a pump alone can serve as the vacuum source or a pump with one that can be evacuated by the pump Vacuum container can be provided, the Vacuum tank via a suction line with the suction nozzle the ventilation chamber is connected and the pump to the Suction line is connected.
- the Pump gas directly from the suction port Vacuum the ventilation chamber.
- Evacuate vacuum tank until a sufficiently large one Negative pressure prevails in this vacuum container and the Pump can be switched off. The vacuum tank is closed This is advantageous with pressure sensors and one appropriate control for the pump.
- Such a throttle device can, for example, from one inserted in the suction line and this only in Release direction in the suction nozzle and in opposite direction closing one-way valve and a bypass line bridging the one-way valve for the Suction line with a smaller cross section than that Suction line to be formed. While the vacuum tank over the pump is evacuated, the one-way valve gives the full Cross section of the suction line free, but closes in opposite direction when extracting gases from the Venting chamber in the vacuum tank the suction line completely, so that the gases only through the bypass line flow with the smaller cross-section than the suction line can and therefore be limited in their volume flow.
- a further advantageous embodiment of the invention provides before that the throttle device from a pivotable flap is formed in the suction line, which in the direction of Intake in a the cross section of the suction line fully releasing position and in opposite Direction in a blocking the cross section of the suction line Position is pivotable. This in turn will Approval of the entire cross section of the suction line at Evacuate the vacuum tank using the pump allows, whereas in the opposite direction Flap blocked the cross section of the suction line.
- the flap or the housing of the Throttle device at least one through hole or peripheral recess on the housing seat or on the flap, which releases a residual cross section for the suction line and thus the ventilation of the ventilation chamber with less Volume flow allows so that no liquid suddenly and uncontrolled from the lifter line into the Ventilation chamber can flow.
- the at least one Through hole to create the remaining cross section of the Flap can be used to change or regulate the return flow consist of a replaceable or adjustable nozzle.
- the device according to the invention enables a very powerful venting of a liquid Lifter cable with very compact dimensions.
- an energy and cost-saving, compact and easy to carry Device to vent a siphon line to create the for a short time and without assembly work at any time smaller amounts of liquid can be used.
- the riser pipe at its the Venting chamber end facing away with a pipe socket is permanently connected and at both ends of the pipe socket Connection means for connecting pipes and / or hoses are trained.
- This pipe socket according to the invention forms at the same time a section of the lifting line.
- Bleeding device itself a part of the siphon line represents the universal connection options on both sides for example for flange pipes, quick coupling pipes and Has vacuum hoses.
- vent chamber and the Vacuum source on the pipe socket in a compact Unit are summarized and attached and for example provided with a common cover or housing are.
- Fig. 1a is a device for venting a Lifter line 1 shown.
- This ventilation device comprises a ventilation chamber 5, the underside via a connecting piece 55 and a Riser pipe 2 is connected to the lifting line 1 and on the upper side via a suction nozzle 54 and a suction line 8 a vacuum source 9 is connected.
- the Vacuum source consists of a pump 91 or a pump 91 with an upstream vacuum tank 90, the one Generate negative pressure inside the ventilation chamber 5.
- the inside of the ventilation chamber 5 in this way The negative pressure that can be generated is lower than in the siphon line 1 absolute pressure prevailing, so that one in the lifting line 1 led liquid F and gases G according to arrows P1 over the Riser pipe 2 and the connecting piece 55 upwards into the interior the ventilation chamber 5 are sucked in or rise.
- the gases contained in this mixture but within the Vent chamber 5 above the liquid F and will via the suction port 54 from the pump 91 or the one before it vacuum container 90 from the ventilation chamber 5 removed so that continuous venting of the Lifter line 1 is effected.
- venting of a complete with air-filled siphon line 1, for example Commissioning is carried out by using the ventilation device the pump 91 this air via the riser pipe 2 and Vent chamber 5 removed from the siphon line until it is vented.
- Float valve 50 arranged inside the ventilation chamber 5 also controls the pump 91 in Dependence on the accumulating in the ventilation chamber 5 Amount of gas G.
- the volume of liquid F falls inside the Vent chamber 5 correspondingly small and that Float valve 50 has dropped a great deal according to arrow P3 and gives the suction port 54 completely to the maximum suction power of the Pump 91 free.
- Fig. 1b is one compared to the previous one described arrangement slightly different embodiment of the Device for venting the lifting line 1 shown.
- the suction nozzle 54 of the ventilation chamber 5 is over a suction line 8 connected to the vacuum tank 90 and the pump 91 is marked with a 82 Pump line connected to the suction line 8.
- the pump 91 is marked with a 82 Pump line connected to the suction line 8. at Commissioning or during the operation of the Venting device can pump 91 through the Pump line 82 and the suction line 8 gases G from the inside the ventilation chamber 5 via the suction port 54 in already Vacuum as described.
- a throttle device 80 is used in the suction line 8 in the area between the connection of the Pump line 82 of the pump 91 and the vacuum tank 90 provided in Figures 4a, 4b in two embodiments is shown in more detail.
- Both Throttling devices 80 according to Fig. 4, b it is appropriate that they in the direction labeled Q1, starting from Vacuum container 90 in the direction of the suction nozzle 54, the Completely release the cross section of the suction line 8 and in opposite direction marked with Q2 Cross section of the suction line 8 to a predetermined minimum reduce.
- the throttle device 80 according to FIG. 4a with an 802 according to arrow R about a pivot axis pivotable flap 801 is formed.
- the flap In the direction of arrow Q1, i.e. starting from the vacuum container 90 in the direction of the suction port 54, the flap is dashed position shown pivotable according to arrows R, in the it releases the full cross section of the suction line 8.
- the Evacuation of the Vacuum container 90 by means of the pump 91 is thus enables unhindered.
- Arrow Q2 is marked, which is a venting of the Vent chamber 5 via the suction line 8 in the Corresponds to the vacuum container, but flap 801 in their position shown in solid lines, in the it blocks the cross section of the suction line 8.
- the Flap 801 has a through hole 803 formed therein represents a residual cross section for the suction line and thus a lower volume flow towards the Vacuum container 90 holds open so that the Flow rate of the out of the ventilation chamber 5th withdrawn gas in the vacuum container 90 can be limited.
- the through hole 803 in the manner of a The cross section of the nozzle can be adjusted so that corresponding setting options and Adaptation options to the respective application environment of the Venting device are given.
- FIG. 4b Another embodiment of the throttle device is in the Fig. 4b shown.
- a one-way valve 805 in the Suction line 8 is provided, which is the cross section of the Suction line 8 in the direction of arrow Q1, i.e. starting from that Vacuum tank 90, to the suction port 54 completely releases.
- Q1 the cross section of the Suction line 8 in the direction of arrow Q1
- Q2 Direction i.e. if the vacuum tank 90 gases over the Suction line 8 and the suction nozzle 54 from the ventilation chamber 5 sucks, but blocks the one-way valve 805 Cross section of the suction line 8.
- Solid deflector 4 arranged.
- This solid deflector 4 has one-sided in the illustrated embodiment pivotally mounted retaining rake 40, on the Bottom of a buoyancy body 41 is attached or in this A spring can be used instead of the buoyancy body be provided which the retention rake in its upper, Solids blocking position holds and during a backflow is opened by it in the direction of flow.
- This Buoyancy body 41 or the spring causes an inflow of liquid F and also carried in it Solid particles 15 from the siphon line 1 in the Vent chamber 5 in the direction of arrow P1 a pivoting of Retention rake 40 in its retention position in the flow path the liquid F in which it flows in when the liquid F flows in floats in this or is held by the spring force and the pivoting movement of the retention rake 40 in Direction of arrow P2 causes.
- the one in front of the Connection piece 55 of the ventilation chamber 5 moved Retaining rake 40 thus closes when the level rises of liquid F the passage to the venting chamber 5 to rake-like small passages, so that no solids in the Vent chamber 5 can penetrate.
- the Suction nozzle 54 of the ventilation chamber 5 with two mutually closable valves 6, 7 provided.
- Valve 7 On the first of Valve 7, which can be closed, is the way to pump 91 leading suction line 8 connected while over the second from the valve 6 closable path air into the interior of the Vent chamber 5 can be initiated to a Backwash.
- the cleaning process is valve 7 closed and the valve 6 opened so that the result of Vacuum inside the ventilation chamber 5 via the valve 6 and air flowing into the suction port 54 a backwash the venting chamber 5 in the lifting line 1.
- the pivotable retaining rake 40 des Solids deflector 4 against arrow direction P2, so that if necessary between retaining rake 40 and connecting piece 55 jammed solid particles also in the Lift line 1 are rinsed out.
- FIG. 3 shows a further exemplary embodiment of a Venting device shown.
- the ventilation chamber has 5, on the one hand, the suction nozzle 54 already described Aspiration of the gases G from the ventilation chamber 5, however is in addition to this suction port 54 also a separately in the ventilation chamber 5 leading ventilation nozzle 54a intended.
- vent 54a can be larger Cross section can be designed as the suction nozzle 54 and thus enables a even with larger ventilation chambers 5 rapid complete ventilation of the same, accordingly high flow velocities and therefore good ones Cleaning effect of 5 in when venting the ventilation chamber the lifter line 1 brings with it liquid.
- the separate ventilation port 54a opens Vent chamber 5 the possibility of reversing the at Ventilate the prevailing air flow during commissioning and Venting of a completely filled with air, for example Lifting line 1 to the one leading out of the ventilation connection 54a Line 60 to connect a powerful vacuum pump that a venting of the lifting line 1 in a considerably shorter time than the pump 91 enables.
- a to the Ventilation nozzle 54a connected vacuum pump can over it also the operation of the venting device at one Pump 91 fails, for example due to a power supply failure or defect.
- a gate valve 3 in the riser pipe 2 arranged, with the help of the ventilation device of the lifting line 1 can be separated hydraulically. Consequently can the operation of the lifting line 1 also with maintenance and Cleaning work on the ventilation device is unaffected be continued.
- Signal generators such as electrodes 11, 12, are not for detection operational levels in the interior of the ventilation chamber 5 provided that in the event of a defect in the ventilation chamber 5 or of the float valve 50 or if the pump 91 fails (for Example in the event of a power failure) an alarm in the Trigger control device 10 of the device, the for example optically, acoustically or telecommunications can be displayed.
- FIG. 6a is a further embodiment of the Venting device for a siphon line 1 schematized shown.
- the ventilation chamber 5 is on the side offset to the jack line 1.
- Riser pipe 2 arranged so that it is below the Float valve 50 opens into the ventilation chamber 5.
- Above the liquid level F1 in the ventilation chamber 5 is also an additional gas riser pipe 200 arranged which in or near the vertex of the Jack line 1 with its mouth region 200a into this is arranged at the mouth.
- the mouth area 2a of the Riser pipe 2 is as deep as possible with the lifting line 1 connected so that the lifting line 1 in the operating state constantly and when the filling line 1 starts to fill flooded with liquid at a low filling level is.
- the gases entering via the gas riser pipe 200 have an effect Falling liquid level in the venting chamber 5 and thus activate the opening of the Suction nozzle 54 for removing the gases from the Vent chamber in the manner already described.
- the ventilation chamber not only free of turbulence and harmful entry of dirt, there are also no blows the float valve due to rising air in the riser pipe 2.
- the riser pipe 2 opens into the ventilation chamber 5 below the float valve 50, preferably in the bottom area the ventilation chamber. Furthermore is from the riser 2 in a vertical extension of the mouth 2a of the riser pipe 2 the gas riser pipe 200 branches off with the gas collecting space 21.
- the Gas riser pipe 200 leads into the above the Liquid level F1 located area of the Vent chamber 5.
- Venting device for the lifting line described e.g. also suitable as a portable compact lifting line system, which is shown in Figs. 5a and 5b.
- this device itself represents a section the lifter line 1, by at one end of the riser pipe 2 a pipe socket 100 is permanently attached to the Jack line 1 is used.
- an appropriate constructive cover A can the immediate connections the ventilation device covered and thus the device be protected against theft.
- this compact ventilation device To start up this compact ventilation device this is installed in a jack line 1 by using Flanges, quick coupling pipes or spiral hoses with the Above and underwater areas of the liquid to be conveyed is connected.
- the ventilation device on the highest point of the route to be bridged, and switched on after connection to a suitable energy source.
- the venting device can be located within the lifting line, i.e. as part of the same.
- venting device for example using T-pieces outside of the actual one Lifter line, i.e. flanged to the side to provide.
- venting device can be operated within, i.e. as a section of a connecting line between two or more parallel lifting lines can be arranged.
- the invention accordingly creates one Venting device for an in water underwater liquid transfer and transfer rooms mouthing lifter line 1 to the uninterrupted pumping contaminated liquids free of external energy, such as wastewater, surface water, the high point the siphon 1 connected to it via a riser pipe the outlet opening of the ventilation chamber 5 by means of a vacuum source 9 constantly with a lower one Pressure than the absolute prevailing in the lifting line 1 Pressurized and thus the lifting line 1 by a preset vacuum of the vacuum source 9 constantly is vented automatically.
- the ventilation device is preferably withdrawn from the air laterally offset to the apex S of the lifter line 1.
- Solid deflector 4 upstream of the ventilation chamber 5 closes the passage to the venting chamber 5 up to rake-like smaller openings against the ingress of Coarse materials.
- An interval-controlled self-cleaning takes place by air purge, in which the content of the ventilation chamber 5 via the opening of the solid deflector 4 quickly the jack line 1 is pressed.
- the invention in particular enables the creation of a portable compact lifting system that is at the highest point the route to be bridged is set up, the Bleeding device itself a part of the siphon line can represent and universal connection options for Flange pipes, quick coupling pipes and vacuum hoses owns, therefore quickly set up in changed places and through an automatic ventilation process Can receive funding according to the lifter principle.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Health & Medical Sciences (AREA)
- Water Supply & Treatment (AREA)
- Jet Pumps And Other Pumps (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Processing Of Meat And Fish (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- External Artificial Organs (AREA)
Description
- Fig. 1a
- in schematisierter Darstellung eine Vorrichtung zur Entlüftung einer Heberleitung
- Fig. 1b
- eine weitere Ausführungsform der erfindungsgemäßen Vorrichtung
- Fig. 2
- die Anordnung des Saugstutzens an der Heberleitung
- Fig. 3
- in schematisierter Darstellung eine weitere Ausführungsform einer Vorrichtung zum Entlüften einer Heberleitung
- Fig. 4a,b
- verschiedene Ausführungsformen von Drosseleinrichtungen
- Fig. 5a
- die Seitenansicht einer Vorrichtung gemäß Fig. 1 in besonders kompakter Bauweise
- Fig. 5b
- die Aufsicht auf die Vorrichtung gemäß Fig. 5a
- Fig. 6a,b
- weitere Ausführungsformen der erfindungsgemäßen Entlüftungsvorrichtung.
Claims (18)
- Anordnung bestehend aus einer Heberleitung (1) und einer Vorrichtung zum Entlüften der Heberleitung (1), wobei die Vorrichtung eine Entlüftungskammer (5) aufweist, wobei die Entlüftungskammer (5) in ihrem unteren Bereich über ein Steigrohr (2) mit der Heberleitung (1) verbunden ist und in ihrem oberen Bereich einen Saugstutzen (54) aufweist, an den eine Unterdruckquelle (9) zur Erzeugung eines Unterdrucks in der Entlüftungskammer (5) gegenüber dem Druck in der Heberleitung (1) angeschlossen ist,
dadurch gekennzeichnet, daß in der Entlüftungskammer (5) ein Schwimmerventil (5) zum Verschließen oder öffnen des Saugstutzens (54) der Entlüftungskammer (5) in Abhängigkeit von aus der Heberleitung (1) in die Entlüftungskammer (5) eingetretener Flüssigkeit angeordnet ist. - Anordnung nach Anspruch 1,
dadurch gekennzeichnet, daß das Steigrohr (2) seitlich versetzt zum Scheitelpunkt der Heberleitung (1) in diese einmündet. - Anordnung nach einem der Ansprüche 1 oder 2,
dadurch gekennzeichnet, daß ein in die Entlüftungskammer oberhalb des Flüssigkeitsstandes (F1) einmündendes und mit der Heberleitung (1) in Verbindung stehendes Gassteigrohr (200) vorgesehen ist. - Anordnung nach Anspruch 3,
dadurch gekennzeichnet, daß das Gassteigrohr (200) im oder nahe dem Scheitelpunkt der Heberleitung (1) mit dieser verbunden ist und das Steigrohr (2) unterhalb des Gassteigrohres (200) mit der Heberleitung (1) verbunden ist. - Anordnung nach Anspruch 3,
dadurch gekennzeichnet, daß das Gassteigrohr (200) von dem Steigrohr (2) abgezweigt ist und einen Gassammelraum (21) bildet, der in den oberen Bereich der Entlüftungskammer (5) geführt ist. - Anordnung nach einem der Ansprüche 3 bis 5,
dadurch gekennzeichnet, daß die Lage des Schwimmerventils (50) innerhalb der Entlüftungskammer (5) einstellbar ist. - Anordnung nach einem der Ansprüche 1 bis 6,
dadurch gekennzeichnet, daß zwischen der Heberleitung (1) und der Entlüftungskammer (5) in dem Steigrohr (2) und/oder Gassteigrohr (200) ein Feststoffabweiser (4) vorgesehen ist, der in der in der Steigleitung aufsteigenden Flüssigkeit enthaltene Feststoffteilchen von einem Eintritt in die Entlüftungskammer (5) zurückhält. - Anordnung nach einem der Ansprüche 1 bis 7,
dadurch gekennzeichnet, daß der Saugstutzen (54) mit einem Zweiwegeventil oder mit zwei wechselweise Leitungswege verschließenden Ventilen (6,7) ausgebildet ist, wobei über den einen Leitungsweg die Unterdruckquelle (9) für die Entlüftungskammer (5) angeschlossen ist und über den anderen Leitungsweg die Entlüftungskammer (5) zwecks Rückspülung belüftbar ist. - Anordnung nach einem der Ansprüche 1 bis 8,
dadurch gekennzeichnet, daß die Entlüftungskammer (5) mit einem Belüftungsstutzen (54a) ausgerüstet ist, der mit einem manuell und/oder elektrisch betätigbaren Ventil (6) verschließbar ist. - Anordnung nach einem der Ansprüche 1 bis 9,
dadurch gekennzeichnet, daß das Steigrohr (2) und/oder das Gassteigrohr (200) mittels eines Absperrschiebers (3) verschließbar ist. - Anordnung nach einem der Ansprüche 1 bis 10,
dadurch gekennzeichnet, daß die Unterdruckquelle (9) von einer Pumpe (91) bzw. einer Pumpe (91) mit einem Unterdruckbehälter (90) gebildet ist, wobei der Unterdruckbehälter (90) über eine Saugleitung (8) mit dem Saugstutzen (54) der Entlüftungskammer (5) verbunden ist und die Pumpe (91) an die Saugleitung (8) angeschlossen ist. - Anordnung nach Anspruch 11,
dadurch gekennzeichnet, daß in der Saugleitung (8) im Bereich zwischen dem Unterdruckbehälter (90) und dem Anschluß (Z) der Pumpe (91) eine Drosseleinrichtung (80) vorgesehen ist, mittels derer der Querschnitt der Saugleitung (8) in Richtung auf den Saugstutzen (54) der Entlüftungskammer (5) vollständig freigebbar ist und in entgegengesetzter Richtung auf einen vorbestimmbaren Restquerschnitt verringerbar ist. - Anordnung nach Anspruch 12,
dadurch gekennzeichnet, daß die Drosseleinrichtung (80) von einem in die Saugleitung (8) eingesetzten und diese in Richtung des Saugstutzens (54) freigebenden und in entgegengesetzter Richtung verschließenden Einwegeventil (805) und einer das Einwegeventil (805) überbrückenden Bypassleitung (80b) für die Saugleitung (8) mit einem geringeren Querschnitt als die Saugleitung (8) gebildet ist. - Anordnung nach Anspruch 12,
dadurch gekennzeichnet, daß die Drosseleinrichtung (80) von einer in der Saugleitung (8) angeordneten schwenkbaren Klappe (801) gebildet ist, die in Richtung des Saugstutzens (54) in eine den Querschnitt der Saugleitung (8) vollständig freigebende Position und in entgegengesetzter Richtung in eine den Querschnitt der Saugleitung verschließende Position verschwenkbar ist und die Klappe (801) oder das Gehäuse der Drosseleinrichtung (80) mindestens eine Durchgangsbohrung (803) oder periphere Ausnehmung am Gehäusesitz oder an der Klappe (801) zur Schaffung eines Restquerschnittes für die Saugleitung (8) aufweist. - Anordnung nach Anspruch 14,
dadurch gekennzeichnet, daß die mindestens eine Durchgangsbohrung (803) der Klappe (801) in ihrem Querschnitt veränderbar ist. - Anordnung nach einem der Ansprüche 1 bis 15,
dadurch gekennzeichnet, daß eine den Unterdruckbehälter (90) der Unterdruckquelle (9) mit der Entlüftungskammer (5) verbindende Kondensatleitung (13) vorgesehen ist, mittels deren in der Unterdruckquelle (9) anfallendes Kondensat in die Entlüftungskammer (5) ableitbar ist. - Anordnung nach einem der Ansprüche 1 bis 16,
dadurch gekennzeichnet, daß das Steigrohr (2) und/oder das Gassteigrohr (200) an seinem unteren Ende mit einem Rohrstutzen (100) verbunden ist, der einen Teilabschnitt der Heberleitung (1) bildet und an den beiden Enden Anschlußmittel (110) zum Anschluß von Rohren und/oder Schläuchen aufweist. - Anordnung nach Anspruch 17,
dadurch gekennzeichnet, daß die Entlüftungskammer (5) und die Unterdruckquelle (9) an dem Rohrstutzen (100) befestigt sind.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19652585A DE19652585C2 (de) | 1996-12-17 | 1996-12-17 | Vorrichtung zum Entlüften einer eine Flüssigkeit führenden Heberleitung |
| DE19652585 | 1996-12-17 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP0849410A2 EP0849410A2 (de) | 1998-06-24 |
| EP0849410A3 EP0849410A3 (de) | 1999-01-27 |
| EP0849410B1 true EP0849410B1 (de) | 2003-07-02 |
Family
ID=7815067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP97122214A Expired - Lifetime EP0849410B1 (de) | 1996-12-17 | 1997-12-17 | Heberleitung mit einer Vorrichtung zum Entlüften der Heberleitung |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0849410B1 (de) |
| AT (1) | ATE244340T1 (de) |
| DE (3) | DE19652585C2 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012007385A1 (de) * | 2012-04-12 | 2013-10-17 | Daimler Ag | Gasstrahlpumpe zum Fördern eines Gasstroms |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2526032A1 (de) * | 1975-06-09 | 1976-12-30 | Kaiserslautern Guss Armatur | Abwasserhebeanlage fuer einen im erdreich eingebetteten sammelbehaelter |
| JPS60209700A (ja) * | 1984-04-03 | 1985-10-22 | Maoka Sekkei:Kk | サイフォン式液体取出装置におけるサイフォン管路内の初期満水及びガス抜き方法 |
| DE4114384C1 (de) * | 1991-05-02 | 1992-12-03 | Georg 8087 Tuerkenfeld De Klass | |
| DE4422127C2 (de) * | 1994-06-24 | 1996-05-09 | Peter Pommerenke | Heberleitung |
| DE29505028U1 (de) * | 1995-03-17 | 1995-07-27 | Börner, Wolf-Dieter, 32457 Porta Westfalica | Abwasserhebeanlage |
-
1996
- 1996-12-17 DE DE19652585A patent/DE19652585C2/de not_active Expired - Fee Related
-
1997
- 1997-12-17 DE DE59710372T patent/DE59710372D1/de not_active Expired - Lifetime
- 1997-12-17 AT AT97122214T patent/ATE244340T1/de active
- 1997-12-17 DE DE29722112U patent/DE29722112U1/de not_active Expired - Lifetime
- 1997-12-17 EP EP97122214A patent/EP0849410B1/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0849410A2 (de) | 1998-06-24 |
| DE29722112U1 (de) | 1998-04-09 |
| DE19652585C2 (de) | 2000-04-13 |
| ATE244340T1 (de) | 2003-07-15 |
| DE19652585A1 (de) | 1998-06-18 |
| EP0849410A3 (de) | 1999-01-27 |
| DE59710372D1 (de) | 2003-08-07 |
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