CA2417812A1 - Arrangement for a urinal - Google Patents

Arrangement for a urinal Download PDF

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Publication number
CA2417812A1
CA2417812A1 CA002417812A CA2417812A CA2417812A1 CA 2417812 A1 CA2417812 A1 CA 2417812A1 CA 002417812 A CA002417812 A CA 002417812A CA 2417812 A CA2417812 A CA 2417812A CA 2417812 A1 CA2417812 A1 CA 2417812A1
Authority
CA
Canada
Prior art keywords
vacuum
arrangement according
shell portion
urinal
fluid communication
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.)
Abandoned
Application number
CA002417812A
Other languages
French (fr)
Inventor
Ake Nilsson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Evac Oy
Original Assignee
Evac International Oy
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Evac International Oy filed Critical Evac International Oy
Publication of CA2417812A1 publication Critical patent/CA2417812A1/en
Abandoned legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F1/00Methods, systems, or installations for draining-off sewage or storm water
    • E03F1/006Pneumatic sewage disposal systems; accessories specially adapted therefore
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03DWATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D13/00Urinals ; Means for connecting the urinal to the flushing pipe and the wastepipe; Splashing shields for urinals
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03DWATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D5/00Special constructions of flushing devices, e.g. closed flushing system
    • E03D5/10Special constructions of flushing devices, e.g. closed flushing system operated electrically, e.g. by a photo-cell; also combined with devices for opening or closing shutters in the bowl outlet and/or with devices for raising/or lowering seat and cover and/or for swiveling the bowl
    • E03D5/105Special constructions of flushing devices, e.g. closed flushing system operated electrically, e.g. by a photo-cell; also combined with devices for opening or closing shutters in the bowl outlet and/or with devices for raising/or lowering seat and cover and/or for swiveling the bowl touchless, e.g. using sensors

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Sanitary Device For Flush Toilet (AREA)

Abstract

The present invention relates to an arrangement for a urinal for vacuum appli-cation comprising a shell portion (1), operational means, and vacuum discharge means. In order to achieve a streamlined arrangement the shell portion (1) comprises a substantially unitary body, whereby the operational means com-prise a level sensor means and a vacuum operated discharge valve means in fluid communication with a pipe system. The shell portion (1) is arranged to support the operational means within the shell portion.

Description

Arrangement for a Urinal The invention relates to an arrangement for a urinal for vacuum ap-plication according to the preamble of claim 1 .
Previously known solutions usually comprise a complex structure in-cluding a multipartite shell and having a number of operational components on the back side of a wall supporting the urinal shell. Another possibility has been to have a separate box or enclosure beside the urinal shell for the operational means. Furthermore, known urinals are also provided with a water trap within the urinal shell. Consequently, known urinal arrangements require relatively much place and the assembly and mounting of such urinals is laborious and time consuming, whereby also any maintenance or corresponding measures are made overly difficult.
An object of the present invention is to avoid said disadvantages and to achieve a streamlined urinal assembly providing a reliable function.
This object is attained by an arrangement for a urinal according to claim 1 .
The basic idea of the invention is to provide an arrangement for a urinal wherein a set of operational means can be enclosed and supported within a substantially unitary shell portion of the urinal, comprising a bowl por-tion and a discharge opening in the bowl portion, whereby the operational means comprise a level sensor means and a vacuum operated discharge valve means in fluid communication with a pipe system. In this manner the urinal can be mounted and supported on a wall, whereby the urinal basically only re-quires an outside vacuum sewer discharge connection, connectable to the pipe system, and a power supply connection.
The discharge opening is preferably arranged in fluid communication with a sensor chamber provided with the level sensor means, whereby the sensor chamber is in fluid communication with the vacuum operated discharge valve means.
An advantageous embodiment of the urinal arrangement further comprises a rinse water means supported within the shell portion.
The operational means are advantageously mounted on a back plate fastenable to the shell portion.
The vacuum operated discharge valve means is advantageously op-erated by vacuum derivable from the pipe system through a first vacuum sup-ply valve means.
Vacuum is provided to the pipe system by way of a vacuum genera-tion means and vacuum sewer piping.
In order to facilitate operation of the urinal arrangement the opera-tional means are connected to a control unit provided with an activator means.
In the following the present invention is described more in detail, by way of example only, with reference to the attached schematic drawings, in which:
Fig.1 shows a urinal shell portion, Fig. 2 shows a first embodiment of a set of operational means, Fig. 2 shows a second embodiment of a set of operational means, and Fig. 4 shows a general flow chart of the arrangement for the urinal.
The present invention relates to an arrangement for a urinal for vac-uum application, the operation of which is discussed in connection with Fig.
4.
In the figures the shell portion of the urinal is generally indicated by reference numeral 1 . The shell portion 1, which according to the invention comprises a substantially unitary body, e.g. of a ceramic or steel material, is mounted against a wall or the like (not shown) in a conventional manner.
The operational means 3 are mounted on a back plate 2, which is fastened to the back side 4 of the shell portion 1 by fastening means, such as screws 5 or the like, whereby the operational means 3 are enclosed within the outer boundaries formed by the shell portion 1 and the back plate 2. The shell portion comprises a urinal bowl portion 1 1 with a discharge opening 12 ap-proximately at the bottom of the bowl portion 1 1 . The back plate could of course be fastened to the same wall portion as the shell portion.
In the embodiment shown in Fig. 2 the operational means 3 com-prise a sensor chamber 31, a level sensor 32 for monitoring the flush operation through the sensor chamber, a vacuum operated discharge valve 33 and a pipe system 34, which is arranged to be connected to a vacuum sewer piping 90 (Fig. 4) by a discharge connection (not shown) at the location of the urinal.
The operational means 3 further comprise a first vacuum supply valve 35 that is in fluid communication with the pipe system 34 through a suction line 36 that taps into the pipe system 34 and respectively with the vacuum operated discharge valve 33 through a valve line 37. Partial vacuum is created in the pipe system 34 by an intermittently operated vacuum generating means 100 ~Fig. 4). The partial vacuum is used to operate the vacuum oper-ated discharge valve 33 by way of said first vacuum supply valve 35 and the suction and valve lines 36,37.
The second embodiment of the operational means 3 shown in Fig. 3 corresponds to the one disclosed in connection with Fig. 2 and further com-prises a rinse water means 38 provided with a rinse water supply line 39. The rinse water means 38 provides rinse water to the urinal bowl portion 1 1 during a flush sequence. The rinse water means 38 is preferably operated by vacuum by way of a second vacuum supply valve 40, to which control vacuum is pro-vided through vacuum line 41 from the vacuum generation means 100.
The operation of the urinal arrangement is discussed in the follow-ing, mainly in connection with Fig. 4.
When the urinal has been used and disposable waste has been re-ceived in the urinal bowl portion 1 1, an activator means, for example a flush button 6, is activated by a user in order to commence the flush sequence, whereby a signal is sent via a control unit 7 to the vacuum generation means 100, e.g. an ejector means. This activates the intermittently operated vacuum generation means 100 creating a given partial vacuum, e.g. from about -18 kPa up to about -35 kPa, in the vacuum sewer piping 90, optionally including a retention tank 91, and the pipe system 34. The partial vacuum level is con-s trolled by a vacuum switch 71 connected to the control unit 7. The operation of the vacuum generation means 100 is shut off when the desired vacuum level has been reached. Reference numeral 8 indicates a power supply connec-tion for the control unit 7.
When the given partial vacuum level has been reached the control unit 7 activates the rinse water means 38, by way of a second vacuum supply valve 40 connected by vacuum line 41 to the vacuum generation means 100, whereby the urinal bowl portion 1 1 is flushed, e.g. by a given rinse water amount, e.g. of about 0.2 to 0.3 litres. At the same time, the control unit 7 activates the first vacuum supply valve 35 so that partial vacuum is directed towards the vacuum operated discharge valve 33, from the pipe system 34 through the suction line 36, said first vacuum supply valve 35 and the valve line 37. This opens the discharge valve 33, whereby the disposable waste is discharged from the urinal bowl portion 1 1, through the discharge opening 12 and further through the sensor chamber 31 and the discharge valve 33 into the pipe system 34 which leads to the vacuum sewer piping 90 and the reten-tion tank 91 .
After the flush sequence has been carried out, the control unit 7, provided with a time control, will close the partial vacuum connection through the first vacuum supply valve 35 in order to close the discharge valve 33.
Alternatively the flush sequence may be activated by the level sen-sor means 32 provided in the sensor chamber 31 . The level sensor means is preferably made responsive to a given amount of disposable waste, e.g. about 0.15 to 0.20 litres of fluid, collecting in the urinal bowl portion 11 and the dis-charge opening 12. The level sensor means 32 is connected to the control unit 7 and is arranged to provide a signal to the same in a corresponding manner as the flush button 6 described above for commencing the flush sequence.
The drawings and the description related thereto are only intended for clarification of the basic idea of the invention. The invention may vary in 5 further detail within the scope of the ensuing claims.

Claims (11)

1. Arrangement for a urinal for vacuum application comprising a shell portion (1), operational means (3), and vacuum discharge means, characterised in that the shell portion (1) comprises a substantially unitary body, the operational means (3) comprise a level sensor means (32) and a vac-uum operated discharge valve means (33) in fluid communication with a pipe system (34), and in that the shell portion (1) is arranged to support the operational means (3) within the shell portion.
2. Arrangement according to claim 1, characterised in that the shell portion (1) comprises a bowl portion (11) with a discharge opening (12).
3. Arrangement according to claim 2, characterised in that the discharge opening (12) is in fluid communication with a sensor chamber (31), pro-vided with the level sensor means (32), and in that the sensor chamber (31) is in fluid communication with the vacuum operated discharge valve (33).
4. Arrangement according to claim 1, characterised in that the operational means (3) further comprises a rinse water means (38) supported within the shell portion (1).
5. Arrangement according to claim 1 or 4, characterised in that the opera-tional means (3) are mounted on a back plate (2), which is arranged to be fastened to the back side (4) of the shell portion (1).
6. Arrangement according to claim 1, characterised in that the vacuum oper-ated discharged valve means (32) is in fluid communication with the pipe system (34) through a first vacuum supply valve means (35).
7. Arrangement according to claim 6, characterised in that the fluid communi-cation is established through a suction line (36) between the pipe system (34) and the first vacuum supply valve means (35) and a valve line (37) be-tween the first vacuum supply valve means (35) and the vacuum operated discharge valve means (33).
8. ~Arrangement according to claim 1, characterised in that the pipe system (34) is arranged to be set in fluid communication with a vacuum generation means (100) through vacuum sewer piping (90).
9. ~Arrangement according to claim 8, characterised in that the vacuum sewer piping (90) comprises a retention tank (91).
10. ~Arrangement according to claim 8, characterised in that the rinse water means (38) is vacuum operated and in that the rinse water means (38) is connected to the vacuum generation means (100) by way of a sec-and vacuum supply valve means (40) and a vacuum line (41).
11. ~Arrangement according to claim 1, characterised in that the ar-rangement is provided with a control unit (7) provided with an activator means (6).
CA002417812A 2002-02-28 2003-01-30 Arrangement for a urinal Abandoned CA2417812A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20020392 2002-02-28
FI20020392A FI111978B (en) 2002-02-28 2002-02-28 Device for urinal

Publications (1)

Publication Number Publication Date
CA2417812A1 true CA2417812A1 (en) 2003-08-28

Family

ID=8563375

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002417812A Abandoned CA2417812A1 (en) 2002-02-28 2003-01-30 Arrangement for a urinal

Country Status (8)

Country Link
US (1) US20030167561A1 (en)
EP (1) EP1340861A1 (en)
JP (1) JP2003268833A (en)
KR (1) KR20030071515A (en)
CN (1) CN1441131A (en)
CA (1) CA2417812A1 (en)
FI (1) FI111978B (en)
TW (1) TW200303390A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101008188B (en) 2001-08-30 2012-09-05 Toto株式会社 Toilet cleaning device
DE202005001083U1 (en) * 2005-01-24 2005-03-31 Kotte Gmbh & Co Kg Wall-mounted urinal with automatic sensor-controlled flushing, has electric valve and water supply line attached to urinal in space between urinal and wall
US8397318B2 (en) * 2006-04-05 2013-03-19 Airbus Operations Gmbh Flushing system for a vacuum toilet
DE102007004831B4 (en) * 2007-01-31 2011-06-09 Airbus Operations Gmbh System for flushing a vacuum toilet in an aircraft
DE102007034499A1 (en) * 2007-07-25 2009-01-29 Aoa Apparatebau Gauting Gmbh Wastewater control module with a buffer
DE102007061255A1 (en) * 2007-12-19 2009-07-02 Airbus Deutschland Gmbh System for flushing a vacuum toilet
FR2971798A1 (en) * 2011-02-23 2012-08-24 Luc Michel Urinal, has suction system including odor suction and discharge channels with upper ends that are located at specific level above level of open end of suction channel compared to level of outlet opening of siphon in vertical conduit
WO2013025888A1 (en) 2011-08-16 2013-02-21 Flow Control Llc. Toilet with ball valve mechanism and secondary aerobic chamber
EP2933390B1 (en) 2014-04-16 2017-01-11 Geberit International AG Flushing device

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4520513A (en) * 1983-06-02 1985-06-04 The United States Of America As Represented By The Secretary Of The Navy Automatic vacuum urinal flush mechanism
DE3712777A1 (en) * 1987-04-15 1988-11-03 Niethammer Gmbh Urinal
US5326069A (en) * 1992-10-28 1994-07-05 Burton Mechanical Contractors, Inc. Vacuum toilet system and discharge valve thereof
US20010034902A1 (en) * 1992-04-02 2001-11-01 Tyler Steven J. Vacuum flush waste disposal system for railcars
FI99156C (en) * 1993-04-19 1997-10-10 Evac Ab Electric controller
JPH09256448A (en) * 1996-03-25 1997-09-30 Matsushita Electric Works Ltd Automatic flushing device for male urinal
FI100547B (en) * 1996-07-09 1997-12-31 Evac Int Oy Vakuumklosett
DE29616003U1 (en) * 1996-09-13 1997-02-13 Roediger Vakuum- Und Haustechnik Gmbh, 63450 Hanau Arrangement for aspirating liquid
FI105120B (en) * 1998-12-23 2000-06-15 Evac Int Oy Device for transporting waste
US20020112281A1 (en) * 1999-06-24 2002-08-22 Wolfgang Erdmann Toilet system with reduced or eliminated flushing requirement, especially for transportation vehicles
DE29916029U1 (en) * 1999-07-14 2000-01-05 Steinel Gmbh & Co Kg Control device for a urinal
EP1091053A1 (en) * 1999-10-05 2001-04-11 ROEDIGER VAKUUM- und HAUSTECHNIK GmbH Control device for vacuum actuated stop valve and method of control of the valve
AU3542101A (en) * 2000-01-18 2001-07-31 Roediger Vakuum- Und Haustechnik Gmbh Sanitary system
US6453481B1 (en) * 2001-03-20 2002-09-24 Evac International Oy Vacuum waste system having a vacuum control valve

Also Published As

Publication number Publication date
TW200303390A (en) 2003-09-01
KR20030071515A (en) 2003-09-03
FI20020392A0 (en) 2002-02-28
US20030167561A1 (en) 2003-09-11
CN1441131A (en) 2003-09-10
JP2003268833A (en) 2003-09-25
EP1340861A1 (en) 2003-09-03
FI111978B (en) 2003-10-15

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