WO2016076491A1 - Dispositif d'évacuation automatique à sécurité améliorée pour système de toilettes à aspiration - Google Patents

Dispositif d'évacuation automatique à sécurité améliorée pour système de toilettes à aspiration Download PDF

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Publication number
WO2016076491A1
WO2016076491A1 PCT/KR2015/004221 KR2015004221W WO2016076491A1 WO 2016076491 A1 WO2016076491 A1 WO 2016076491A1 KR 2015004221 W KR2015004221 W KR 2015004221W WO 2016076491 A1 WO2016076491 A1 WO 2016076491A1
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WO
WIPO (PCT)
Prior art keywords
vacuum
lower valve
container
sewage
valve
Prior art date
Application number
PCT/KR2015/004221
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English (en)
Korean (ko)
Inventor
조규장
Original Assignee
주식회사 호두
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Publication date
Application filed by 주식회사 호두 filed Critical 주식회사 호두
Publication of WO2016076491A1 publication Critical patent/WO2016076491A1/fr

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    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
    • E03D5/012—Special constructions of flushing devices, e.g. closed flushing system combined with movable closure elements in the bowl outlet
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
    • E03D11/02—Water-closet bowls ; Bowls with a double odour seal optionally with provisions for a good siphonic action; siphons as part of the bowl

Definitions

  • the present invention relates to a vacuum toilet system for discharging sewage generated in a toilet or washroom to a septic tank.
  • a vacuum toilet system has been widely used, and the vacuum toilet system has many advantages such as reducing water consumption, minimizing pipe size, and allowing easy installation due to high design freedom.
  • Figure 1 shows a conceptual diagram of the automatic discharge device of the vacuum toilet system according to the prior art
  • Figure 2 shows an enlarged cross-sectional view of the vacuum container.
  • the prior art is provided with a first valve 20 at the tip of the inlet 12 of the vacuum vessel 10, the first valve 20 is a first valve assembled with a hinge 24 on one side of the inlet 12
  • the disk 22 is blocked while being in contact with the valve seat by the negative pressure acting on the inside of the vacuum container 10, and the first valve 20 is opened by the sewage generated in the toilet 1 to suck in the sewage.
  • the second valve 20 ' is provided outside the outlet 14 of the vacuum container 10 to be rotated by a hinge, and the water level sensor 34 is provided at one side of the upper part of the vacuum container 10.
  • the solenoid valve 36 is opened, the pressure increases as the outside air flows into the vacuum vessel 10, and the sewage automatically opens the second valve 20 ′ by its own weight.
  • the first valve 20 and the second valve 20 ' are simply configured to be opened and closed by using the restoring force of the elastic body, the function of the first valve 20 and the second valve 20' is deteriorated with time.
  • the water level sensor is malfunctioning or malfunctions, there is a problem that the sewage is continuously introduced through the inlet so that the sewage is sucked into the vacuum pump.
  • the automatic discharge device for the safety of the vacuum toilet system pushes the lower valve coupled to the lower side of the vacuum vessel to the lower valve pressurizing unit so that the lower valve disc is in contact with the lower valve seat, and the vacuum on the upper portion of the vacuum vessel.
  • the overflow prevention device connected to the pump provides automatic safety for the vacuum toilet system to prevent the inflow of sewage into the vacuum line connected to the vacuum pump in case of unexpected failure or excessive flow of sewage into the vacuum container. To provide a discharge device.
  • connection pipe with the lower valve to the vacuum vessel and the flange
  • pipe connecting the discharge vessel and the septic tank to the discharge vessel by the flange to increase the degree of freedom of installation and enhanced safety for easy maintenance
  • an electromagnet as an auxiliary means for maintaining the function of the lower valve pressurizing unit and using a vacuum pressure using an auxiliary vacuum line connected to a sewage pipe.
  • the automatic discharge of the vacuum toilet system including a vacuum vessel connected to the sewage pipe, the sewage pipe and a vacuum pump for vacuuming the vacuum vessel
  • An apparatus comprising: an upper valve provided at an end of the sewage pipe extending into the vacuum container; A lower valve provided at a lower side of the vacuum vessel; A discharge container accommodating the lower valve and connected to a pipe connected to a septic tank; A lower valve pressurizing unit provided adjacent to the lower valve in the discharge container, and having a weight added to the pivoting lever and the other end of the pivoting lever to pressurize the lower valve; And an overflow prevention device provided in a vacuum line connecting the vacuum pump and the vacuum container to close the vacuum line when the amount of sewage flowing into the vacuum container reaches a third upper limit.
  • the lower valve pressurizing unit the support hanging on the upper inner surface of the discharge vessel;
  • a pivoting lever having a vertex portion connected to the support and the pin in a shape;
  • a weight attached to the other end of the pivot lever;
  • An iron plate fixing rod connected to an end of the pivot lever coupled to the weight unit and extending to an upper portion of the discharge container;
  • An iron plate coupled to the top of the iron plate holder;
  • an electromagnet provided on an upper side of the discharge container, wherein the iron plate is attached to the electromagnet when electricity is supplied to the electromagnet.
  • the lower valve pressurizing unit of another form the support hanging on the upper inner surface of the discharge vessel;
  • a pivoting lever having a vertex portion connected to the support and the pin in a shape;
  • the floating tube is installed into the vacuum vessel from the top of the vacuum vessel; One end is connected to the top of the floating tube, the other end is connected to the vacuum line; Characterized in that it comprises; a dumbbell-shaped sphere disposed over the floating tube and the inside of the reducer is connected to the first rod and the second rod by a connecting rod.
  • the vacuum line characterized in that the first check valve for preventing the leakage of the vacuum vessel from the vacuum line is provided.
  • the auxiliary vacuum line is provided with a second check valve for preventing overflow of sewage into the fourth solenoid valve.
  • the automatic discharge device for the vacuum toilet system with enhanced safety, by checking the pressure of the vacuum vessel
  • a first pressure switch to determine whether the vacuum pump is operated
  • a third solenoid valve provided above the vacuum container; When the amount of sewage flowing into the vacuum container reaches the first upper limit, the vacuum pump is stopped and the third solenoid valve is opened to bring the inside of the vacuum container into an atmospheric pressure state and a pressure with the vacuum sewage pipe.
  • a first level switch to close the upper valve due to a difference;
  • a second level switch for stopping the vacuum pump and generating an alarm when the sewage is filled up to the second upper limit located at a position higher than the first upper limit.
  • the safety of the automatic discharge device for a vacuum toilet system the first flange is coupled to the lower end of the vacuum vessel, the second flange coupled to the first flange is provided with a connection pipe, the connection The lower valve is coupled to the lower end of the pipe, the lower valve is coupled in a state having an oblique inclination angle, the third flange is coupled to the lower end of the discharge vessel, the third flange and the upper end of the pipe connected to the septic tank
  • the fourth flange to be coupled is characterized in that the coupling.
  • the automatic discharge device for the safety of the vacuum toilet system has the effect of ensuring that the lower valve disc contacts the lower valve seat by allowing the lower valve to be pushed by the lower valve pressurizing unit when the lower valve is closed. There is.
  • Safety devices such as an overflow prevention device and a second check valve should be provided to prevent the inflow of sewage into the vacuum line or the auxiliary vacuum line in the event of a sudden increase in the amount of sewage or a malfunction or failure of the device. There is an effect that can prevent damage.
  • the present invention to connect the lower valve is connected to the vacuum tube and the flange, and the pipe connected to the septic tank to the discharge vessel and the flange can increase the design freedom, and provide a lot of convenience during maintenance It can also be effective.
  • FIG. 1 is a conceptual diagram of an automatic discharge device of a vacuum toilet system according to the prior art.
  • FIG. 2 is an enlarged cross-sectional view of a vacuum container.
  • Figure 3 is an overall configuration of the automatic discharge device for the safety enhanced vacuum toilet system according to an embodiment of the present invention.
  • Figure 4 is a cross-sectional view of the main part of the present invention to which the lower valve pressurizing unit using an electromagnet.
  • FIG 5 is an enlarged view of a lower valve pressurizing unit using an electromagnet.
  • FIG. 6 is a cross-sectional view of the main part of the present invention to which a vacuum actuator using an auxiliary vacuum line is applied.
  • FIG. 7 is an enlarged view of a lower valve pressurizing unit and a vacuum actuator.
  • FIG. 8 is a cross-sectional view showing an open state of a lower valve.
  • FIG. 10 is a perspective view of an essential part of the present invention.
  • First upper limit 202 Second upper limit
  • pipe 800 lower valve pressurization unit
  • dumbbell-shaped ball 931 first ball
  • R1 first level switch
  • R2 second level switch
  • E1 First solenoid valve
  • E2 Second solenoid valve
  • FIG 3 shows the overall configuration of the automatic discharge device for enhanced safety of the vacuum toilet system according to a preferred embodiment of the present invention
  • Figure 4 is a cross-sectional view of the main part of the present invention applying the lower valve pressurization unit using an electromagnet
  • Figure 5 is an enlarged view of the lower valve pressurization unit using an electromagnet
  • Figure 6 is a vacuum pressure actuator using an auxiliary vacuum line 7 is an enlarged view of a lower valve pressurizing unit and a vacuum actuator
  • FIG. 8 is a cross-sectional view showing an open state of a lower valve
  • FIG. 9 is an enlarged cross-sectional view of an overflow preventing device.
  • 10 shows a perspective view of the main part of the present invention.
  • the present invention relates to an automatic discharge device for a safety-enhanced vacuum toilet system capable of discharging living sewage generated from a toilet or a kitchen sink to a septic tank.
  • the sewage pipe 100 is connected to a sewage generating source, and one end of the sewage pipe 100 extends and is coupled to the inside of the vacuum container 200.
  • the vacuum line (L1) is connected to the upper side of the vacuum vessel (200) and the vacuum pump (300) is connected to the vacuum line (L1) to maintain the vacuum vessel 200 and the sewage pipe (100) at an appropriate negative pressure.
  • the upper valve 400 is provided at the end of the sewage pipe 100 extending into the vacuum vessel 200, the upper valve 400 is installed so that the upper valve disk 410 can be opened and closed, the sewage pipe 100 And the upper valve 400 is closed or opened according to the pressure of the vacuum vessel 200.
  • the vacuum vessel 200 and the sewage pipe 100 are maintained in a negative pressure state by the operation of the vacuum pump 300, and when the vacuum vessel 200 and the sewage pipe 100 are in the same negative pressure state of the upper valve 400.
  • the upper valve disc 410 is lightly in contact with the upper valve seat 420, when the sewage flows into the sewage pipe 100 is opened by the own weight of the sewage. Sewage flowing into the sewage pipe 100 passes through the upper valve 400 and is collected in the vacuum vessel 200.
  • the third solenoid valve E3 When the amount of sewage introduced into the vacuum vessel 200 reaches the first upper limit 201, when the third solenoid valve E3 is opened and air is introduced into the vacuum vessel 200 to reach atmospheric pressure, the sewage pipe 100 and Due to the pressure difference of the vacuum vessel 200, the upper valve 400 is closed to block the inflow of sewage, and the lower valve 500 to be described later is opened to discharge the sewage from the vacuum vessel 200.
  • the first level switch R1 and the second level switch R2 are provided in the vacuum chamber 200, and the third solenoid valve E3 is also provided.
  • the first level switch R1 and the second level switch R2 detect an amount of sewage flowing into the vacuum vessel 200 to generate an electrical signal, and the second level switch R2 has a first level. It is provided at a position higher than the switch R1.
  • the first level switch R1 detects that the sewage is up to the first upper limit 201
  • the second level switch R2 detects that the sewage is up to the second upper limit 202.
  • the third solenoid valve (E3) is interlocked with the first level switch (R1), when the sewage is filled up to the first upper limit 201, the first level switch (R1) is activated to generate an electrical signal, By this signal The operation of the vacuum pump 300 is stopped and the third solenoid valve E3 is opened so that outside air is supplied into the vacuum vessel 200. When the outside air flows into the vacuum container 200 which is in the negative pressure state, the vacuum is broken and the inside of the vacuum container 200 becomes an atmospheric pressure state.
  • the wastewater continues to flow beyond the first upper limit 201.
  • the second level switch R2 is operated to stop the operation of the vacuum pump 300 and generate an alarm. If sewage continues to flow above the second upper limit 202 due to a malfunction of both the first level switch R1 and the second level switch R2, the sewage may be transferred to the vacuum line L1 by the suction force of the vacuum pump 300. Inflow will pollute the vacuum line (L1) and the vacuum pump 300, etc. will cause a failure.
  • the present invention basically maintains the sewage pipe 100 and the vacuum container 200 in a set negative pressure state, and the sewage flows in, and when the introduced sewage is discharged to the septic tank 700, the operation of the vacuum pump 300 is performed. It must be stopped. However, the continuous operation of the vacuum pump 300 at other times is a considerable energy consumption, so the vacuum pump 300 should be operated intermittently.
  • the vacuum pump 300 is operated when the internal pressure of the vacuum vessel 200 is checked to move out of the set vacuum pressure range.
  • the first pressure switch (P1) for checking the internal pressure of the vacuum vessel 200 is provided in this case, in the present embodiment, the first pressure switch (P1) is to be mounted to the vacuum vessel (200).
  • the first pressure switch P1 is operated to operate the vacuum pump 300.
  • the vacuum is applied. The operation of the pump 300 is stopped.
  • a lower valve 500 is provided at the lower side of the vacuum container 200, and the lower valve 500 is coupled to be accommodated in the box-type discharge container 600, and the discharge container 600 is connected to a septic tank through a pipe 710. Connected with 700.
  • the first flange F1 is placed at the bottom of the vacuum container 200, and the upper end of the connection pipe 610 is connected to the first flange F1.
  • a second flange (F2) coupled to the is coupled.
  • the lower valve 500 is coupled to the lower end of the connecting pipe 610, and preferably the lower end of the connecting pipe 610 is bent toward one side and the lower valve 500 coupled to the end thereof is about 45 degrees. Combined to have an oblique angle of inclination at an angle of.
  • the lower valve 500 When toilet paper or fiber is stuck in the lower valve disc 510 and the lower valve seat 520, the lower valve 500 does not close completely, so that the lower valve 500 leaks, so that the negative pressure of the vacuum container 200 is not formed. There is a case. In order to prevent such a case by giving an angle of about 45 degrees to the lower valve 500, the lower valve 500 and the lower valve seat 520, such as toilet paper or fiber is left without leaving completely discharge.
  • the third flange F3 is coupled to the lower end of the discharge vessel 600, and the fourth flange F4 is provided on the upper end of the pipe 710 that is connected to the septic tank 700. Using the fourth flange (F4) and to easily connect the discharge vessel 600 and the septic tank (700).
  • the pipe 710 connected to the septic tank 700 can be easily changed into various shapes as necessary, and has an advantage of easy operation during maintenance by combining with the discharge vessel 600 by the flanges (F3, F4).
  • the lower valve 500 is configured in the same configuration as the upper valve 400, the opening and closing is made according to the pressure difference between the vacuum vessel 200 and the discharge vessel 600.
  • the discharge vessel 600 is always at atmospheric pressure
  • the vacuum vessel 200 may be a vacuum or atmospheric pressure.
  • the lower valve 500 is closed by a pressure difference, and the vacuum container 200 is used to discharge the sewage introduced into the vacuum container 200.
  • the lower valve 500 is opened by the own weight of the sewage.
  • the lower valve 500 is basically opened and closed due to the pressure difference between the vacuum vessel 200 and the discharge vessel 600, but in the case of the present invention to initially contact the lower valve disc 510 to the lower valve seat 520
  • the lower valve pressurizing unit 800 is provided inside the discharge container 600.
  • the lower valve pressurizing unit may be implemented in two forms, and may be classified into a case using an electromagnet and a case using a vacuum pressure according to a driving method of the lower valve pressurizing unit.
  • the vertex portion of the shape is attached to the pivoting lever 820 connected to the support and the pin, which is attached to the other end of the pivoting lever.
  • Weight (840) the weight is connected to the end of the combined rotation lever, the iron plate fixing rod 860 extending to the top of the discharge vessel, the iron plate 870 is coupled to the top plate plate 860 and the electromagnet to stick to the iron plate ( 880) and the like.
  • the electromagnet 880 is fixed to the bracket (881) provided on the discharge vessel with a bolt 882.
  • the rotation lever 820 is in a state in which one end of the rotation lever 820 presses the lower valve disc 510 of the lower valve 500 by the weight of the weight 840 attached to the other end of the rotation lever 820. do. At this time, the iron plate holder 860 and the iron plate 870 attached to the end of the rotation lever 820 is rotated in the clockwise direction is separated from the electromagnet 880.
  • the third solenoid valve E3 opens, the outside air is supplied into the vacuum vessel 200, and the lower portion of the vacuum vessel 200 in the negative pressure state is destroyed.
  • the valve 500 is opened, the pressure of the discharged sewage acts on the lower valve disc 510 so that the rotation lever 820 is rotated counterclockwise to overcome the force of the weight 840.
  • the iron plate holder 860 and the iron plate 870 attached to the end of the rotation lever 820 is also rotated clockwise to contact the electromagnet 880.
  • the iron plate 870 attached to the iron plate fixing stand 860 adheres to the electromagnet 880 to maintain the pivoting lever 820 rotated in a counterclockwise direction.
  • the rotation lever 820 rotates naturally clockwise by the weight of the weight 840 attached to the other end of the rotation lever 820, the rotation lever 820 One end of the lower valve 500 is to be in the original state to press the lower valve disk 510.
  • the lower valve pressurizing unit 800 is provided in the discharge container 600 adjacent to the lower valve 500, and includes a support 810, a rotation lever 820, an actuator 830, a weight 840, and a rotation lever. It comprises a support (850).
  • a support 810 is vertically fixed to the upper inner surface of the discharge vessel 600 is provided, the pivoting lever 820 is connected to the support 810 by a pin is rotatable.
  • the pivoting lever 820 forms a hat shade, and a vertex portion of the pivoting lever 820 is connected to the support 810. And one side of the rotation lever 820 is free to rotate between the rotation lever support (850).
  • Actuator 830 includes a piston 831, the piston 831 is connected to the other end of the rotation lever support 850, the piston 831 vertically up and down, accordingly, the rotation lever support 850 also up and down Vertical movement.
  • the weight 840 is provided at the other end of the rotation lever 820, and when no external force acts on the rotation lever 820 by the weight of the weight 840, the rotation lever 820 naturally clockwise. It is rotated so that one end of the rotation lever 820 pressurizes the lower valve disc 510 of the lower valve 500.
  • the actuator 830 may be any one capable of moving the piston 831 up and down. In this embodiment, the piston 831 is raised by the vacuum pressure.
  • the auxiliary vacuum line (L2) is connected to the sewage pipe (100), one end of the auxiliary vacuum line (L2) is connected to the actuator (830)
  • the fourth solenoid valve E4 is mounted on the auxiliary vacuum line L2.
  • auxiliary vacuum line (L2) Since the auxiliary vacuum line (L2) is connected to the sewage pipe (100) has the same pressure as the sewage pipe (100), the auxiliary vacuum line (L2) maintains a negative pressure state.
  • the lower valve 500 is closed by the rotation lever 820 is rotated clockwise to press the lower valve disk 510, the actuator 830 is not operated at this time. That is, the piston 831 is in the lowered state.
  • a spring (not shown) is built in the actuator 830 so that the piston 831 is forced downward by the spring force.
  • the third solenoid valve E3 opens, the outside air is supplied into the vacuum vessel 200, and the lower portion of the vacuum vessel 200 in the negative pressure state is destroyed.
  • the valve 500 is opened, the pressure of the discharged sewage acts on the lower valve disc 510 so that the rotation lever 820 is rotated counterclockwise to overcome the force of the weight 840.
  • the fourth solenoid valve E4 is opened, a vacuum acts on the actuator 830, and the pivot lever support 850 connected to the piston 831 and the piston 831 is also raised by the vacuum pressure.
  • the pivot lever support 850 rises, the pivot lever 820 and the pivot lever support 850 come into contact with the pivot lever pin 851 in a state where the lower valve 500 is opened.
  • the lower valve 500 is completely opened, and toilet paper or fiber is not left in the lower valve 500 and the lower valve seat 520 to be completely discharged.
  • the rotation lever 820 is rotated in a clockwise direction by the weight of the weight 840 of the rotation lever 820 so that one end of the rotation lever 820 opens the lower valve disc 510 of the lower valve 500. It becomes the original state to pressurize.
  • the lower valve disc When the lower valve disc is in contact with the lower valve seat by the pushing force of the rotation lever, the lower valve disc is closed by being closer to the lower valve seat by the pressure difference between the vacuum container in the negative pressure state and the discharge container in the atmospheric pressure state.
  • the secondary vacuum line (L2) may be provided with a second check valve (C2), the second check valve (C2) is installed near the end of the secondary vacuum line (L2) connected to the sewage pipe (100) sewage pipe Sewage flowing into the 100 serves to block the inflow to the secondary vacuum line (L2).
  • the overflow prevention device 900 is provided, the overflow prevention device 900 is provided in the vacuum line (L1) connecting the vacuum vessel 200 and the vacuum pump 300, the malfunction or failure of the device
  • the sewage is filled up to the third upper limit (203) or more to seal the vacuum line (L1) to block the sewage flow into the vacuum line (L1) Do it.
  • the overflow prevention device 900 includes a floating tube 910, a multipliian 920, a dumbbell-shaped ball 930.
  • Floating tube 910 is like a pipe of a predetermined length installed from the upper side of the vacuum vessel 200 into the vacuum vessel 200, one end of the redux 920 is connected to the top of the floating tube 910, The other end of the dusha 920 is connected to the vacuum line (L1).
  • the reduxia 920 is a component whose inner diameter is reduced as shown in FIG. 9, and when the dumbbell-shaped ball 930 is raised, the inlet is blocked.
  • the dumbbell-shaped ball 930 is installed over the inside of the floating tube 910 and the reducer 920, and forms a form in which the first and second buckle 931 and 932 are connected by a connecting rod 933.
  • the first buckle 931 contacts the sewage and rises upward with the rise of the sewage. Blocks the inlet of the reducer 920 to block the vacuum line L1.
  • the first check valve C1 is provided in the vacuum line L1.
  • the first check valve C1 is provided on the reduxer 920 so as to provide a vacuum in the vacuum line L1.
  • Container 200 to prevent the leakage of air. That is, the first check valve C1 blocks the vacuum line L1 when the vacuum pump 300 does not operate because the internal pressure of the vacuum container 200 is at a proper set value. To prevent leakage.
  • the first solenoid valve E1 and the second solenoid valve E2 are disposed on the suction side of each vacuum pump 300, and the second pressure switch P2 and the third solenoid valve are disposed on the discharge side of each vacuum pump 300.
  • the first solenoid valve E1 and the second solenoid valve E2 are used as a means for preventing emulsification of oil contained in the vacuum pump 300.
  • the first solenoid valve E1 and the second solenoid valve E2 And the vacuum pump 300 is idling to evaporate the water contained in the oil by the high temperature and the high degree of vacuum of the elevated vacuum pump casing, and the water evaporated by the air entered through the gas ballast valve of the vacuum pump. Can be discharged to the outside.
  • the second pressure switch (P2) and the third pressure switch (P3) when the discharge pressure of the vacuum pump 300 is more than 0.5bar due to clogging of the discharge filter of the vacuum pump 300 to stop the corresponding vacuum pump and alarm Function to make it happen.
  • a vacuum vessel 200 connected to the sewage pipe 100, the discharge vessel 600 is coupled to the lower portion of the vacuum vessel 200, the discharge vessel 600 and the septic tank 700 Connected.
  • the vacuum vessel 200 is connected to the vacuum pump 300 through the vacuum line (L1), in the case of this embodiment is to use two vacuum pump (300).
  • the number of the vacuum pump 300 may be increased or decreased in consideration of the capacity of the vacuum vessel 200.
  • a control panel 1000 for the overall automatic control of the present invention is provided.
  • the vacuum pump 300 repeats the operation and stop in accordance with the control of the control panel 1000 in the system Maintain vacuum pressure between -0.40 and -0.55 bar.
  • the pressure difference between) results in a fully closed state.
  • the first level switch (R1) detects this when the water level reaches the first upper limit 201 to stop the vacuum pump 300
  • the third solenoid valve (E3) ) Is opened.
  • the third solenoid valve E3 is opened, outside air flows into the vacuum vessel 200, and the vacuum vessel 200 is converted into an atmospheric pressure state, and a difference between the vacuum pressure of the sewage pipe 100 and the atmospheric pressure of the vacuum vessel 200.
  • Furnace upper valve 400 is immediately closed.
  • the lower valve 500 is opened by the own weight of the sewage, and the sewage is automatically discharged to the septic tank 700 via the discharge vessel 600.
  • the electromagnet 880 operates to attach the iron plate 870 attached to the iron plate fixing stand 860 to the electromagnet 880, or the fourth solenoid valve E4 operates to constitute the lower valve pressurizing unit 800.
  • the actuator 830 By operating the actuator 830, the lower valve 500 is completely opened, so that foreign substances are not caught in the lower valve 500.
  • the second level switch R2 installed at the second upper limit 202 may cause this.
  • the vacuum pump 300 By detecting and causing the vacuum pump 300 to stop immediately and generating an alarm to inform the administrator.
  • the overflow prevention device 900 is operated. Blocking the inflow of sewage into the vacuum line (L1).
  • sewage may flow into the auxiliary vacuum line (L2) connected to the sewage pipe (100).
  • the second check valve C2 is provided in the auxiliary vacuum line L2 to block the inflow of sewage into the auxiliary vacuum line L2.
  • the second check valve is detected. (C2) to block the secondary vacuum line (L2).
  • the present invention can be used as the automatic discharge device of the vacuum toilet system.

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  • 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

La présente invention concerne un système de toilettes à aspiration destiné à évacuer, vers une fosse septique, des eaux usées produites à partir de toilettes, d'un cabinet de toilette ou analogue, ainsi qu'un dispositif d'évacuation automatique à sécurité améliorée pour un système de toilettes à aspiration, comprenant un récipient à vide raccordé à une conduite d'eaux usées, la conduite d'eaux usées, ainsi qu'une pompe à vide formant un vide dans le récipient à vide, le dispositif comprenant : une valve supérieure disposée au niveau de l'extrémité de la conduite d'eaux usées qui s'étend vers l'intérieur du récipient à vide ; une valve inférieure disposée au niveau du côté extrémité inférieure du récipient à vide ; un récipient d'évacuation qui loge la valve inférieure et raccordé à une conduite raccordée à la fosse septique ; une unité de pression de valve inférieure disposée de manière adjacente à la valve inférieure à l'intérieur du récipient d'évacuation et fixée avec un levier rotatif et un poids au niveau de l'autre extrémité du levier rotatif, de façon à presser la valve inférieure ; et un dispositif de prévention de trop-plein disposé au niveau d'une canalisation à vide, qui raccorde la pompe à vide et le récipient à vide, de façon à fermer la canalisation à vide lorsque la quantité des eaux usées qui s'écoulent dans le récipient à vide atteint une troisième canalisation de limite supérieure.
PCT/KR2015/004221 2014-11-10 2015-04-28 Dispositif d'évacuation automatique à sécurité améliorée pour système de toilettes à aspiration WO2016076491A1 (fr)

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KR10-2014-0155338 2014-11-10
KR1020140155338A KR101514930B1 (ko) 2014-11-10 2014-11-10 안전성이 강화된 진공변기시스템용 자동배출장치

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KR101724292B1 (ko) 2015-12-10 2017-04-10 주식회사 호두 오수처리장치와 일체화된 진공장치
KR101672515B1 (ko) * 2016-05-24 2016-11-17 주식회사 호두 오수 배출용 진공 흡입 장치
CN107587596B (zh) * 2016-07-07 2020-05-01 核都股份有限公司 污水排出用真空抽吸装置

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