KR102635224B1 - Removable waste tank for rail vehicles - Google Patents

Abstract

The present invention relates to a detachable waste tank for a railway vehicle. According to the present invention, the waste tank is configured to be detachable from the railway vehicle, so that the tank can be removed when collecting waste and a new tank can be connected and installed, thereby enabling rapid waste collection. This can significantly reduce the vehicle sanitary maintenance time required to collect waste during vehicle maintenance after the railway vehicle is in operation, reduce costs by not requiring large waste collection facilities, and allow the railway vehicle to be stored at the depot for waste collection. We provide a detachable waste tank for railway vehicles that can improve maintenance efficiency because it is not needed.

Description

Removable waste tank for rail vehicles}

The present invention relates to a detachable waste tank for a railway vehicle. More specifically, the waste tank is provided so that the waste tank can be detached from the railway vehicle, so that when collecting waste, the previously installed waste tank is removed and a new waste tank is connected and installed, thereby speeding up waste collection. It relates to a detachable sewage tank for railway vehicles that can be easily operated.

In general, since many passengers board a railroad car (or train) running on a railroad and use it for a long period of time, urine and feces must be removed from the train cabin. Accordingly, a toilet is installed at the end of each cabin of the train to allow for long-term use. Passengers using the train can relieve themselves without any inconvenience, and a sink is installed on one side of the restroom so they can wash their hands thoroughly.

In this way, toilets are installed in the toilets installed for passengers to defecate inside the train, and a waste storage room is provided inside.

Meanwhile, in recent high-speed trains, the internal structure of the toilet is modularized, and in the modularized internal space, a toilet and a washbasin are installed, and a excrement storage room for storing sewage is provided below.

Because the toilets and sinks installed in the restrooms of the above-mentioned trains are installed on trains running on railroad tracks, water cannot be supplied continuously through water pipes, so when the user steps on the push lever provided on one side of the floor, The water contained in the membrane tank is forcibly pushed out by pneumatic or hydraulic pressure, and water is discharged through the water discharge pipe provided in the sink.

Registered Patent No. 10-1561442 (Reference 1) has been proposed as a prior art for collecting waste from a waste storage room provided in connection with the toilet of such a train.

Reference 1 above relates to a vehicle waste collection system at a railway depot, which includes an opening and closing port provided in each toilet provided in a vehicle to communicate with the outside and having a line connected to a waste storage room and a water tank; A plurality of connection pipes that are selectively connected to the line of the opening and closing port from the outside of the vehicle and are separately composed of a sewage transfer line, a water washing line, and a compressed air line; An opening/closing valve installed in each of the excrement transfer line, water washing line, and compressed air line forming the connection pipe to open and close the corresponding line according to the signal value; a control unit that controls the connector; and a excrement storage tank that stores excrement and wastewater discharged through the excrement transfer line according to the signal value of the control unit, a water storage tank that supplies water to the toilet through the water washing line, and washing water through the water washing line. It is characterized in that it includes a storage tank for supplying washing water. With this configuration, the excrement stored in the excrement storage room is discharged through a hose connected to the excrement storage tank when the train arrives at the vehicle depot.

However, these conventional vacuum pump-type waste discharge devices require large-scale equipment such as hoses and vacuum suction pumps to collect waste, and it takes a long time to collect waste, which has the problem of reducing vehicle maintenance efficiency.

Reference 1: Registered Patent No. 10-1561442

Therefore, the present invention is intended to solve these problems, and the present invention is connected to the toilet of a railway vehicle and has a waste tank that is removable from the railway vehicle to collect waste generated from using the toilet, so that the waste tank can be used when collecting waste. The purpose is to provide a removable waste tank for railway vehicles that can quickly collect waste by removing it and connecting and installing a new waste tank.

In particular, the purpose of the present invention is to provide a removable waste tank for a railway vehicle that can significantly reduce the maintenance time required to collect waste during vehicle maintenance after operation of the railway vehicle, thereby improving maintenance efficiency.

In order to solve this technical problem, the present invention;

It consists of a sewage tank equipped with a drain pipe connected to a sewage transfer line for transporting excrement from the toilet of a railway vehicle, wherein the drain pipe of the waste tank is connected to the toilet of the railway vehicle and is connected to a first coupler to the excrement transfer line through which excrement moves. Provides a detachable waste tank for a railway vehicle, which is characterized in that it is detachably connected by means of a detachable waste tank.

At this time, the first coupler is a first upper coupler provided on the outside of one end of the excrement transfer line connected from the toilet of the railroad car, and a first lower coupler provided on the outside of the drain pipe of the sewage tank to be movable in the longitudinal direction of the drain pipe. It is characterized by being composed of a coupler.

In addition, a first support jaw on which the first upper coupler is supported is formed in the excrement transfer line, a first male thread is formed on the outer peripheral surface of the end of the excrement transfer line, and a first male thread is formed on the inner peripheral surface of the first lower coupler. It is characterized in that a first female thread is formed that is screwed to.

In addition, a first sealing part is provided between the end of the excrement transfer line and the end of the drain pipe, and a second sealing part is provided between the end of the first upper coupler and the end of the first lower coupler.

In addition, the waste tank is further provided with an air pipe connected to a compressed air line that provides compressed air for transporting the toilet waste of the railway car, and the air pipe of the waste tank is connected from the toilet of the railway car to move the waste. It is characterized in that it is removably connected to the compressed air line through which the compressed air moves by a second coupler.

At this time, the second coupler is a second upper coupler provided on the outside of one end of the compressed air line connected from the restroom of the railroad car, and a second lower coupler provided on the outside of the air pipe of the waste tank to be movable in the longitudinal direction of the air pipe. It is characterized by being composed of a coupler.

Additionally, a removable stopper is installed at the end of the drain pipe.

In addition, an outlet through which waste can be discharged is formed on one upper side of the waste tank, and an opening and closing port is installed at the outlet.

In addition, the waste tank is installed in a tank installation space provided on one side of the railway vehicle, and a guide protrusion is formed at the bottom of the waste tank guided by a guide groove formed in the entrance direction at the bottom of the tank installation space. It is characterized by

According to the present invention, the waste tank is configured to be detachable from the railway vehicle, so that when collecting waste, the tank is removed and a new tank is connected and installed, so that waste collection can be quickly performed.

In particular, according to the present invention, the waste tank can be quickly replaced, which significantly reduces the vehicle sanitary maintenance time required to collect waste during vehicle maintenance after operation of the railway vehicle, and reduces costs due to the need for large waste collection facilities. Maintenance efficiency is also improved as there is no need to bring the vehicle to the depot for waste collection.

Figure 1 is a view showing one side of a railroad car on which a removable waste tank for railroad cars is installed according to an embodiment of the present invention.
Figure 2 is a diagram showing a state in which a detachable sewage tank for a railway vehicle is connected to a sewage transfer line and a compressed air line according to an embodiment of the present invention.
Figure 3 is a diagram showing a state in which a detachable sewage tank for a railroad vehicle is separated from the excrement transfer line and compressed air line according to an embodiment of the present invention.
Figure 4 is a diagram showing a state in which a removable waste tank for a railroad car is replaced in a tank installation space provided on one side of the railroad car according to an embodiment of the present invention.
Figures 5 (a) and (b) are cross-sectional views showing a state in which the drain pipe of a removable sewage tank for a railway vehicle is coupled to and separated from the excrement transfer line according to an embodiment of the present invention.
Figure 6 is a cross-sectional view illustrating the state of finishing the ends of the drain pipe and air pipe of a removable sewage tank for a railroad vehicle according to an embodiment of the present invention.

Hereinafter, the features of the detachable sewage tank for a railroad vehicle according to the present invention will be understood through detailed descriptions of embodiments with reference to the accompanying drawings.

Prior to this, the terms or words used in this specification and claims should not be construed as limited to their usual or dictionary meanings, and the inventor should appropriately define the concept of terms in order to explain his or her invention in the best way. It must be interpreted as meaning and concept consistent with the technical idea of the present invention based on the principle of definability.

Therefore, the embodiments described in this specification and the configurations shown in the drawings are only one of the most preferred embodiments of the present invention and do not represent the entire technical idea of the present invention, so at the time of filing this application, they can be replaced. It should be understood that various equivalents and variations may exist.

Referring to Figures 1 to 6, the detachable waste tank 100 for a railway vehicle according to the present invention adopts a structure that is detachable from the railway car 1, so that when collecting waste, the existing waste tank 100 is removed and a new waste tank is installed. By connecting and installing, waste collection can be performed quickly.

Meanwhile, the railway vehicle (1) has a washing water storage tank (not shown) for supplying water for washing in addition to the sewage tank (100) for disposing of excrement in the toilet, and forcing excrement and washing water into the waste tank (100). A sewage transfer line (10) and a compressed air line (20) for transport are further provided.

Accordingly, the supply of washing water and discharge of excrement from the cremation chamber are processed in the form of pressure delivery through compressed air in the compressed air line (20).

The removable sewage tank 100 for a railway vehicle of the present invention is connected to a toilet located on one side of the cabin of the railway vehicle 1, and the excrement transfer line 10 and compressed air line 20 for transporting excrement are detachably connected. A drain pipe 110 and an air pipe 120 are provided on one side of the upper part.

At this time, the drain pipe 110 and the air pipe 120 of the sewage tank 100 are connected to the excrement transfer line 10 and the compressed air line 20 and the first and second couplers ( 130,140) and can be quickly separated and combined.

Hereinafter, the configuration of the present invention will be described in detail.

The waste tank 100 is a structure in which a waste receiving space is formed inside where waste such as washing water and excrement flowing in through the waste transfer line 10 from the toilet is collected, and the drain pipe 110 and the air pipe 120 are located on the upper side. ) is formed integrally.

Of course, the drain pipe 110 and the air pipe 120 may be provided in a prefabricated manner on the upper side of the waste tank 100.

In addition, an outlet 150 through which waste can be discharged for cleaning is formed on one upper side of the waste tank 100, and an opening and closing port 152 having a normal lid structure is mounted. This opening/closing port 152 can be separated from and coupled to the discharge port 150 in a screw manner.

Meanwhile, the drain pipe 110 of the sewage tank 100 is removably connected by a first coupler 130 to the excrement transfer line 10, which is connected from the toilet of the railway vehicle 1 and moves excrement, The air pipe 120 of the tank 100 is connected to the compressed air line 20, which is connected from the toilet of the railway vehicle 1 and moves compressed air for moving excrement, by a second coupler 140.

At this time, the first and second couplers 130 and 140 have the same structure except that the size is different.

To be more specific, the first coupler 130 includes a first upper coupler 131 provided on the outside of one end of the excrement transfer line 10 connected from the toilet of the railroad car 1, and the waste tank ( It consists of a first lower coupler 132 provided on the outside of the drain pipe 110 of 100 to be movable in the longitudinal direction of the drain pipe 110.

At this time, a first support jaw 11 is formed on the excrement transfer line 10, so that when the first upper coupler 131 is inserted, it is supported without being pushed any further, and a first support jaw 11 is formed on the outer peripheral surface of the end of the excrement transfer line 10. A male thread 12 is formed, and a first female thread 132a is formed on the inner peripheral surface of the first lower coupler 132 and is screwed to the first male thread 12.

In addition, when connecting the excrement transfer line 10 and the drain pipe 110, sewage may leak through the connection part. To solve this, a safety net is installed between the end of the excrement transfer line 10 and the end of the drain pipe 110. 1 A sealing part 133 is provided, and a second sealing part 134 is provided between the end of the first upper coupler 131 and the end of the first lower coupler 132.

At this time, the first sealing part 133 may be made of a rubber material, and may be formed integrally with the end of the drain pipe 110 or may be made of rubber packing in close contact with the end.

Additionally, the second sealing portion 134 may be made of a rubber material, and may be formed integrally with the end of the first upper coupler 131 or may be made of rubber packing. When the second sealing part 134 is made of rubber packing, the rubber packing can be continuously inserted after inserting the first upper coupler 131 into the excrement transfer line 10.

Therefore, as shown in (a) of FIG. 5, the end of the sewage transfer line 10 and the drain pipe 110 of the sewage tank 100 are aligned, and then the first lower coupler 132 is connected to the excrement transfer line 10. ) and then rotating the first lower coupler (132) in one direction, the first male thread (12) of the excrement transfer line (10) and the first female thread (132a) of the first lower coupler (132) It is screw-connected, and when sewage moves to the sewage tank 100 through the excrement transfer line 10 and the drain pipe 110, leakage of sewage can be prevented by the first and second sealing parts 133 and 134.

Of course, as shown in (b) of FIG. 5, when the first lower coupler 132 is rotated in the other direction, the drain pipe 110 is separated from the excrement transfer line 10.

Next, the second coupler 140 is a second upper coupler 141 provided on the outside of one end of the compressed air line 20 connected from the toilet of the railway vehicle 1, and the air pipe of the waste tank 100. (120) It consists of a second lower coupler 142 provided on the outside to be movable in the longitudinal direction of the air pipe 120.

At this time, the second upper coupler 141 and the second lower coupler 142 constituting the second coupler 140 are the first coupler connecting the excrement transfer line 10 and the drain pipe 110 of the sewage tank 100. 1 It may be made using the same screw fastening method as the first upper coupler 131 and the first lower coupler 132 constituting the coupler 130.

Therefore, after aligning the compressed air line 20 with the end of the air pipe 120 of the waste tank 100, the second lower coupler 142 is moved toward the end of the compressed air line 20, and then the second lower coupler 142 is moved toward the end of the compressed air line 20. 2 By rotating the lower coupler (142) in one direction, it can be screwed to the lower outer peripheral surface of the compressed air line (20).

Of course, the air pipe 120 can be separated from the compressed air line 20 by rotating the second lower coupler 142 in the other direction.

The waste tank 100 having the above structure is installed in the tank installation space 30 provided on one side of the railway vehicle 1, and when it is desired to empty the waste, the existing waste tank 100 is removed using the cartridge 40. Then, a new waste tank can be transported and installed.

Meanwhile, in order to prevent sewage from leaking out when the existing sewage tank 100 is removed, a removable stopper 115 is installed at the end of the drain pipe 110 to block it. This removable stopper 115 has a cylindrical support portion 115a surrounding the outer peripheral surface of the end of the drain pipe 110 at the bottom, and is preferably made of rubber or soft plastic.

Of course, in order to prevent the outflow of sewage from the existing waste tank 100 as well as the spread of odor to the surrounding area, the air pipe 120 is further provided with a stopper (not shown) having the same structure as the detachable stopper 115. This is desirable.

In addition, a guide protrusion 116 guided by a guide groove 31 formed at the bottom of the tank installation space 30 in the direction of the entrance 32 is formed at the lower part of the waste tank 100. Through this, when transporting the waste tank 100, it is stably guided to the tank installation space 30, and while the railway car 1 is in operation, the waste tank 100 is prevented from moving in the longitudinal direction of the railway car 1. It also helps.

Of course, it is also possible to form a guide groove in the lower part of the waste tank 100 and to form a guide protrusion in the direction of the entrance 32 at the bottom of the tank installation space 30, and this degree of design change is also within the scope of the present invention. belongs to the range

In addition, the entrance 32 of the tank installation space 30 is provided with a door 33 that can open and close the entrance 32, and when the door 33 is opened, the waste tank 100 installed in the tank installation space 30 Since it is exposed, replacement, etc. can be performed, and the door 33 is closed while the railway vehicle 1 is running to prevent the waste tank 100 installed in the tank installation space 30 from being exposed.

Hereinafter, the installation and replacement process of the removable sewage tank for a railroad vehicle according to the present invention will be described with reference to FIGS. 1 to 6.

First, in order to install the waste tank 100, the tank installation space 30 is exposed by opening the door 33 of the entrance 32 of the tank installation space 30 provided on one side of the railway vehicle 1, The waste tank 100 is transported to the tank installation space 30 using the cartridge 40.

Afterwards, the ends of the excrement transfer line 10 and the compressed air line 20 located in the tank installation space 30 are aligned with the ends of the drain pipe 110 and the air pipe 120 of the sewage tank 100, and then the first and Connect the second couplers 130 and 140, close the door 33 of the entrance 32, and operate the railroad car 1.

In this way, when it is desired to replace the sewage tank 100 after the operation of the railway vehicle 1, the door 33 of the entrance 32 is opened and the first and second couplers 130 and 140 are separated, and the drain pipe 110 ) A removable stopper (115) is inserted into the end of the.

Afterwards, the existing waste tank (100) is separated from the tank installation space (30) using the cartridge (40), the new waste tank (100) is moved and installed in the tank installation space (30), and the excrement transfer line (10) and compressed air are installed. After aligning the end of the line 20 with the end of the drain pipe 110 and the air pipe 120 of the waste tank 100, the first and second couplers 130 and 140 are connected, and the door 33 of the entrance 32 is opened. Close and operate the railway vehicle (1).

This method of replacing the waste tank 100 is connected to the excrement transfer line 10 and the compressed air line 20 connected from the toilet of the railway vehicle 1 by the first and second couplers 130 and 140, so that they can be quickly separated and There are advantages to combining them.

The above description is merely an illustrative explanation of the technical idea of the present invention, and various modifications and variations can be made by those skilled in the art in the technical field to which the present invention pertains without departing from the essential characteristics of the present invention. The scope of protection shall be interpreted in accordance with the claims below, and all technical ideas within the equivalent scope shall be construed as being included in the scope of rights of the present invention.

1: Railroad vehicle 10: Excrement transfer line
20: Compressed air line 30: Tank installation space
33: Door 40: Cartridge
100: sewage tank 110: drain pipe
115: Removable stopper 120: Air pipe
130: first coupler 131: first upper coupler
132: first lower coupler 133: first sealing part
134: second sealing part 140: second coupler
141: second upper coupler 142: second lower coupler
150: outlet 152: opening/closing port

Claims (9)

It consists of a sewage tank equipped with a drain pipe connected to a sewage transfer line for transporting toilet waste from railway vehicles,
The drain pipe of the sewage tank is connected to the toilet of the railroad car and is removably connected by a first coupler to the excrement transfer line through which excrement moves,
The sewage tank is provided with an air pipe connected to a compressed air line that provides compressed air for transporting toilet waste from the railroad car,
A removable waste tank for a railway vehicle, characterized in that the air pipe of the waste tank is connected from the toilet of the railway car and is detachably connected by a second coupler to a compressed air line through which compressed air for moving excrement moves.
According to clause 1,
The first coupler includes a first upper coupler provided on the outside of one end of the excrement transfer line connected from the restroom of the railroad car, and a first lower coupler provided on the outside of the drain pipe of the sewage tank to be movable in the longitudinal direction of the drain pipe. A removable sewage tank for a railway vehicle, characterized in that it consists of:
According to clause 2,
A first support jaw on which the first upper coupler is supported is formed in the excrement transfer line, a first male thread is formed on the outer peripheral surface of the end of the excrement transfer line, and a first male thread is screwed on the inner peripheral surface of the first lower coupler. A removable waste tank for a railway vehicle, characterized in that a first female thread is formed to be coupled.
According to clause 2,
A removable sewage tank for a railway vehicle, characterized in that a first sealing part is provided between the end of the sewage transfer line and the end of the drain pipe, and a second sealing part is provided between the end of the first upper coupler and the end of the first lower coupler. .
delete According to clause 1,
The second coupler includes a second upper coupler provided on the outside of one end of the compressed air line connected from the restroom of the railroad car, and a second lower coupler provided on the outside of the air pipe of the waste tank to be movable in the longitudinal direction of the air pipe. A removable sewage tank for a railway vehicle, characterized in that it consists of:
According to clause 1,
A removable sewage tank for a railroad vehicle, characterized in that a removable stopper is fitted to the end of the drain pipe.
According to clause 1,
A removable waste tank for a railway vehicle, characterized in that an outlet for discharging waste is formed on one upper side of the waste tank, and an opening and closing port is installed at the outlet.
According to clause 1,
The waste tank is installed in a tank installation space provided on one side of the railway vehicle, and a guide protrusion is formed at the lower part of the waste tank, guided by a guide groove formed in the entrance direction at the bottom of the tank installation space. A removable sewage tank for railway vehicles.