CN209739065U - Toilet bowl for railway and vacuum excrement collecting system provided with same - Google Patents

Abstract

The utility model relates to a railway is with toilet bowl and install vacuum collection just system of this toilet bowl, including the bedpan, wash pipeline and sewage pipes, wash pipeline and advance water piping connection, the nozzle of spraying water in to the bedpan is arranged on the wash pipeline, the bedpan is installed on the bedpan mount pad, the wash pipeline is by terminal to the whole slope of end of intaking setting downwards, the nozzle has nozzle main part and nozzle cover, the nozzle main part passes the mounting hole on the bedpan, nozzle cover is at bedpan internal surface demountable installation in nozzle main part, the last sectorial spout groove that has of nozzle main part, the water spray angle of spout groove is less than 180, the bottom of bedpan is provided with the drain, the drain is connected through a return bend and blowdown butterfly valve group, the export and the sewage pipes that blowdown butterfly valve is constituteed are connected, install position sensor through fixing device on blowdown butterfly valve group becomes. The utility model discloses can improve and wash the effect, and use safe and reliable, the routine maintenance of being convenient for is maintained.

Description

Toilet bowl for railway and vacuum excrement collecting system provided with same

Technical Field

The utility model relates to a toilet bowl, in particular to be fit for the toilet bowl of installation use on rail vehicle, relate to a vacuum collection just system of installing this toilet bowl simultaneously, belong to rail vehicle sanitary equipment technical field.

Background

The toilet bowl is a sanitary appliance which is generally used on a train or in daily life, mainly comprises a bed pan, a bed pan mounting seat, a flushing pipeline and other structures, wherein the flushing pipeline is connected with a water inlet pipe, a nozzle is arranged on the flushing pipeline to spray water into the bed pan, a sewage discharge port is arranged at the bottom of the bed pan and is connected with the sewage discharge pipeline. To installing the toilet bowl on the train, especially the train of operation in the alpine region, because wash the pipeline and all be the horizontally and arrange around the bedpan, the difficult evacuation of the interior deposit water of washing the pipeline causes the deposit water in the pipeline of washing to freeze winter, and inconvenient influence is used, also easily causes the pipeline to damage. In addition, the water spraying direction of the existing toilet nozzle is generally 180 degrees, and although the water spraying range of the existing toilet nozzle is large, the phenomenon of water spraying and splashing is easily caused, so that water source waste is caused, and the flushing effect is influenced because the flushing is not clean enough.

SUMMERY OF THE UTILITY MODEL

the utility model discloses the main technical problem who solves provides one kind and can improve and wash the effect, and uses safe and reliable's toilet bowl for the railway, provides the vacuum collection just system of installing this toilet bowl simultaneously.

In order to achieve the above purpose, the technical scheme of the utility model is that:

The utility model provides a toilet bowl for railway, includes the bedpan, washes pipeline and sewage pipes, wash pipeline and advance water piping connection wash pipeline is last to be arranged with the nozzle of spraying water in the bedpan, the bedpan is installed on the bedpan mount pad, wash pipeline is by terminal to the whole slope of the end of intaking and set up downwards, the fan-shaped water spout has on the nozzle, the water spray angle of water spout is less than 180, the bottom of bedpan is provided with the drain, the drain is constituteed with blowdown butterfly valve through a return bend and is connected, the export that blowdown butterfly valve constitutes is connected with sewage pipes blowdown butterfly valve is constituteed and is installed position sensor through fixing device.

Further, still include a support, the top and the bottom of support are fixed respectively on bedpan and the bedpan mount pad, blowdown butterfly valve is constituteed, electric interface, compressed air interface, water inlet pipe connect all fixes on the support.

Furthermore, the inlet formed by the elbow and the blowdown butterfly valve is connected through a connecting pipe, the connecting pipe is a rubber pipe, and two ends of the connecting pipe are fastened with the inlet formed by the elbow and the blowdown butterfly valve through a hose clamp.

Further, the nozzle body comprises a nozzle body, a fixing nut and a nozzle connecting piece, the nozzle connecting piece is connected with the flushing pipeline, the fixing nut fixedly connects the nozzle connecting piece with the nozzle body, one end of the nozzle body is provided with a water inlet, the other end of the nozzle body is provided with one or more water outlets, a gap is reserved between the end surface of the water outlet end of the nozzle body and the nozzle cover to form the water spraying groove, and the nozzle cover is fixed on the end surface of the nozzle body through a screw.

Furthermore, one end of the nozzle body, which is positioned at the water outlet, is provided with an annular flange which protrudes outwards, the diameter of the annular flange is larger than that of the mounting hole on the bedpan, and the annular flange is clamped on the inner surface of the bedpan after being mounted.

Further, the water spray angle of the water spray groove is less than 170 degrees.

further, the fixing device of the position sensor comprises a fixing seat made of flexible materials, the fixing seat surrounds the cylinder of the blowdown butterfly valve and is fixedly connected with one side of the cylinder through a screw, an installation groove is formed in the fixing seat, and the position sensor is installed in the installation groove; or, a through-hole groove is formed below the fixed seat, the throat hoop penetrates through the through-hole groove and then fastens the fixed seat on the cylinder of the blowdown butterfly valve, an elastic gasket is installed between the throat hoop and the cylinder, an installation groove is formed in the fixed seat, and the position sensor is installed in the installation groove.

Further, the nozzle is provided with a nozzle main body and a nozzle cover, the nozzle main body penetrates through a mounting hole in the toilet bowl, the nozzle cover is detachably mounted on the nozzle main body on the inner surface of the toilet bowl, and a gap is formed between the nozzle main body and the nozzle cover to form a water spraying groove.

Furthermore, the diameter of the outlet of the elbow pipe connected with the sewage draining outlet is phi 33mm, and the diameter of the sewage draining pipeline connected with the outlet formed by the sewage draining butterfly valve is phi 50 mm.

The utility model discloses a another technical scheme is:

A vacuum excrement collecting system for railways comprises a closestool, a vacuum generating device, a flushing switch and a sewage tank, wherein the closestool is the closestool.

In summary, the utility model provides a toilet bowl for railway and install vacuum collection just system of this toilet bowl, compare with prior art, have following advantage:

(1) The utility model discloses in with the downward setting of the whole slope of flushing pipe route terminal to the end of intaking, the flushing line very easily the evacuation when not using deposits water, can not cause depositing water in the flushing line to freeze when the operation in winter, ensures passenger normal use, and can guarantee to use safe and reliable.

(2) the utility model discloses the restriction of the water spray angle of well nozzle is being less than 180, under the prerequisite of guaranteeing to wash the area, can not produce the phenomenon that splashes, simultaneously, in falling into the bedpan with reverse broken line direction after the marginal striking of water spray point and bedpan, can not cause outer splashing yet, guarantees that water pressure is enough big, and the flushing effect is good, still can reach the purpose of using water wisely.

(3) The utility model discloses well nozzle adopts the structure of components of a whole that can function independently, and the nozzle lid is from the internal surface demountable installation of bedpan on the nozzle body, the routine maintenance of being convenient for.

(4) the utility model discloses well position sensor passes through fixing device and installs the cylinder at blowdown butterfly valve, has simple structure, simple to operate's characteristics, and the installation fastness can promote by a wide margin moreover for position sensor with can not loosen and take off the aversion under vehicle transportation vibration environment, the normal use of protection feedwater health system blowoff valve.

Drawings

FIG. 1 is a schematic view of the structure of the toilet of the present invention;

FIG. 2 is an exploded view of the toilet structure of the present invention;

FIG. 3 is a side elevational view of FIG. 1;

FIG. 4 is an exploded view of the nozzle structure of the present invention;

FIG. 5 is an exploded view of the nozzle structure of the present invention;

FIG. 6 is a diagram of a position sensor mounting structure according to an embodiment of the present invention;

FIG. 7 is an exploded view of a position sensor mounting structure according to an embodiment of the present invention;

Fig. 8 is a structural view of a two-position sensor according to an embodiment of the present invention.

As shown in fig. 1 to 8, a bedpan 1, a flushing pipeline 2, a bracket 3, a bedpan mounting seat 4, a sewage draining outlet 5, an elbow 6, a sewage discharging butterfly valve assembly 7, an electrical interface 8, a compressed air interface 9, a water inlet pipe joint 10, a bolt 11, a nozzle 12, a nozzle body 13, a nozzle cover 14, a nozzle body 15, a fixing nut 16, a nozzle connecting piece 17, a water outlet 18, a water spraying groove 19, a screw 20, an annular flange 21, a connecting pipe 22, a throat hoop 23, a position sensor 24, a fixing device 25, a fixing seat 26, a cylinder 27, a screw 28, a mounting groove 29, a through hole groove 30, a throat hoop 31 and an elastic washer 32.

Detailed Description

The invention will be described in further detail with reference to the following detailed description and accompanying drawings:

The first embodiment is as follows:

As shown in fig. 1 and 2, the toilet bowl for railway of the present invention comprises a toilet bowl 1, a flushing pipeline 2 and a sewage pipeline (not shown in the figure). The bedpan 1 is installed on the bedpan mount pad 4, and the bedpan mount pad 4 is fixed on the carriage floor. The flushing pipeline 2 is connected with a water inlet pipe (not shown in the figure), the water inlet pipe is connected with a water supply pipeline on the vehicle, a sewage outlet 5 is arranged at the bottom of the bedpan 1, the sewage outlet 5 is connected with a sewage discharge butterfly valve component 7 through a bent pipe 6, and hands are injured when the sewage discharge butterfly valve acts when a maintainer cleans the bedpan 1 can be avoided. The outlet of the blowdown butterfly valve assembly 7 is connected with a blowdown pipeline (not shown in the figure), and the blowdown pipeline is connected with a sewage tank (not shown in the figure).

The blowdown butterfly valve is formed 7, electric interface 8, compressed air interface 9, the water inlet pipe joint 10 of connecting wash pipe 2 and inlet tube and all fixes on support 3, and the top of support 3 is passed through bolt 11 and is fixed on bedpan 1, and bolt fastening is passed through on bedpan mount pad 4 in the bottom of support 3.

In this embodiment, bedpan 1 adopts the stainless steel to stretch and forms, and the surface is attached with the coating that prevents that the filth from gluing the string, and 1 both sides wall of bedpan adopts the cambered surface design, can satisfy under the enough big prerequisite of basin mouth, and it is shorter to make the water route of washing, guarantees that the scouring force is sufficient. The rear wall of the bedpan 1 is steep, preferably, the included angle between a connecting line between the top point of the rear wall and the central point of the sewage draining exit and a vertical line is 57-60 degrees, and the included angle between the connecting line between the foremost top point of the side wall and the central point of the sewage draining exit and the vertical line is 40-45 degrees, so that the sewage draining exit 5 is arranged near a human body excrement falling object opening, and the sewage draining exit 5 adopts a vertical downward structure, the falling objects are collected at the bottom of the bedpan 1 as far as possible, the wall hanging is prevented, and meanwhile, the water seal is favorably formed at the sewage draining exit 5 by using the.

In this embodiment, wash the whole Y shape structure that is of pipeline 2, wash the both sides branch pipeline of pipeline 2 and arrange around the both sides of bedpan 1 respectively, the branch pipeline of both sides sets up the nozzle 12 with the interior water spray of bedpan 1 on the symmetry, sets up two nozzles 12 on the branch pipeline of every side preferentially, not only can guarantee that both sides nozzle 12 washes the intensity unanimous, can realize moreover washing the bedpan 1 with less water yield and cover well, can prevent simultaneously that water pressure interact from offsetting. As shown in fig. 3, the flushing pipe 2 is preferably disposed from the terminal to the water inlet end, and the whole flushing pipe is inclined downward, so that the stored water in the flushing pipe 2 can be smoothly and completely emptied when the toilet is not used, and the phenomenon that the stored water in the flushing pipe 2 freezes in winter and damages the flushing pipe to affect the use is avoided.

As shown in fig. 4 and 5, in the present embodiment, the nozzle 12 is a split structure, and is composed of a nozzle main body 13 and a nozzle cover 14, the nozzle main body 13 passes through a mounting hole (not shown) on the toilet bowl 1, and the nozzle cover 14 is detachably mounted on the nozzle main body 13 on the inner surface of the toilet bowl 1, so that when the nozzle 12 is blocked, a serviceman can remove the nozzle cover 14 from the inner side of the toilet bowl 1 (i.e. the visible surface of the toilet bowl 1), and mount the nozzle cover after maintenance, and the operation is convenient.

The nozzle body 13 comprises a nozzle body 15, a fixing nut 16 and a nozzle connecting piece 17, the nozzle connecting piece 17 is connected with the flushing pipeline 2, the fixing nut 16 fixedly connects the nozzle connecting piece 17 with the nozzle body 15, one end of the nozzle body 15 is provided with a water inlet, the other end of the nozzle body 15 is provided with one or more water outlets 18, and the nozzle cover 14 is fixed on the end surface of the nozzle body 15 through a screw 20. A gap is reserved between the end surface of the water outlet end of the nozzle body 15 and the nozzle cover 14 after installation to form a water spray groove 19, a step-shaped structure is arranged between the end surface of the water outlet end of the nozzle body 15 and the nozzle cover 14 in a matching mode, the function of limiting between the nozzle cover 14 and the nozzle body 15 is achieved, and meanwhile the shape of the water spray groove 19 is limited. In this embodiment, the water spraying groove 19 is preferably shaped like a fan with a high middle and low ends, so that the water spraying angle of the water spraying groove 19 is less than 180 degrees, the water spraying angle is preferably less than 170 degrees, particularly preferably between 150 degrees and 165 degrees, and the splashing phenomenon caused by the collision of water flow between the two nozzles 12 can be avoided on the premise of ensuring the flushing area, and meanwhile, when the water spraying point collides with the edge of the bedpan 1 and then falls into the bedpan 1 in the reverse fold line direction, the outward splashing can not be caused, so that the water pressure is ensured to be large enough, the flushing effect is good, and the purpose of saving water can be achieved. The water source is discharged from the fan-shaped water spraying groove 19 and finally ejected from the fan-shaped nozzle, and the spraying force is large, so that the flushing effect is improved. The lower end of the nozzle connecting piece 17 is provided with a quick-connection plug, so that the quick connection with the flushing pipeline 2 is convenient and fast.

the nozzle body 15 has an outwardly projecting annular flange 21 at the outlet end, the diameter of the annular flange 21 being greater than the diameter of the mounting hole in the bowl 1. A sealing groove (not shown) is arranged on the annular flange 21, a sealing strip is arranged in the sealing groove, and the sealing between the nozzle body 15 and the inner surface of the bedpan 1 is realized by the sealing strip. After installation, the annular flange 21 is clamped on the inner surface of the bedpan 1 from the inner side and is sealed by the sealing strip, the nozzle body 12 is fixed by the fixing nut 16 from the outer side, the nozzle 12 is firmly and reliably fixed, effective sealing can be achieved, and flushing water is prevented from flowing out of the installation hole.

As shown in fig. 2, in this embodiment, the elbow 6 is connected to the inlet of the blowdown butterfly valve assembly 7 through a connecting pipe 22, so as to facilitate the overhaul, disassembly and assembly of the blowdown butterfly valve. Preferably, the connecting pipe 22 is a soft rubber pipe, and two ends of the rubber pipe and the inlet of the elbow pipe 6 and the blowdown butterfly valve assembly 7 are fastened through the hose clamp 23 respectively, so that the assembly and disassembly are very convenient.

In this embodiment, the diameter of the drain pipe connected to the outlet of the drain butterfly valve assembly 7 is preferably phi 50mm stainless steel pipe, and to prevent the pipe from being blocked, the diameter of the outlet of the elbow pipe 6 connected to the drain outlet 5 is preferably phi 33mm, so as to form a structure with a small inlet and a large outlet, thereby ensuring the sewage to be smoothly discharged. The two side walls of the bedpan 1 and the sewage draining exit are of symmetrical structures, the included angle between the connecting line between the side vertex of the side wall and the central point of the sewage draining exit and the vertical line is preferably 52-55 degrees, and when the toilet stool penetrates through the toilet body, the right and left directions of the sewage draining exit 5 can be connected through the bent pipe 6, so that the universality is improved.

as shown in fig. 1 and 2, a position sensor 24 is mounted on the drain butterfly valve assembly 7 through a fixing device 25, so as to accurately detect the open/close in-place state of the drain butterfly valve, and ensure that the drain action of the toilet can be accurately controlled.

As shown in fig. 6 and 7, in this embodiment, the fixing device 25 of the position sensor 24 includes a fixing seat 26, the fixing seat 26 is made of a flexible material, preferably a rubber material, the fixing seat 26 surrounds the cylinder 27 of the blowdown butterfly valve and is fixed by a screw 28 at one side, so as to fix the fixing seat 26 on the cylinder 27, an installation groove 29 is formed in the upper portion of the fixing seat 26, the tail end of the position sensor 24 is installed in the installation groove 29 and is fixed by a screw (not shown), and the front end of the position sensor 24 extends out of the installation groove 29 to detect the movement displacement of the blowdown butterfly valve cylinder 27. Utilize rubber materials's fixing base 26 installation position sensor 24, not only increased the frictional force between fixing base 26 and the cylinder 27 for position sensor 24 can not produce the aversion yet under the environment of the long-time transportation vibration of vehicle, and can prevent effectively that position sensor from droing under the vibration environment, make the installation fastness promote by a wide margin, simple structure simultaneously, it is also very convenient to install, does not occupy great installation space. In order to further increase the friction between the fixing seat 26 and the outer surface of the cylinder 27, it is preferable that the inner surface of the fixing seat 26 contacting the cylinder 27 is formed in a roughened surface structure.

example two:

As shown in fig. 8, the difference from the first embodiment is that the fixing device 25 of the position sensor includes a fixing seat 26, the fixing seat 26 may be made of metal material such as stainless steel, a through-hole groove 30 is formed below the fixing seat 26, a throat hoop 31 passes through the through-hole groove 30 and then fastens the fixing seat 26 on the cylinder 27 of the blowdown butterfly valve, an elastic washer 32 is installed between the throat hoop 31 and the cylinder 27, the elastic washer 32 is used to increase the friction force between the fixing seat 26 and the cylinder 27 and simultaneously prevent the fixing seat 26 from damaging the surface of the cylinder 27, a mounting groove 29 is formed on the fixing seat 26, and the position sensor 24 is mounted in the mounting groove 29.

example three:

The embodiment provides a railway is with vacuum collection just system, including stool pot, vacuum generator, transfer and filth case etc. the stool pot adopts the toilet bowl as providing in embodiment one and embodiment two, and vacuum generator installs on the transfer case, for the transfer case establishes vacuum, and the transfer case passes through the blow off pipe and is connected with the filth case, and the stool pot passes through the blowdown pipeline and is connected with the transfer case, sets up the blowoff valve on the blow off pipeline. The control process of the vacuum toilet system is the same as the prior art, and will not be described in detail.

As described above, similar technical solutions can be derived from the solutions given in the figures and the embodiments. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention are still within the scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides a toilet bowl for railway, includes the bedpan, washes pipeline and blowdown pipeline, wash the pipeline and advance water piping connection wash the pipeline and arrange the nozzle to the interior water spray of bedpan on the bedpan, the bedpan is installed on the bedpan mount pad, its characterized in that: the flushing pipeline is arranged from the terminal to the water inlet end in an overall inclined mode downwards, a fan-shaped water spraying groove is formed in the nozzle, the water spraying angle of the water spraying groove is smaller than 180 degrees, a sewage draining outlet is formed in the bottom of the bedpan and connected with a sewage draining butterfly valve through a bent pipe, an outlet formed by the sewage draining butterfly valve is connected with a sewage draining pipeline, and a position sensor is installed on the sewage draining butterfly valve through a fixing device.

2. the toilet pan for railway according to claim 1, wherein: still include a support, the top and the bottom of support are fixed respectively on bedpan and the bedpan mount pad, blowdown butterfly valve is constituteed, electric interface, compressed air interface, water inlet pipe connect and is all fixed on the support.

3. The toilet pan for railway according to claim 1, wherein: the inlet of the elbow pipe and the inlet of the blowdown butterfly valve are connected through a connecting pipe, the connecting pipe is a rubber pipe, and two ends of the connecting pipe are fastened with the inlet of the elbow pipe and the inlet of the blowdown butterfly valve through a hose clamp.

4. The toilet pan for railway according to claim 1, wherein: the nozzle body comprises a nozzle body, a fixing nut and a nozzle connecting piece, the nozzle connecting piece is connected with the flushing pipeline, the fixing nut fixedly connects the nozzle connecting piece with the nozzle body, one end of the nozzle body is provided with a water inlet, the other end of the nozzle body is provided with one or more water outlets, a gap is reserved between the end surface of the water outlet end of the nozzle body and a nozzle cover to form the water spraying groove, and the nozzle cover is fixed on the end surface of the nozzle body through a screw.

5. The toilet pan for railway according to claim 4, wherein: the nozzle body is located the one end of water out and has the annular flange of outside protrusion, and the diameter of annular flange is greater than the diameter of mounting hole on the bedpan, and the card is on the internal surface of bedpan after the annular flange installation.

6. the toilet pan for railway according to claim 4, wherein: the water spraying angle of the water spraying groove is less than 170 degrees.

7. The toilet pan for railway according to claim 1, wherein: the fixing device of the position sensor comprises a fixing seat, the fixing seat is made of flexible materials, the fixing seat surrounds a cylinder of the blowdown butterfly valve and is fixedly connected with one side of the cylinder through a screw, an installation groove is formed in the fixing seat, and the position sensor is installed in the installation groove; or, a through-hole groove is formed below the fixed seat, the throat hoop penetrates through the through-hole groove and then fastens the fixed seat on the cylinder of the blowdown butterfly valve, an elastic gasket is installed between the throat hoop and the cylinder, an installation groove is formed in the fixed seat, and the position sensor is installed in the installation groove.

8. The toilet pan for railway according to claim 1, wherein: the nozzle is provided with a nozzle main body and a nozzle cover, the nozzle main body penetrates through a mounting hole in the toilet bowl, the nozzle cover is detachably mounted on the nozzle main body on the inner surface of the toilet bowl, and a gap is formed between the nozzle main body and the nozzle cover to form a water spraying groove.

9. The toilet pan for railway according to claim 1, wherein: the diameter of the outlet of the elbow pipe connected with the sewage draining port is phi 33mm, and the diameter of the sewage draining pipeline connected with the outlet formed by the sewage draining butterfly valve is phi 50 mm.

10. The utility model provides a railway is with vacuum collection just system, includes stool pot, vacuum generating device, flush switch, filth case which characterized in that: the toilet bowl is a toilet bowl according to any one of claims 1 to 9.