CN212709402U - Vacuum excrement collecting system for railway vehicle - Google Patents
Vacuum excrement collecting system for railway vehicle Download PDFInfo
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- CN212709402U CN212709402U CN202021307340.6U CN202021307340U CN212709402U CN 212709402 U CN212709402 U CN 212709402U CN 202021307340 U CN202021307340 U CN 202021307340U CN 212709402 U CN212709402 U CN 212709402U
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Abstract
The utility model relates to a vacuum excrement collecting system for rail vehicle, including stool pot, washing trigger switch, flashing valve, vacuum generator and the control unit, the control unit includes: a toilet state acquisition unit and a flushing amount control unit; the defecation state acquisition unit is connected with the flushing trigger switch and is used for acquiring the defecation state of a person in the defecation and judging the person in the defecation state or the urine state; and the flushing water quantity control unit is connected with the toilet state acquisition unit and the flushing valve and is used for controlling the flushing valve to execute corresponding flushing water quantity according to the excrement state or urine state information output by the toilet state acquisition unit, and the flushing water quantity in the urine state is smaller than that in the excrement state. The utility model discloses a sensor detects the people and is defecating or urine state when like the lavatory for distinguish different flushing water volumes, water consumption when reducing urine, not only can save the water resource on the car, still be favorable to reducing water tank and filth case volume simultaneously, satisfy the light-weighted requirement of vehicle.
Description
Technical Field
The utility model relates to a sanitation system, in particular to install vacuum collection just system on rail vehicle belongs to rail vehicle and makes technical field.
Background
In recent years, domestic high-speed rail cars and the like have adopted a mid-rotation or hold type vacuum excrement collecting system for collecting excrement and toilet wastewater in a toilet stool and temporarily storing the collected excrement in an excrement tank.
In the existing toilet stool installed on a rail vehicle such as a high-speed rail vehicle, the water consumption for one time of flushing is 0.5L, wherein the water consumption for the first time of flushing is generally 0.3L or 0.35L, and the water consumption for the second time of flushing is 0.2L or 0.15L. Because the existing vacuum excrement collecting system cannot distinguish excrement from urine, and the water consumption of the excrement and the water consumption of the urine are equal, unnecessary water resources on the vehicle are wasted during the urine. Meanwhile, a water tank with larger volume and a sewage tank are needed to meet the normal use requirements of passengers on the train, the limited equipment installation space of the train body is occupied, the weight of the train body is increased, and the higher requirements of the train on light weight cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a can save water resource on the car, is favorable to reducing the positive displacement vacuum excrement collecting system for rail vehicle of water tank and filth case.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a vacuum excrement collecting system for a railway vehicle comprises a closestool, a flushing trigger switch, a flushing valve, a vacuum generator and a control unit, wherein the control unit comprises: a toilet state acquisition unit and a flushing amount control unit; the defecation state acquisition unit is connected with the flushing trigger switch and is used for acquiring the defecation state of a person in the defecation and judging the person in the defecation state or the urine state; and the flushing water quantity control unit is connected with the toilet state acquisition unit and the flushing valve and is used for controlling the flushing valve to execute corresponding flushing water quantity according to the excrement state or urine state information output by the toilet state acquisition unit, and the flushing water quantity in the urine state is smaller than that in the excrement state.
Further, the toileting status includes whether a person uses the toilet and/or a usage time.
Further, the toilet state acquisition unit comprises an acquisition module and a judgment module, the acquisition module comprises a flushing trigger switch and/or a human body sensor and/or a timer, the input end of the judgment module is connected with the acquisition module, and the output end of the judgment module is connected with the flushing water amount control unit.
Furthermore, the judgment module is internally provided with a use critical time, and the judgment module judges whether the defecation state is the excrement state or the urine state according to whether the use critical time is exceeded or not;
or the judging module acquires the flushing trigger signal when the signal that the person uses the toilet stool is not received, and the urine state is judged.
Further, the human body sensor is an ultrasonic sensor and/or an infrared sensor and/or a pressure sensor.
Further, the human body sensor is arranged on a wall plate of a toilet on one side of the toilet and/or arranged on the toilet.
Further, wash trigger switch for washing the button, like the acquisition module in the lavatory state acquisition unit for set up urine button and the shit button on washing the button.
Further, the flushing water amount comprises a first flushing water amount and a second flushing water amount, the first flushing water amount in the urine state is smaller than the first flushing water amount in the excrement state, and the second flushing water amount in the urine state is equal to the second flushing water amount in the excrement state.
Furthermore, the flushing water quantity control unit comprises a urine frequency counting device, and when the urine frequency is counted for the (N + 1) th time continuously, the flushing water quantity corresponding to the excrement state is controlled to flush.
Further, the flushing water quantity control unit is connected with the vacuum generator, and when the excrement state signal is received, the flushing water quantity control unit controls the vacuum generator to execute a vacuumizing action.
In summary, the utility model discloses a vacuum excrement collecting system for rail vehicle, through sensor detection people when like the lavatory be the state of defecating or urine for distinguish different flushing water volume, reduce the water consumption when urine, not only can save the water resource on the car, still be favorable to reducing water tank and filth case volume simultaneously, satisfy the lightweight requirement of vehicle.
Drawings
FIG. 1 is a structural diagram of the vacuum feces collection system of the present invention;
FIG. 2 is a view of the structure of the toilet stool;
fig. 3 is a schematic view of the structure of the flush button of the present invention.
As shown in fig. 1 to 3, a toilet 1, a flushing trigger switch 2, a urine button 2a, a stool button 2b, a flushing valve 3, a vacuum generator 4, a control unit 5, a toilet state obtaining unit 6, a flushing amount control unit 7, a human body sensor 8, a timer 9 and a judgment module 10.
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 present embodiment provides a vacuum toilet system for a railway vehicle, which includes a toilet 1, a flush trigger switch 2, a flush valve 3, a vacuum generator 4, a control unit 5, a transfer tank, a waste tank (not shown), and the like. Wherein, the flushing trigger switch 2 is an inductive switch arranged on the toilet or the side wall of the toilet, or a flushing button pressed manually. The flushing valve 3 is arranged on a water inlet pipe of the toilet 1, a drain valve (not shown in the figure) is arranged on a drain pipe of the toilet 1, the other end of the drain pipe of the toilet 1 is connected into the transfer tank, an outlet of the transfer tank is connected into the sewage tank through a pipeline, and the transfer tank is connected with the vacuum generator 4 and used for establishing vacuum in the transfer tank.
The control unit 5 includes an electrical control unit, a pneumatic control unit, and the like, and in the present embodiment, a toilet state obtaining unit 6 and a flushing amount control unit 7 are added to the control unit 5 based on the prior art. The defecation state acquisition unit 6 is connected with the flushing trigger switch 2 and is used for acquiring the defecation state of a person in the defecation and judging the state of the person in the defecation or the state of the urine; the flushing amount control unit 7 is connected with the toilet state acquisition unit 6 and the flushing valve 3, and is used for controlling the flushing valve 3 to execute corresponding flushing amount according to the excrement state or the urine state information output by the toilet state acquisition unit 6, executing the flushing amount of the urine state in the urine state, executing the flushing amount of the excrement state in the excrement state, and smaller than the flushing amount of the excrement state in the urine state.
Specifically, in the present embodiment, the toilet state includes whether a person uses the toilet and/or the use time T. The toilet state acquisition unit 6 comprises an acquisition module and a judgment module 10, the input end of the judgment module is connected with the acquisition module, the output end of the judgment module is connected with the flushing water amount control unit 7, and the acquisition module comprises a flushing trigger switch 2, a human body sensor 8 and a timer 9.
The motion sensor 8 is used for detecting whether a person is using the toilet 1, the motion sensor 8 is preferably an ultrasonic sensor or an infrared sensor as shown in fig. 2, the motion sensor 8 is mounted on a wall plate of a toilet on one side of the toilet 1, and the motion sensor 8 may be directly mounted on the toilet 1.
The timer 9 is used for detecting the using time of the toilet 1, and when the human body sensor 8 detects that a person is using the toilet, the timer 9 starts to count the using time T of the user. The judgment module 10 sets a usage critical time Ts, the usage critical time Ts can be set to 1 minute, the judgment module 10 judges whether the defecation state is the defecation state or the urination state according to whether the detected usage time T exceeds the usage critical time Ts, if the defecation time T is greater than the critical time Ts, the defecation state is judged, and if the defecation time T is less than or equal to the critical time Ts, the urination state is judged. The judging module 10 directly judges that the urine state is the urine state if the flushing signal sent by the flushing trigger switch 2 is obtained when the toilet using signal is not received.
The output end of the judgment module 10 is connected with the flushing water amount control unit 7, the judgment module 10 sends the judgment result information to the flushing water amount control unit 7, the flushing water amount control unit 7 controls the flushing valve 3 to execute the corresponding flushing water amount, the urine flushing water amount L1 is executed in the urine state, the stool flushing water amount L2 is executed in the stool state, L1 is smaller than L2, and if the urine flushing water amount L1 is reduced to 0.25L from normal 0.5L. In order to simplify the control system, the stool flushing amount L2 is set to the normal flushing amount of the toilet 1, i.e., flushing is performed in the normal flushing process of the vacuum toilet system. The amount of flushing water of the flush valve 3 can be controlled by controlling the opening time of the flush valve 3.
The small flush volume L1 and the large flush volume L2 each include a first flush volume and a second flush volume, and the second flush volume is used to form a water seal at the bottom of the toilet bowl. In this embodiment, the flush volume (0.1L) of the first flush in the urine state is smaller than the flush volume (0.3L or 0.35L) of the first flush in the feces state; the flush volume of the second flush in the urine state (0.15L) is kept constant and equal to the flush volume of the second flush in the feces state.
In order to ensure the flushing effect, a urine frequency counting device is also installed in the flushing water quantity control unit 7, and when the counting of the urine frequency is continuously performed for the (N + 1) th time, the flushing water quantity control unit 7 controls flushing according to the flushing water quantity corresponding to the excrement state, namely, the system flushes according to the normal flushing water quantity at the moment.
The system specifically works as follows:
1. in a standby state, when the human body sensor 8 does not detect a person, the control unit 5 receives a flushing signal sent by the flushing trigger switch 2, at the moment, the control unit 5 judges that the state of the user in the toilet is a urine state, triggers the toilet 1 to flush, reduces the first flushing water amount to L1, and keeps the second flushing water amount unchanged.
2. In a standby state, when the human body sensor 8 detects a person, and the continuous use time is less than or equal to the use threshold Ts (1 minute), the control unit 5 receives a flushing signal sent by the flushing trigger switch 2, at this time, the control unit 5 judges that the state of the user in using the toilet is a urine state, triggers the toilet 1 to flush, reduces the first flushing water amount to L (0.1L), and keeps the second flushing water amount unchanged (0.15L).
3. In a standby state, when the human body sensor 8 detects a person and the continuous use time is longer than the use threshold Ts, the control unit 5 receives a flushing signal, the system judges that the state of the user is in a defecation state, and flushes water according to normal flushing water quantity, wherein the flushing water quantity is 0.5L (0.3L for one-time flushing and 0.2L for secondary flushing).
4. If the system continuously detects that the urine state is in N times and water is saved, the control unit 5 controls water flushing according to the normal flushing water quantity when the water flushing is performed for N +1 times.
This vacuum collection just system detects the people through the sensor and is defecating or the state of urine when like the lavatory for distinguish different flushing water volumes, water consumption when reducing urine, not only can save the water resource on the car, still be favorable to reducing water tank and filth case volume simultaneously, satisfy the light-weighted requirement of vehicle.
Example two:
the difference from the first embodiment is that in the present embodiment, the motion sensor 8 is a pressure sensor and is directly mounted on the toilet seat of the toilet 1, and for the squatting pan, the pressure sensor can be directly mounted on the position where the toilet 1 steps on.
Example three:
in this embodiment, the flushing amount control unit 7 is further connected to the vacuum generator 4, and only when the information that the toilet state is the stool state is received, the vacuum generator 4 is controlled to perform a vacuum pumping action, so as to establish vacuum in the transfer box. When the urinal is in a urine state, the vacuum generator 4 is not started, and urine directly flows into the transfer box below under the action of gravity, so that the water consumption is reduced, the air consumption can be reduced, the use times of the pipeline valve are reduced, and the service life of the pipeline valve is prolonged.
Example four:
the difference from the above embodiment is that in the present embodiment, as shown in fig. 3, the flushing trigger switch 2 is a manual flushing button, and the acquiring modules in the toileting state acquiring unit 6 are a urine button 2a and a stool button 2b provided on the flushing button.
In the system, the user selects the toilet using state, the flushing amount control unit 7 directly obtains the using state according to the button selected by the user and controls the actions of the flushing valve 3 and the vacuum generator 4, and the actions of the flushing valve 3 and the vacuum generator 4 are the same as those described in the first embodiment.
When the urine button 2a is pressed for N +1 times, the flushing water amount control unit 7 controls to flush according to the flushing water amount corresponding to the excrement state, and at the moment, the vacuum generator 4 is also controlled to act.
Example five:
the difference from the above embodiment is that the system can also be used for full-automatic control, the flushing trigger switch 2 is integrated in the control unit 5, when the human body sensor 8 detects that the user leaves the toilet 1, the flushing trigger switch 2 is triggered to send a flushing signal to the flushing water quantity control unit 7 while judging whether the user is in a urine state or a stool state, and the flushing water quantity control unit 7 controls the actions of the flushing valve 3 and the vacuum generator 4 according to the received state signal, so that the flushing action in the urine state or the flushing action in the stool state is realized.
Similar solutions can be derived from the solution given in the figures, as described above. 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. A vacuum excrement collecting system for a railway vehicle comprises a closestool, a flushing trigger switch, a flushing device, a vacuum generator and a control unit, and is characterized in that the control unit comprises:
the toilet state acquisition unit is connected with the flushing trigger switch and used for acquiring the toilet state of a toilet user and judging the toilet state as a defecating state or a urinating state;
and the flushing water quantity control unit is connected with the toilet state acquisition unit and the flushing valve and is used for controlling the flushing valve to execute corresponding flushing water quantity according to the excrement state or the urine state information output by the toilet state acquisition unit, and the flushing water quantity in the urine state is smaller than that in the excrement state.
2. The vacuum feces collection system for the railway vehicle according to claim 1, characterized in that: the toileting status includes whether a person uses the toilet bowl and/or the time of use.
3. The vacuum feces collection system for the railway vehicle according to claim 2, characterized in that: the toilet state acquisition unit comprises an acquisition module and a judgment module, the acquisition module comprises a flushing trigger switch and/or a human body sensor and/or a timer, the input end of the judgment module is connected with the acquisition module, and the output end of the judgment module is connected with the flushing water amount control unit.
4. The vacuum feces collection system for the railway vehicle according to claim 3, characterized in that: the judgment module is internally provided with use critical time, and judges whether the defecation state is the excrement state or the urine state according to whether the use critical time is exceeded or not;
or the judging module acquires the flushing trigger signal when the signal that the person uses the toilet stool is not received, and the urine state is judged.
5. The vacuum feces collection system for the railway vehicle according to claim 3, characterized in that: the human body sensor is an ultrasonic sensor and/or an infrared sensor and/or a pressure sensor.
6. The vacuum feces collection system for the railway vehicle according to claim 5, characterized in that: the human body sensor is arranged on a toilet wallboard at one side of the toilet and/or on the toilet.
7. The vacuum feces collection system for the railway vehicle according to claim 3, characterized in that: the flushing trigger switch is a flushing button, and the acquisition module in the toilet state acquisition unit is a urine button and a stool button which are arranged on the flushing button.
8. The vacuum feces collection system for the railway vehicle according to claim 1, characterized in that: the flushing water volume comprises a first flushing water volume and a second flushing water volume, the first flushing water volume in the urine state is smaller than the first flushing water volume in the excrement state, and the second flushing water volume in the urine state is equal to the second flushing water volume in the excrement state.
9. A vacuum fecal collecting system for rail vehicles according to any of the claims 1-8, characterized in that: the flushing water amount control unit comprises a urine frequency counting device, and when the urine frequency is counted for the (N + 1) th time continuously, the flushing water amount corresponding to the excrement state is controlled to flush.
10. A vacuum fecal collecting system for rail vehicles according to any of the claims 1-8, characterized in that: the flushing water amount control unit is connected with the vacuum generator, and when the excrement state signal is received, the flushing water amount control unit controls the vacuum generator to perform vacuumizing action.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021307340.6U CN212709402U (en) | 2020-07-07 | 2020-07-07 | Vacuum excrement collecting system for railway vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021307340.6U CN212709402U (en) | 2020-07-07 | 2020-07-07 | Vacuum excrement collecting system for railway vehicle |
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| CN212709402U true CN212709402U (en) | 2021-03-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113264076A (en) * | 2021-06-04 | 2021-08-17 | 青岛亚通达铁路设备有限公司 | Noise reduction method for vacuum excrement collection system and vacuum excrement collection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113264076A (en) * | 2021-06-04 | 2021-08-17 | 青岛亚通达铁路设备有限公司 | Noise reduction method for vacuum excrement collection system and vacuum excrement collection system |
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