CN112523299A - Locomotive toilet anti-freezing pipeline structure and pipeline anti-freezing method - Google Patents
Locomotive toilet anti-freezing pipeline structure and pipeline anti-freezing method Download PDFInfo
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- CN112523299A CN112523299A CN202011552859.5A CN202011552859A CN112523299A CN 112523299 A CN112523299 A CN 112523299A CN 202011552859 A CN202011552859 A CN 202011552859A CN 112523299 A CN112523299 A CN 112523299A
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- 238000007710 freezing Methods 0.000 title claims abstract description 25
- 230000003137 locomotive effect Effects 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 322
- 238000007664 blowing Methods 0.000 claims abstract description 45
- 230000002528 anti-freeze Effects 0.000 claims abstract description 6
- 238000004140 cleaning Methods 0.000 claims description 20
- 230000000903 blocking effect Effects 0.000 claims description 12
- 238000011010 flushing procedure Methods 0.000 claims description 11
- 238000005406 washing Methods 0.000 claims description 11
- 230000008014 freezing Effects 0.000 abstract description 3
- 238000009428 plumbing Methods 0.000 abstract 1
- 238000005086 pumping Methods 0.000 description 6
- 208000001034 Frostbite Diseases 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B1/00—Methods or layout of installations for water supply
- E03B1/04—Methods or layout of installations for water supply for domestic or like local supply
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D35/00—Sanitation
- B61D35/005—Toilet facilities
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
- E03B11/02—Arrangements or adaptations of tanks for water supply for domestic or like local water supply
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/04—Domestic or like local pipe systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/09—Component parts or accessories
- E03B7/10—Devices preventing bursting of pipes by freezing
- E03B7/12—Devices preventing bursting of pipes by freezing by preventing freezing
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
- E03D9/12—Means to prevent freezing of lavatories
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Epidemiology (AREA)
- Structural Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Domestic Plumbing Installations (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
本发明公开了一种机车卫生间防冻管路结构及管路防冻方法，包括水箱、便器、盥洗台、水增压器、阀门、溢流管和水泵；水增压器与便器通过管道一连通，与盥洗台通过管道二连通，所述水增压器与所述管道一和管道二之间设有阀门，水泵出水端接入管道二，进水端通过管道三与水箱连通，水泵出水端通过管道四与溢流管连通，管道四上设有电磁阀四；管道二上设有电磁阀二；还包括气处理单元，所述气处理单元接出吹管一，所述吹管一接入所述水增压器与所述阀门间的管道，所述吹管一上设有单向阀；本发明通过设置吹管，能够对管道内的水进行及时清理，防止管道内的水结冰，影响便器及盥洗台的持续使用，并且减少管道的损坏可能。
The invention discloses a locomotive toilet antifreeze pipeline structure and pipeline antifreeze method, comprising a water tank, a toilet, a washstand, a water booster, a valve, an overflow pipe and a water pump; the water booster and the toilet are communicated through a pipeline, It is communicated with the washstand through the second pipeline, a valve is provided between the water booster and the first and second pipelines, the water outlet end of the water pump is connected to the second pipeline, the water inlet end is communicated with the water tank through the The fourth pipe is connected with the overflow pipe, and the fourth pipe is provided with a solenoid valve 4; In the pipeline between the water booster and the valve, a one-way valve is provided on the blowing pipe; the present invention can clean the water in the pipeline in time by setting the blowing pipe, so as to prevent the water in the pipeline from freezing and affecting the toilet and toilet. Continued use of the washstand and less possible damage to the plumbing.
Description
Technical Field
The invention belongs to the technical field of sanitary and environment-friendly equipment of railway locomotives, and particularly relates to an anti-freezing pipeline structure of a locomotive toilet and an anti-freezing method of a pipeline.
Background
The sanitary equipment of the railway locomotive in China gradually adopts the vacuum toilet-collecting device technology at present, and in the actual application, the temperature difference is very large due to the fact that the region is greatly expanded, the general environment temperature difference is between minus 40 ℃ and plus 70 ℃, a water conveying pipeline of a toilet can be frozen at 0 ℃, and the toilet cannot be used; in the prior art, a heater is usually adopted for heating to melt ice, and the pipeline is long, the U-shaped bends are more, the pipeline is simultaneously long during heating, the use is inconvenient, the energy consumption is high, the damage is easy, and the use cost is high.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an anti-freezing pipeline structure and an anti-freezing method for a locomotive toilet, residual water in a pipeline of equipment is blown out by arranging a blow pipe structure, the pipeline is effectively prevented from being frozen, the use of the pipeline is influenced, and the damage of the pipeline is reduced.
The technical scheme adopted for solving the problems in the prior art is as follows:
the anti-freezing pipeline structure of the locomotive toilet comprises a water tank, a toilet stool, a wash stand, a water pressurizer, a valve, an overflow pipe and a water pump; the water pressurizer is communicated with the toilet bowl through a first pipeline and is communicated with the washstand through a second pipeline, a valve is arranged between the water pressurizer and the first pipeline and between the water pressurizer and the second pipeline and is used for only communicating the water pressurizer and the first pipeline or between the water pressurizer and the second pipeline, and the valve is communicated with the water pressurizer and the second pipeline in a conventional state; the water outlet end of the water pump is connected to the second pipeline, and the water inlet end of the water pump is communicated with the water tank through a third pipeline and is used for pumping water in the water tank into the water pressurizer through the second pipeline; the water outlet end of the water pump is communicated with the overflow pipe through a pipeline four, the water pump is used for pumping out water in the water tank through the pipeline four and discharging the water out of the locomotive through the overflow pipe, and the pipeline four is provided with a solenoid valve four; a second electromagnetic valve is arranged on the second pipeline; the second electromagnetic valve and the fourth electromagnetic valve are used for controlling the connection and disconnection of the second pipeline and the fourth pipeline; the water supply device is characterized by further comprising a gas processing unit, wherein the gas processing unit is connected with a first blowing pipe, the first blowing pipe is connected into a pipeline between the water supercharger and the valve, and a one-way valve is arranged on the first blowing pipe and used for preventing water in the pipeline from flowing back.
Furthermore, in order to better control the on-off between the water pressurizer and the pipeline I or the pipeline II, the valve is a pneumatic water valve, the pneumatic water valve is connected with the air processing unit, a first electromagnetic valve is further arranged between the pneumatic water valve and the air processing unit, the reversing of the pneumatic water valve is further controlled through the first electromagnetic valve, and the on-off between the water pressurizer and the pipeline I or between the water pressurizer and the pipeline II is selected.
Furthermore, in order to better finish water pumping, water drainage and blow-off of pipeline residual water of the water pump, the second electromagnetic valve is positioned between a connector of the water outlet end of the water pump connected to the second pipeline and the washstand; the second electromagnetic valve and the fourth electromagnetic valve are normally opened under the non-energized state, namely when the second electromagnetic valve and the fourth electromagnetic valve are not energized, the second pipeline and the washstand are in a communicated state, and the water pump and the fourth pipeline and the overflow pipe are in a communicated state; and the first electromagnetic valve and the third electromagnetic valve are normally closed in a non-energized state.
Furthermore, a first throttle valve is arranged on an air path between the third electromagnetic valve and the first blowing pipe; and a second throttle valve is arranged between the second electromagnetic valve and the washstand.
Further, still include pressure sensor, pressure sensor sets up on the gas circuit.
Further, a heater is arranged in the water tank, the heater is preferably arranged at the bottom of the water tank, water in the water tank can be heated, and icing is prevented.
The invention also provides an anti-freezing method based on the pipeline structure, which specifically comprises the following steps:
s1, a water pump, a second electromagnetic valve and a fourth electromagnetic valve are started, the water pressurizer is filled with water, in the state, the second pipeline is not communicated with the wash stand, the water pump is not communicated with the fourth pipeline and the overflow pipe, and water flows to the water pressurizer through the second pipeline;
s2, opening the first electromagnetic valve, closing the water pump, keeping the second electromagnetic valve and the fourth electromagnetic valve open, communicating the air treatment unit with the pneumatic water valve, reversing the pneumatic water valve, and communicating the water booster with the first pipeline to finish flushing the toilet; in this state, the water in the water booster flows to the toilet bowl through the pipeline I to finish flushing;
s3, closing the first electromagnetic valve, closing the second electromagnetic valve and keeping the fourth electromagnetic valve open, resetting the pneumatic water valve, blocking the water pressurizer and the first pipeline, and communicating the water pressurizer and the second pipeline to finish washing, wherein in the state, water in the water pressurizer flows to a wash stand through the second pipeline to finish washing operation;
s4, opening the first electromagnetic valve, the third electromagnetic valve and closing the fourth electromagnetic valve, communicating the air treatment unit and the pneumatic water valve, reversing the pneumatic water valve, blowing residual water in the toilet and the first pipeline by the first air flow in the air treatment unit, and finishing cleaning of residual water in the toilet;
s5, closing the first electromagnetic valve, resetting the pneumatic water valve, blocking the water booster and the first pipeline, blowing out residual water in the second pipeline and the washstand by the first airflow through a first blowing pipe in the air treatment unit, and finishing the cleaning of the residual water in the washstand;
s6, when the water tank needs to be emptied, opening a water pump and a second electromagnetic valve to communicate a third pipeline, the water pump and a fourth pipeline, and evacuating the water tank to discharge through a third pipeline and a fourth pipeline; opening a third electromagnetic valve, wherein the air flow in the air treatment unit blows out residual water in the second pipeline and the fourth pipeline from the overflow pipe through a first air blowing pipe; in this process, the water booster is also filled with water, and thus the steps S2 to S5 are repeated.
Furthermore, in order to better finish the cleaning of residual water in the water pump and the pipeline IV, a second blowing pipe is further arranged, the second blowing pipe is connected out of the gas processing unit and communicated with the water inlet end of the water pump through a gas circuit, and a one-way valve is arranged on the second blowing pipe.
Furthermore, the anti-freezing method comprising the second blow pipe specifically comprises the following steps:
s1, opening a water pump, a second electromagnetic valve and a fourth electromagnetic valve, and filling water into a water booster;
s2, opening the first electromagnetic valve, closing the water pump, keeping the second electromagnetic valve and the fourth electromagnetic valve open, communicating the air treatment unit with the pneumatic water valve, reversing the pneumatic water valve, and communicating the water booster with the first pipeline to finish flushing the toilet;
s3, closing the first electromagnetic valve, closing the second electromagnetic valve and keeping the fourth electromagnetic valve open, resetting the pneumatic water valve, blocking the water booster and the first pipeline, and communicating the water booster with the second pipeline to finish washing;
s4, opening the first electromagnetic valve, the third electromagnetic valve and closing the fourth electromagnetic valve, communicating the air treatment unit and the pneumatic water valve, reversing the pneumatic water valve, blowing residual water in the toilet and the first pipeline by the first air flow in the air treatment unit, and finishing cleaning of residual water in the toilet; one more air flow path is provided, namely the air flow blows out the residual water in the water pump and the pipeline IV through the second blowing pipe, so that the residual water in the water pump and the pipeline IV can be better cleaned;
s5, closing the first electromagnetic valve, resetting the pneumatic water valve, blocking the water booster and the first pipeline, blowing out residual water in a second pipeline and the washstand by the first airflow through a first blowing pipe in the air treatment unit, and finishing the cleaning of the residual water in the washstand;
s6, when the water tank needs to be emptied, opening a water pump and a second electromagnetic valve to communicate a third pipeline, the water pump and a fourth pipeline, and evacuating the water tank to discharge through a third pipeline and a fourth pipeline; and circulating the steps S2-S5 to blow out the water in the pipeline.
The beneficial effects are as follows:
by arranging the blowpipe, water in the pipeline can be cleaned in time when the toilet stool and the washstand are not used, the water in the pipeline is prevented from being frozen, the continuous use of the toilet stool and the washstand is prevented from being influenced, and the possibility of damage to the pipeline is reduced; when bathroom equipment does not use for a long time, can prevent through the water of evacuation water tank in the water tank that the water tank from freezing, nevertheless behind the water tank of managing to find time, can cause the remaining of pipeline water-logging, can further realize the remaining water clearance of all pipelines through the blowpipe, realization locomotive bathroom equipment that can be better prevents frostbite.
Drawings
FIG. 1 is a schematic view showing the structure of an antifreeze duct according to embodiment 1;
FIG. 2 is a schematic view of the antifreeze duct structure of embodiment 2.
Detailed Description
The present invention will be further described with reference to the following embodiments.
Example 1
As shown in fig. 1, the embodiment provides an anti-freezing pipeline structure for a locomotive toilet, which includes a water tank 1, a toilet stool 2, a wash stand 3, a water pressurizer 4, a valve 5, an overflow pipe 6 and a water pump 7; the water pressurizer 4 is communicated with the toilet bowl 2 through a first pipeline 10 and communicated with the washstand 3 through a second pipeline 20, a valve 5 is arranged between the water pressurizer 4 and the first pipeline 10 and the second pipeline 20, and the valve 5 is used for only communicating the water pressurizer 4 with the first pipeline 10 or the water pressurizer 4 with the second pipeline 10; the water outlet end of the water pump 7 is connected to the second pipeline 20, the water inlet end of the water pump 7 is communicated with the water tank 1 through the third pipeline 30, and the water pump 7 is used for pumping water in the water tank 1 into the water supercharger 4 through the second pipeline 20; the water outlet end of the water pump 7 is communicated with the overflow pipe 6 through a pipeline IV 40, the water pump 7 is used for pumping out the water in the water tank 1 through the pipeline IV 40 and discharging the water out of the locomotive through the overflow pipe 6, and a solenoid valve IV 400 is arranged on the pipeline IV 40; a second electromagnetic valve 200 is arranged on the second pipeline 20; the second electromagnetic valve 200 and the fourth electromagnetic valve 400 are used for controlling the on-off of the second pipeline 20 and the fourth pipeline 40; the water treatment device further comprises a gas treatment unit 8, the gas treatment unit 8 is connected with a first blowing pipe 11, the first blowing pipe 11 is connected into a pipeline between the water supercharger 4 and the valve 5, a one-way valve 9 is arranged on the first blowing pipe 11, and the one-way valve 9 is used for preventing water in the pipeline from flowing back.
In this embodiment, in order to better control the on/off between the water pressurizer 4 and the first pipeline 10 or the second pipeline 20, the valve 5 is a pneumatic water valve, the pneumatic water valve is connected with the air processing unit 8, a first electromagnetic valve 100 is further arranged between the pneumatic water valve and the air processing unit 8, the pneumatic water valve is further controlled to be reversed through the first electromagnetic valve 100, and the on/off between the water pressurizer 4 and the first pipeline 10 or the second pipeline 20 is selected.
In this embodiment, in order to better finish the pumping and draining of the water pump 7 and the blowing of the pipeline residual water, the second electromagnetic valve 200 is located between the interface a of the second water outlet end access pipeline 20 of the water pump 7 and the washstand 3; the second electromagnetic valve 200 and the fourth electromagnetic valve 400 are normally opened under the non-electrified state, namely when the second electromagnetic valve 200 and the fourth electromagnetic valve 400 are not electrified, the pipeline two 20 is communicated with the washstand 3, and the water pump 7 is communicated with the pipeline four 40 and the overflow pipe 6; solenoid valve one 100 and solenoid valve three 300 are normally closed in the de-energized state.
In this embodiment, a first throttle valve 16 is further arranged on the air path 13 between the third electromagnetic valve 300 and the first blowing pipe 11; a second throttle valve 17 is arranged between the second electromagnetic valve 200 and the washstand 3.
And the gas circuit also comprises a pressure sensor 14, and the pressure sensor 14 is arranged on the gas circuit 13.
The heater 15 is arranged inside the water tank 1, and in the embodiment, the heater 15 is arranged at the bottom of the water tank 1, so that water in the water tank 1 can be better heated, and icing is prevented.
The working principle of the embodiment is as follows:
step one, a water injection state: the water pump 7, the second electromagnetic valve 200 and the fourth electromagnetic valve 400 are started, the water supercharger 4 is filled with water, in the state, the second pipeline 20 is not communicated with the washstand 3, the water pump 7 is not communicated with the fourth pipeline 40 and the overflow pipe 6, and the water flows to the water supercharger 4 through the second pipeline 20;
step two, a toilet bowl flushing process: opening the first electromagnetic valve 100, closing the water pump 7, keeping the second electromagnetic valve 200 and the fourth electromagnetic valve 400 open, communicating the air processing unit 8 with the pneumatic water valve, reversing the pneumatic water valve, and communicating the water booster 4 with the first pipeline 10 to complete flushing of the toilet bowl 2; in this state, the water in the water booster 4 flows to the toilet bowl 2 through the first pipeline 10 to finish flushing;
step three, the washing process: closing the first electromagnetic valve 100, closing the second electromagnetic valve 200, keeping opening the fourth electromagnetic valve 400, resetting the pneumatic water valve, blocking the water booster 4 and the first pipeline 10, communicating the water booster 4 with the second pipeline 20 to finish washing, and in this state, water in the water booster 4 flows to the washstand 3 through the second pipeline 20 to finish washing operation;
fourthly, cleaning the residual water in the toilet and the first pipeline: opening the first electromagnetic valve 100, the third electromagnetic valve 300 and the fourth electromagnetic valve 400, communicating the air treatment unit 8 and the pneumatic water valve, reversing the pneumatic water valve, blowing residual water in the toilet bowl 2 and the pipeline I10 out by the air flow in the air treatment unit 8 through the first blowing pipe 11, and finishing cleaning of the residual water in the toilet bowl; because the second blowing pipe 12 is added, one more airflow path is provided, namely, the airflow blows out the residual water in the water pump 7 and the pipeline IV 40 through the second blowing pipe 12, and the residual water in the water pump 7 and the pipeline IV 40 can be better cleaned;
fifthly, cleaning the residual water in the washstand and the pipeline II: closing the first electromagnetic valve 100, resetting the pneumatic water valve, blocking the water booster 4 and the first pipeline 10, blowing out residual water in the second pipeline 20 and the washstand 3 by the air flow in the air processing unit 8 through the first blowing pipe 11, and finishing the cleaning of the residual water in the washstand;
sixthly, when the water tank needs to be emptied, the water pump 7 and the electromagnetic valve II 200 are started, the pipeline III 30, the water pump 7 and the pipeline IV 40 are communicated, and the water tank 1 is emptied and discharged to the pipeline IV 40 through the pipeline III 30; opening the electromagnetic valve III 300, and blowing residual water in the pipeline II 20 and the pipeline IV 40 out of the overflow pipe 6 by the air flow in the air processing unit 8 through the blow pipe I11; in this process, the water booster 4 is also filled with water, so that steps two to five are again circulated to complete the cleaning of all the pipes.
Example 2
As shown in fig. 2, the present embodiment is different from embodiment 1 in that, in order to better complete the cleaning of the water pump 7 and the residual water in the pipeline four 40, a second blowpipe 12 is further provided, the second blowpipe 12 is connected from the air processing unit 8 and communicated with the air passage 13, and is connected to the water inlet end of the water pump 8, and the second blowpipe 12 is provided with a one-way valve 9.
The working principle of the embodiment is as follows:
step one, a water injection state: the water pump 7, the second electromagnetic valve 200 and the fourth electromagnetic valve 400 are started, the water supercharger 4 is filled with water, in the state, the second pipeline 20 is not communicated with the washstand 3, the water pump 7 is not communicated with the fourth pipeline 40 and the overflow pipe 6, and the water flows to the water supercharger 4 through the second pipeline 20;
step two, a toilet bowl flushing process: opening the first electromagnetic valve 100, closing the water pump 7, keeping the second electromagnetic valve 200 and the fourth electromagnetic valve 400 open, communicating the air processing unit 8 with the pneumatic water valve, reversing the pneumatic water valve, and communicating the water booster 4 with the first pipeline 10 to complete flushing of the toilet bowl 2; in this state, the water in the water booster 4 flows to the toilet bowl 2 through the first pipeline 10 to finish flushing;
step three, the washing process: closing the first electromagnetic valve 100, closing the second electromagnetic valve 200, keeping opening the fourth electromagnetic valve 400, resetting the pneumatic water valve, blocking the water booster 4 and the first pipeline 10, communicating the water booster 4 with the second pipeline 20 to finish washing, and in this state, water in the water booster 4 flows to the washstand 3 through the second pipeline 20 to finish washing operation;
fourthly, cleaning the residual water in the toilet and the first pipeline: opening the first electromagnetic valve 100, the third electromagnetic valve 300 and the fourth electromagnetic valve 400, communicating the air treatment unit 8 and the pneumatic water valve, reversing the pneumatic water valve, blowing residual water in the toilet bowl 2 and the pipeline I10 out by the air flow in the air treatment unit 8 through the first blowing pipe 11, and finishing cleaning of the residual water in the toilet bowl;
fifthly, cleaning the residual water in the washstand and the pipeline II: closing the first electromagnetic valve 100, resetting the pneumatic water valve, blocking the water booster 4 and the first pipeline 10, blowing out residual water in the second pipeline 20 and the washstand 3 by the air flow in the air processing unit 8 through the first blowing pipe 11, and finishing the cleaning of the residual water in the washstand;
sixthly, when the water tank needs to be emptied, the water pump 7 and the electromagnetic valve II 200 are started, the pipeline III 30, the water pump 7 and the pipeline IV 40 are communicated, and the water tank 1 is emptied and discharged to the pipeline IV 40 through the pipeline III 30; therefore, the steps two to five are circulated again to finish all the pipeline cleaning.
In the embodiment 1 and the embodiment 2, the blowpipe is arranged, so that water in the pipeline can be cleaned in time when the toilet stool and the washstand are not used, the water in the pipeline is prevented from being frozen, the continuous use of the toilet stool and the washstand is prevented from being influenced, and the possibility of damage to the pipeline is reduced; when bathroom equipment does not use for a long time, can prevent through the water of evacuation water tank in the water tank that the water tank from freezing, nevertheless behind the water tank of managing to find time, can cause the remaining of pipeline water-logging, can further realize the remaining water clearance of all pipelines through the blowpipe, realization locomotive bathroom equipment that can be better prevents frostbite.
It should be understood that the above examples are only for clearly illustrating the technical solutions of the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection of the claims of the present invention.
Claims (10)
1. An anti-freezing pipeline structure of a locomotive toilet is characterized by comprising a water tank (1), a toilet stool (2), a washstand (3), a water pressurizer (4), a valve (5), an overflow pipe (6) and a water pump (7);
the water pressurizer (4) is communicated with the toilet stool (2) through a first pipeline (10) and is communicated with the washstand (3) through a second pipeline (20), and a valve (5) is arranged between the water pressurizer (4) and the first pipeline (10) and the second pipeline (20);
the water outlet end of the water pump (7) is connected into the second pipeline (20), and the water inlet end of the water pump is communicated with the water tank (1) through a third pipeline (30);
the water outlet end of the water pump (7) is communicated with the overflow pipe (6) through a pipeline IV (40), and a solenoid valve IV (400) is arranged on the pipeline IV (40);
a second electromagnetic valve (200) is arranged on the second pipeline (20);
the water booster is characterized by further comprising a gas processing unit (8), wherein the gas processing unit (8) is connected with a first blowing pipe (11), the first blowing pipe (11) is connected into a pipeline between the water booster (4) and the valve (5), and a one-way valve (9) is arranged on the first blowing pipe (11).
2. The locomotive toilet anti-freezing pipeline structure according to claim 1, wherein the valve (5) is a pneumatic water valve, the pneumatic water valve is connected with the air processing unit (8), and a first electromagnetic valve (100) is further arranged between the pneumatic water valve and the air processing unit (8).
3. The locomotive bathroom anti-freezing pipeline structure as claimed in claim 2, characterized in that said air processing unit (8) is communicated with said blowpipe one (11) through an air passage (13), and an electromagnetic valve three (300) is arranged on said air passage (13).
4. The locomotive bathroom anti-freezing pipeline structure as claimed in claim 3, wherein the second electromagnetic valve (200) is positioned between the interface of the second water outlet end access pipe (20) of the water pump (7) and the washstand (3); the electromagnetic valve II (200) and the electromagnetic valve IV (400) are normally opened under the non-electrified state, and the electromagnetic valve I (100) and the electromagnetic valve III (300) are normally closed under the non-electrified state.
5. The locomotive toilet anti-freezing pipeline structure as claimed in claim 4, wherein a first throttle valve (16) is further arranged on the air passage (13) between the third electromagnetic valve (300) and the first blowpipe (11); a second throttle valve (17) is arranged between the second electromagnetic valve (200) and the washstand (2).
6. The locomotive toilet antifreeze circuit structure of claim 4, further comprising a pressure sensor (14), wherein said pressure sensor (14) is disposed on said air path (13).
7. Locomotive toilet antifreeze pipe arrangement according to claim 4, characterized in that the water tank (1) is provided with a heater (15) inside.
8. An anti-freezing method based on the anti-freezing pipeline structure as claimed in any one of claims 5 to 7, characterized by comprising the following steps:
s1, starting a water pump (7), a second electromagnetic valve (200) and a fourth electromagnetic valve (400), and filling water into a water booster (4);
s2, opening a first electromagnetic valve (100), closing a water pump (7), keeping opening a second electromagnetic valve (200) and a fourth electromagnetic valve (400), communicating the air treatment unit (8) with a pneumatic water valve, reversing the pneumatic water valve, and communicating a water booster (4) with a first pipeline (10) to complete flushing of the toilet (2);
s3, closing the first electromagnetic valve (100), closing the second electromagnetic valve (200) and keeping the fourth electromagnetic valve (400) open, resetting the pneumatic water valve, blocking the water booster (4) and the first pipeline (1), and communicating the water booster (4) with the second pipeline (200) to finish washing;
s4, opening a first electromagnetic valve (100), a third electromagnetic valve (300) and closing a fourth electromagnetic valve (400), communicating the air treatment unit (8) with a pneumatic water valve, reversing the pneumatic water valve, and blowing residual water in the toilet (2) and the pipeline (10) out through a first blowpipe (11) in the air treatment unit (8) to finish cleaning of the residual water in the toilet (2);
s5, closing the first electromagnetic valve (100), resetting the pneumatic water valve, blocking the water booster (4) and the first pipeline (1), blowing out residual water in the second pipeline (20) and the washstand (3) by the first air flow (11) in the air treatment unit (8), and finishing cleaning of the residual water in the washstand (3);
s6, when the water tank (1) needs to be evacuated, the water pump (7) and the electromagnetic valve II (200) are started and communicated with the pipeline III (30), the water pump (7) and the pipeline IV (40), and the evacuated water tank (1) is discharged to the pipeline IV (40) through the pipeline III (30); opening a third electromagnetic valve (300), blowing residual water in the second pipeline (20) and the fourth pipeline (40) out of the overflow pipe (6) by the air flow in the air processing unit (8) through a first blowing pipe (11); the steps S2 to S5 are repeated.
9. The locomotive bathroom anti-freezing pipeline structure as claimed in any one of claims 5 to 7, further comprising a second blowpipe (20), wherein the second blowpipe (20) is connected out from the gas processing unit (8) and communicated with the gas path (13) and connected to the water inlet end of the water pump (7), and a one-way valve (9) is arranged on the second blowpipe (12).
10. An anti-freezing method based on the anti-freezing pipeline structure of claim 9, characterized by comprising the following steps:
s1, starting a water pump (7), a second electromagnetic valve (200) and a fourth electromagnetic valve (400), and filling water into a water booster (4);
s2, opening a first electromagnetic valve (100), closing a water pump (7), keeping opening a second electromagnetic valve (200) and a fourth electromagnetic valve (400), communicating the air treatment unit (8) with a pneumatic water valve, reversing the pneumatic water valve, and communicating a water booster (4) with a first pipeline (10) to complete flushing of the toilet (2);
s3, closing the first electromagnetic valve (100), closing the second electromagnetic valve (200) and keeping the fourth electromagnetic valve (400) open, resetting the pneumatic water valve, blocking the water booster (4) and the first pipeline (1), and communicating the water booster (4) with the second pipeline (200) to finish washing;
s4, opening a first electromagnetic valve (100), a third electromagnetic valve (300) and closing a fourth electromagnetic valve (400), communicating the air treatment unit (8) with a pneumatic water valve, reversing the pneumatic water valve, and blowing residual water in the toilet (2) and the pipeline (10) out through a first blowpipe (11) in the air treatment unit (8) to finish cleaning of the residual water in the toilet (2); blowing out residual water in the water pump (7) and the pipeline IV (40) through a second blowing pipe (12);
s5, closing the first electromagnetic valve (100), resetting the pneumatic water valve, blocking the water booster (4) and the first pipeline (1), blowing out residual water in the second pipeline (20) and the washstand (3) by the first air flow through the first air blowing pipe (11) in the air treatment unit (8), and finishing cleaning of the residual water in the washstand (3);
s6, when the water tank (1) needs to be evacuated, the water pump (7) and the electromagnetic valve II (200) are started and communicated with the pipeline III (30), the water pump (7) and the pipeline IV (40), and the evacuated water tank (1) is discharged to the pipeline IV (40) through the pipeline III (30); and circulating the steps S2-S5 to blow out the water in the pipeline.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103498494A (en) * | 2013-09-26 | 2014-01-08 | 宁波南车时代传感技术有限公司 | Anti-freezing sewage collection system and anti-freezing method of same |
| KR101397136B1 (en) * | 2013-11-04 | 2014-05-19 | 양병준 | Frost protection toilet water supply unit |
| KR101673091B1 (en) * | 2015-08-27 | 2016-11-04 | 권희준 | Freeze prevention system for water line of train |
| CN110481581A (en) * | 2019-08-13 | 2019-11-22 | 株洲车城机车配件股份有限公司 | A kind of novel high and cold toilet of locomotive antifreeze emptying system |
| CN215406272U (en) * | 2020-12-24 | 2022-01-04 | 湖南真创环保科技有限公司 | Locomotive bathroom pipeline structure that prevents frostbite |
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2020
- 2020-12-24 CN CN202011552859.5A patent/CN112523299B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103498494A (en) * | 2013-09-26 | 2014-01-08 | 宁波南车时代传感技术有限公司 | Anti-freezing sewage collection system and anti-freezing method of same |
| KR101397136B1 (en) * | 2013-11-04 | 2014-05-19 | 양병준 | Frost protection toilet water supply unit |
| KR101673091B1 (en) * | 2015-08-27 | 2016-11-04 | 권희준 | Freeze prevention system for water line of train |
| CN110481581A (en) * | 2019-08-13 | 2019-11-22 | 株洲车城机车配件股份有限公司 | A kind of novel high and cold toilet of locomotive antifreeze emptying system |
| CN215406272U (en) * | 2020-12-24 | 2022-01-04 | 湖南真创环保科技有限公司 | Locomotive bathroom pipeline structure that prevents frostbite |
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