Clean water system of onboard toilet

Abstract

The utility model discloses a clean water system of an onboard toilet. The clean water system comprises a clean water tank, the water pump is arranged at the top end of the clear water tank, and a water inlet of the water pump communicates with a water outlet of the clear water tank; the water segregator is arranged at one end, far away from the clear water tank, of the water pump, and a water outlet of the water pump is communicated with a water inlet of the water segregator; the cleaning water inlet valve is arranged at the end, away from the clean water tank, of the water segregator. A water inlet of the cleaning water inlet valve is communicated with the water segregator; the flushing water inlet valve is arranged at the top end of the clear water tank and is arranged side by side with the cleaning water inlet valve; the sewage tank is arranged on one side of the clear water tank, a flushing drain valve is arranged on the sewage tank, a water inlet of the flushing drain valve is communicated with a water outlet of the flushing water inlet valve, and a water outlet of the flushing drain valve is communicated with a water inlet of the sewage tank. According to the utility model, the space, weight and cost requirements are reduced, the maintenance space is increased, the number of maintenance parts is reduced, and the maintenance convenience is further improved.

Description

Technical Field

[0001] The utility model relates to the field of aviation technology, in particular to a fresh water system for an airborne toilet. Background Art

[0002] The toilet inside the aircraft is equipped with a fresh water system, which provides the crew with the toilet function and a clean and hygienic toilet environment to meet the use needs of the crew. The fresh water system of the aircraft toilet mainly realizes three functions. One is cleaning, that is, washing hands after using the toilet, and the water consumption for cleaning is generally 200-230 ml / time; the second is flushing, that is, flushing the dirt after using the toilet, and the water consumption for flushing is generally 230-250 ml / time; the third is draining when the aircraft stops, that is, draining the remaining water in the water tank, water pump and pipeline to prevent irreversible damage to the system under low temperature conditions. The existing fresh water system has few functions, is equipped with two water pumps, occupies a large space, is heavy in weight, and is not convenient for maintenance.

[0003] Therefore, how to ensure the lightness of the fresh water system for an airborne toilet has become an urgent problem to be solved by those skilled in the art. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a fresh water system for an airborne toilet, so as to solve the foregoing problems existing in the prior art.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0006] A fresh water system for an airborne toilet, comprising:

[0007] A fresh water tank;

[0008] A water pump, arranged at the top of the fresh water tank, and the water inlet of the water pump is communicated with the water outlet of the fresh water tank;

[0009] A water distributor, arranged at one end of the water pump away from the fresh water tank, and the water outlet of the water pump is communicated with the water inlet of the water distributor;

[0010] A cleaning water inlet valve, arranged at one end of the water distributor away from the fresh water tank; the water inlet of the cleaning water inlet valve is communicated with the water distributor;

[0011] A flushing water inlet valve, arranged at the top of the fresh water tank, and arranged side by side with the cleaning water inlet valve;

[0012] A sewage tank, arranged on one side of the fresh water tank, and a flushing and discharging valve is arranged on the sewage tank, the water inlet of the flushing and discharging valve is communicated with the water outlet of the flushing water inlet valve, and the water outlet of the flushing and discharging valve is communicated with the water inlet of the sewage tank.

[0013] In some specific embodiments, a first water outlet and a second water outlet are provided at one end of the water separator away from the water pump;

[0014] The water inlet of the cleaning water inlet valve is communicated with the first water outlet of the water separator;

[0015] The water inlet of the flushing water inlet valve is communicated with the second water outlet of the water separator.

[0016] In some specific embodiments, it further includes:

[0017] A hot water tank is arranged at one end of the cleaning water inlet valve away from the water separator, and the water inlet of the hot water tank is communicated with the cleaning water inlet valve.

[0018] In some specific embodiments, it further includes:

[0019] A washstand is arranged on the top of the hot water tank, and a cold and hot water faucet and a washbasin are arranged on the washstand;

[0020] The washbasin is arranged at the bottom of the cold and hot water faucet;

[0021] The washstand is in an "L" shape.

[0022] In some specific embodiments, the cleaning water inlet valve includes a first water outlet pipeline and a second water outlet pipeline;

[0023] The first water outlet pipeline is communicated with the water inlet of the hot water tank;

[0024] The second water outlet pipeline is communicated with the cold water inlet of the cold and hot water faucet;

[0025] The water outlet of the hot water tank is communicated with the hot water inlet of the cold and hot water faucet.

[0026] In some specific embodiments, a flushing switch and a cleaning switch are further arranged on the washstand.

[0027] In some specific embodiments, it further includes:

[0028] A toilet bowl is arranged on the top of the sewage tank, and the bottom end of the toilet bowl is communicated with the top end of the sewage tank;

[0029] The toilet bowl is conical, and a flushing nozzle is arranged inside it.

[0030] In some specific embodiments, the flushing switch is used to control the water outlet of the cold and hot water faucet;

[0031] The cleaning switch is used to control the spraying of the flushing nozzle.

[0032] In some specific embodiments, a heating switch is further arranged on the hot water tank.

[0033] In some specific embodiments,

[0034] It further includes:

[0035] A cleaning and discharging valve, which is arranged at the bottom of the washbasin. The water inlet of the cleaning and discharging valve is communicated with the water outlet of the washbasin, and the water outlet of the cleaning and discharging valve is communicated with the sewage tank through a pipeline; it is used for discharging the water in the washbasin.

[0036] The beneficial effects of the present utility model are as follows: The present utility model discloses a fresh water system for an airborne toilet, including a fresh water tank; a water pump, which is arranged at the top of the fresh water tank, and the water inlet of the water pump is communicated with the water outlet of the fresh water tank; a water distributor, which is arranged at one end of the water pump away from the fresh water tank, and the water outlet of the water pump is communicated with the water inlet of the water distributor; a cleaning water inlet valve, which is arranged at one end of the water distributor away from the fresh water tank; the water inlet of the cleaning water inlet valve is communicated with the water distributor; a flushing water inlet valve, which is arranged at the top of the fresh water tank and is arranged side by side with the cleaning water inlet valve; a sewage tank, which is arranged on one side of the fresh water tank, and a flushing and discharging valve is arranged on the sewage tank. The water inlet of the flushing and discharging valve is communicated with the water outlet of the flushing water inlet valve, and the water outlet of the flushing and discharging valve is communicated with the water inlet of the sewage tank. The present utility model adjusts the rotation speed of the water pump to realize the adjustment of the cleaning and flushing water consumption, and then reduces the original two water pumps to one, reducing the space and cost requirements for the layout of the water pump; after the water pumps are integrated, by adding a water distributor, the water pump and the water inlet valve are integrated first, and then the cleaning water inlet valve and the flushing water inlet valve are integrated, thereby increasing the integration degree of the system and reducing the space requirements. When draining water during shutdown, through the combined configuration of the forward and reverse rotation time of the water pump and the opening and closing sequence of the cleaning water inlet valve and the flushing water inlet valve, the shutdown drainage function can be realized. The present utility model reduces the space, weight and cost requirements. At the same time, it increases the maintenance space and reduces the number of maintenance parts, thereby increasing the convenience of maintenance. Description of the Drawings

[0037] Figure 1 It is a schematic structural diagram of a fresh water system for an airborne toilet disclosed by the present utility model;

[0038] Figure 2 It is a schematic diagram of the fresh water system principle of a fresh water system for an airborne toilet disclosed by the present utility model.

[0039] In the drawings, 100, fresh water tank; 110, water pump; 120, water distributor; 130, cleaning water inlet valve; 140, flushing water inlet valve; 150, sewage tank; 160, hot water tank; 170, washstand; 171, flushing switch; 172, cleaning switch; 180, cold and hot water faucet; 190, washbasin; 200, toilet bowl; 210, flushing nozzle; 220, flushing and discharging valve; 230, cleaning and discharging valve. Detailed Embodiments

[0040] In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0041] Referring to Figure 1 River Figure 2 A fresh water system for an airborne toilet shown in the figure includes a fresh water tank 100. A water pump 110 is arranged at the top of the fresh water tank 100, and the water inlet of the water pump 110 is communicated with the water outlet of the fresh water tank 100. A water distributor 120 is arranged at one end of the water pump 110 away from the fresh water tank 100, and the water outlet of the water pump 110 is communicated with the water inlet of the water distributor 120. A cleaning water inlet valve 130 is arranged at one end of the water distributor 120 away from the fresh water tank 100; the water inlet of the cleaning water inlet valve 130 is communicated with the water distributor 120. A flushing water inlet valve 140 is arranged at the top of the fresh water tank 100 and is arranged side by side with the cleaning water inlet valve 130. A sewage tank 150 is arranged on one side of the fresh water tank 100, and a flushing and discharging valve 220 is arranged on the sewage tank 150. The water inlet of the flushing and discharging valve 220 is communicated with the water outlet of the flushing water inlet valve 140, and the water outlet of the flushing and discharging valve 220 is communicated with the water inlet of the sewage tank 150. On the premise of ensuring the functions of the fresh water system, the present utility model aims to design a fresh water system with higher integration, smaller space, lighter weight, lower cost and convenient maintenance.

[0042] In some specific embodiments, the end of the water distributor 120 away from the water pump 110 is provided with a first water outlet and a second water outlet. The water inlet of the cleaning water inlet valve 130 is communicated with the first water outlet of the water distributor 120. The water inlet of the flushing water inlet valve 140 is communicated with the second water outlet of the water distributor 120.

[0043] In some specific embodiments, it further includes a hot water tank 160, which is arranged at the end of the cleaning water inlet valve 130 away from the water distributor 120, and the water inlet of the hot water tank 160 is communicated with the cleaning water inlet valve 130.

[0044] In some specific embodiments, it further includes a washstand 170, which is arranged on the top of the hot water tank 160. A cold and hot water faucet 180 and a washbasin 190 are arranged on the washstand 170. The washbasin 190 is arranged at the bottom of the cold and hot water faucet 180. The washstand 170 is in an "L" shape.

[0045] In some specific embodiments, the cleaning water inlet valve 130 includes a first water outlet pipe and a second water outlet pipe. The first water outlet pipe is communicated with the water inlet of the hot water tank 160. The second water outlet pipe is communicated with the cold water inlet of the cold and hot water faucet 180. The water outlet of the hot water tank 160 is communicated with the hot water inlet of the cold and hot water faucet 180.

[0046] In some specific embodiments, a flushing switch 171 and a cleaning switch 172 are further provided on the washbasin 170.

[0047] In some specific embodiments, it further includes a toilet bowl 200, which is arranged on the top end of the sewage tank 150, and the bottom end of the toilet bowl 200 is communicated with the top end of the sewage tank 150. The toilet bowl 200 is conical, and a flushing nozzle 210 is arranged on its inner side.

[0048] In some specific embodiments, the flushing switch 171 is used to control the water outlet of the cold and hot water faucet 180. The cleaning switch 172 is used to control the water spraying of the flushing nozzle 210.

[0049] In some specific embodiments, a heating switch is further provided on the hot water tank 160.

[0050] In some specific embodiments, it further includes a cleaning and discharging valve 230, which is arranged at the bottom of the washbasin 190. The water inlet of the cleaning and discharging valve 230 is communicated with the water outlet of the washbasin 190, and the water outlet of the cleaning and discharging valve 230 is communicated with the sewage tank 150 through a pipeline; it is used for discharging the water in the washbasin 190.

[0051] The cleaning function and the flushing function of the present utility model both realize water supply by the water pump 110 and the principle of on-off of the flushing water inlet valve 140 and the cleaning water inlet valve 130. The present utility model lies in the single - time water consumption, and the single - time water consumption can be controlled in the form of time or by adjusting the rotation speed of the water pump 110. To reduce the operator's sensitivity to time, the present utility model takes the rotation speed of the water pump 110 as the main adjustment method. The present utility model realizes the adjustment of the cleaning and flushing water consumption by adjusting the rotation speed of the water pump 110, and thus reduces the two original water pumps 110 to one, reducing the space and cost requirements for the layout of the water pump 110;

[0052] After the integration of the water pump 110, first integrate the water pump 110 with the water inlet valve through the water distributor 120, and then integrate the cleaning water inlet valve 130 and the flushing water inlet valve 140, thereby increasing the integration degree of the system and reducing the space requirements.

[0053] When draining water during shutdown, the shutdown drainage function can be realized through the combined configuration of the forward and reverse rotation time of the water pump 110 and the opening and closing sequence of the cleaning water inlet valve 130 and the flushing water inlet valve 140.

[0054] The working method of the present utility model:

[0055] 1. Cleaning function: The water in the water tank 100 enters the water distributor 120 through the water pump 110 and then enters the cleaning water inlet valve 130. One path of the water discharged from the cleaning water inlet valve 130 enters the hot water tank 160, and the other path and the water discharged from the hot water tank 160 enter the cold and hot water pipes of the faucet respectively. Click the cleaning switch 172, and the faucet starts to discharge water to achieve the cleaning function. If the water temperature needs to be adjusted, the heating switch of the hot water tank 160 can be closed and the faucet can be rotated clockwise at the same time.

[0056] 2. Flushing function: The water in the water tank 100 enters the water distributor 120 through the water pump 110 and then enters the flushing water inlet valve 140, and finally reaches the flushing nozzle 210.

[0057] 3. Shutdown drainage function: When draining water during shutdown, first drain the remaining water in the water tank 100; then drain the water in the clean water pipeline. The water pump 110 rotates in reverse, the cleaning water inlet valve 130 is opened, and the water in the hot water tank 160 and the pipeline flows into the water tank 100 under the negative pressure of the water pump 110 to complete the drainage of the cleaning pipeline; finally, drain the water in the flushing pipeline. The water pump 110 rotates forward, the flushing water inlet valve 140 is opened, and the water in the pipeline flows into the sewage tank 150 through the toilet bowl 200 and the flushing discharge valve 220 under the pressure of the idle running gas of the water pump 110 to complete the drainage of the flushing pipeline.

[0058] By adopting the above technical solutions disclosed in the present utility model, the following beneficial effects are obtained:

[0059] The utility model discloses a fresh water system for an airborne toilet, which comprises a fresh water tank 100; a water pump 110 arranged at the top end of the fresh water tank 100, and the water inlet of the water pump 110 is communicated with the water outlet of the fresh water tank 100; a water distributor 120 arranged at one end of the water pump 110 far away from the fresh water tank 100, and the water outlet of the water pump 110 is communicated with the water inlet of the water distributor 120; a cleaning water inlet valve 130 arranged at one end of the water distributor 120 far away from the fresh water tank 100; the water inlet of the cleaning water inlet valve 130 is communicated with the water distributor 120; a flushing water inlet valve 140 arranged at the top end of the fresh water tank 100 and arranged side by side with the cleaning water inlet valve 130; a sewage tank 150 arranged on one side of the fresh water tank 100, and a flushing and discharging valve 220 is arranged on the sewage tank 150. The water inlet of the flushing and discharging valve 220 is communicated with the water outlet of the flushing water inlet valve 140, and the water outlet of the flushing and discharging valve 220 is communicated with the water inlet of the sewage tank 150. The utility model realizes the adjustment of the cleaning and flushing water consumption by adjusting the rotation speed of the water pump 110, and further reduces two original water pumps 110 to one, reducing the space and cost requirements for the arrangement of the water pump 110; after the integration of the water pump 110, by adding the form of the water distributor 120, the water pump 110 and the water inlet valve are integrated first, and then the cleaning water inlet valve 130 and the flushing water inlet valve 140 are integrated, thereby increasing the integration degree of the system and reducing the space requirements. When draining water during shutdown, the shutdown drainage function can be realized through the combined configuration of the forward and reverse rotation time of the water pump 110 and the opening and closing sequence of the cleaning water inlet valve 130 and the flushing water inlet valve 140. The utility model reduces the space, weight and cost requirements. At the same time, it increases the maintenance space and reduces the number of maintenance parts, thereby increasing the convenience of maintenance.

[0060] The above are only the preferred embodiments of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, several improvements and refinements can be made, and these improvements and refinements should also be regarded as the protection scope of the present invention.

Claims

1. An airborne toilet fresh water system, characterized in that, Comprising: A fresh water tank; A water pump, disposed at the top of the fresh water tank, and an inlet of the water pump is communicated with an outlet of the fresh water tank; A water distributor, disposed at one end of the water pump away from the fresh water tank, and an outlet of the water pump is communicated with an inlet of the water distributor; A cleaning inlet valve, disposed at one end of the water distributor away from the fresh water tank; an inlet of the cleaning inlet valve is communicated with the water distributor; A flushing inlet valve, disposed at the top of the fresh water tank, and arranged side by side with the cleaning inlet valve; A sewage tank, disposed at one side of the fresh water tank, and a flushing discharge valve is disposed on the sewage tank, an inlet of the flushing discharge valve is communicated with an outlet of the flushing inlet valve, and an outlet of the flushing discharge valve is communicated with an inlet of the sewage tank.

2. The fresh water system of the airborne toilet according to claim 1, wherein A first outlet and a second outlet are disposed at one end of the water distributor away from the water pump; An inlet of the cleaning inlet valve is communicated with the first outlet of the water distributor; An inlet of the flushing inlet valve is communicated with the second outlet of the water distributor.

3. The fresh water system of the airborne toilet according to claim 2, wherein It further comprises: A hot water tank, disposed at one end of the cleaning inlet valve away from the water distributor, and an inlet of the hot water tank is communicated with the cleaning inlet valve.

4. The fresh water system of the airborne toilet according to claim 3, wherein It further comprises: A washbasin, disposed on the top of the hot water tank, and a cold and hot water faucet and a washbasin are disposed on the washbasin; The washbasin is disposed at the bottom of the cold and hot water faucet; The washbasin is in an "L" shape.

5. The fresh water system of the airborne toilet according to claim 4, wherein The cleaning inlet valve comprises a first water outlet pipeline and a second water outlet pipeline; The first water outlet pipeline is communicated with an inlet of the hot water tank; The second water outlet pipeline is communicated with a cold water inlet of the cold and hot water faucet; An outlet of the hot water tank is communicated with a hot water inlet of the cold and hot water faucet.

6. The fresh water system of the airborne toilet according to claim 5, wherein A flushing switch and a cleaning switch are further disposed on the washbasin.

7. The fresh water system of the airborne toilet according to claim 6, wherein It further comprises: A toilet bowl, disposed on the top of the sewage tank, and a bottom end of the toilet bowl is communicated with the top of the sewage tank; The toilet bowl is in a conical shape, and a flushing nozzle is disposed inside it.

8. The fresh water system of the airborne toilet according to claim 7, wherein The flushing switch is used to control the cold and hot water faucet to discharge water; The cleaning switch is used to control the flushing nozzle to spray water.

9. The fresh water system of the airborne toilet according to claim 8, wherein A heating switch is further disposed on the hot water tank.

10. The fresh water system of the airborne toilet according to claim 9, wherein It further comprises: A cleaning and discharging valve is provided at the bottom of the washbasin. The water inlet of the cleaning and discharging valve is communicated with the water outlet of the washbasin, and the water outlet of the cleaning and discharging valve is communicated with the sewage tank through a pipeline; it is used for discharging the water in the washbasin.

Images