CN114197594A - Normally open bottom valve closing mechanism based on vacuum container and cavity suction type vacuum toilet system - Google Patents
Normally open bottom valve closing mechanism based on vacuum container and cavity suction type vacuum toilet system Download PDFInfo
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- CN114197594A CN114197594A CN202111321953.4A CN202111321953A CN114197594A CN 114197594 A CN114197594 A CN 114197594A CN 202111321953 A CN202111321953 A CN 202111321953A CN 114197594 A CN114197594 A CN 114197594A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 51
- 230000007704 transition Effects 0.000 claims description 26
- 239000002699 waste material Substances 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 239000010865 sewage Substances 0.000 abstract description 33
- 230000005484 gravity Effects 0.000 abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000007664 blowing Methods 0.000 description 8
- 238000007599 discharging Methods 0.000 description 7
- 238000005406 washing Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
- E03D5/02—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor
- E03D5/024—Operated hydraulically or pneumatically
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
- E03D11/02—Water-closet bowls ; Bowls with a double odour seal optionally with provisions for a good siphonic action; siphons as part of the bowl
- E03D11/10—Bowls with closure elements provided between bottom or outlet and the outlet pipe; Bowls with pivotally supported inserts
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
- E03D11/02—Water-closet bowls ; Bowls with a double odour seal optionally with provisions for a good siphonic action; siphons as part of the bowl
- E03D11/11—Bowls combined with a reservoir, e.g. containing apparatus for disinfecting or for disintegrating
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
The utility model provides a normally open bottom valve closing mechanism based on a vacuum container and a cavity suction type vacuum toilet system, wherein the bottom of the vacuum container is provided with an outlet, and the outlet is provided with a bottom valve; the bottom valve is a normally open bottom valve, and when the vacuum container is vacuumized, the bottom valve closes the outlet. The utility model aims to solve the technical problems that when a normally closed bottom valve (equivalent to a gravity sewage unloader in the prior art) is used for sewage discharge, the included angle between the normally closed bottom valve and an outlet is too small, so that the sewage cannot be discharged completely and the normal closed bottom valve is easy to block.
Description
Technical Field
The utility model relates to the technical field of vacuum sewage systems, in particular to a normally open bottom valve closing mechanism based on a vacuum container and a cavity suction type vacuum toilet system.
Background
The vacuum sewage disposal system sucks away the dirt in the toilet in an air suction mode through the air pressure difference generated by the toilet flushing system so as to achieve the purpose of reducing the use of toilet flushing water. Comprises a toilet stool combination, a vacuum sewage station and a sewage tank which are connected in sequence. The system needs long-term pressure maintaining to ensure the vacuum degree in the system, wherein the toilet combination comprises a plurality of toilets, each toilet comprises a vacuum blow-down valve, the vacuum blow-down valves are expensive, and the blow-down system has more parts, large volume and complex system and is not suitable for household use.
The application number is CN201922152763.9, the name is Chinese utility model patent of a little vacuum sanitary washing system of modularization portable, discloses a little vacuum sanitary washing system of modularization portable, belongs to epidemic prevention technical field. The system comprises a micro vacuum module and a squatting module; a pressure tank, a vacuum pump and a sewage collection tank are arranged in a cabinet body of the micro-vacuum module, wherein an air inlet of the pressure tank is connected with the vacuum pump, and an air outlet of the pressure tank is connected with the sewage collection tank through an air path electromagnetic valve; a squatting pan is arranged on the box body of the squatting position module, and a second toilet water outlet port, a second sewage collecting port, a waste water port and a second washing and draining port are arranged at one end of the squatting pan; the micro vacuum module and the squatting position module are communicated through flexible pipes respectively between a first toilet outlet port and a second toilet outlet port, between a first sewage collecting port and a second sewage collecting port and between a first washing and draining port and a second washing and draining port. The system has the advantages of simple structure, convenient assembly and disassembly, convenient unfolding, folding and transportation, functions of going to the toilet, washing and showering, convenient excrement collection and water conservation due to micro-vacuum negative pressure suction. This patent is provided with the vacuum pump and produces the vacuum, and the overhead tank pressurize, the structure is complicated, and is bulky.
The utility model discloses a suction and pollution discharge method and a device with the application number of CN202011395303.X, the name of which is an on-line wind-pulling-on-site gravity pollution discharge, and the utility model patent discloses the suction and pollution discharge method and the device with the on-line wind-pulling-on-site gravity pollution discharge. This patent sets up normally closed gravity dirt discharging device, and after the filth was inhaled in the container, the gravity that relies on the filth opened normally closed gravity dirt discharging device, and the filth is discharged. The utility model discloses a not enough lies in, gravity dirt discharging device is the normal close, for guaranteeing gravity dirt discharging device can open under the action of gravity of filth, gravity dirt discharging device and container export can not be too big, and too little contained angle is unfavorable for the filth to be discharged, and the filth is excreted unclean, especially some great filths of volume, like rag, paper handkerchief etc. because the angle that gravity dirt discharging device was opened is not enough, can't discharge great filth, causes the jam. If dirt exists in the feeding hole and the container, the air draft combination can suck the dirt into the air draft combination during vacuum pumping, and the performance of the air draft combination is influenced.
Disclosure of Invention
The utility model aims to solve the technical problem of the prior art and provides a vacuum container-based normally open bottom valve closing mechanism and a cavity suction type vacuum toilet system, which can drain dirt completely and can adjust the opening angle of a bottom valve.
The above object of the present invention is achieved by the following technical solutions:
the normally open bottom valve closing mechanism is based on a vacuum container, the bottom of the vacuum container is provided with an outlet, and the outlet is provided with a bottom valve; the bottom valve is a normally open bottom valve, and when the vacuum container is vacuumized, the bottom valve closes the outlet.
The utility model aims to solve the technical problems that in a comparison document, because the included angle between a bottom valve (equivalent to a gravity sewage unloader of the comparison document) and an outlet is small, sewage is not discharged completely and blockage is easily caused.
Furthermore, the terminal surface (bottom end face) of export is the inclined plane, the bottom valve rotates with the terminal surface of export and is connected.
The end face of the outlet is an inclined plane, so that the contact area between the bottom valve and the outlet is larger, the larger the contact area is, the larger the pressure applied to the bottom valve is under the action of negative pressure, the tighter the bottom valve seals the outlet, and the air tightness is good. When the end face of the outlet is a plane parallel to the ground, the contact area between the bottom valve and the outlet is small, and when the bottom valve is provided with the balance weight, the balance weight is not convenient to adjust.
Furthermore, the angle between the end surface of the outlet and the axial direction of the outlet is alpha, and alpha is more than or equal to 30 degrees and less than or equal to 80 degrees.
Further, the bottom valve is rotatably connected with the higher end of the end face of the outlet. The included angle between the bottom valve and the outlet is smaller than 90 degrees, so that the adsorption is easier.
Furthermore, an angle adjusting mechanism is arranged on the bottom valve and used for adjusting an included angle beta between the bottom valve and the outlet.
Furthermore, the angle adjusting mechanism comprises a mounting seat, an adjusting rod and a first balancing weight; the mounting seat is fixed with the bottom valve, the adjusting rod is arranged on the mounting seat, and the first balancing weight is arranged on the adjusting rod; and adjusting the included angle beta between the bottom valve and the outlet by adjusting the number and/or the position of the first balancing weights.
Furthermore, the adjusting rod is a first screw rod, the first balancing weight is a first nut, the first screw rod is connected with the mounting seat, the angle between the bottom valve and the outlet end face is adjusted by increasing or reducing the number of the first nuts on the first screw rod, the larger the required angle is, the smaller the number of the first nuts is, and otherwise, the larger the number of the first nuts is.
The normally open bottom valve closing mechanism based on the vacuum container is characterized in that the vacuum container is different in volume, when the normally open bottom valve closing mechanism is applied to a sewage system, the length of a sewage pipeline is different, the normally open bottom valve closing mechanism can be used for discharging different substances, and after the system is installed, the included angle between the bottom valve and an outlet can be adjusted, so that the outlet can be closed by the bottom valve only through negative pressure adsorption. The utility model utilizes the number of the first nuts to adjust, is very convenient and has a very simple structure.
The quantity of the first nuts of the angle adjusting mechanism is increased and reduced, the angles of the bottom valve and the outlet of the vacuum container can be adjusted, when the bottom valve auxiliary closing mechanism for pushing the bottom valve to close is installed nearby the bottom valve, the angle adjusting mechanism does not need to be arranged, and the bottom valve can be guaranteed to close the outlet under the combined action of negative pressure and the bottom valve auxiliary closing mechanism.
Furthermore, the angle adjusting mechanism is fixed on one surface of the bottom valve, which is far away from the outlet, and the angle adjusting mechanism is installed at one end of the bottom valve, which is close to the outlet.
Further, the first screw rod is parallel to the bottom valve.
Further, the bottom valve is made of plastic.
The plastic material is lighter, and the bottom valve is convenient to be absorbed by negative pressure.
Furthermore, a reinforcing rib is arranged on one side, away from the outlet, of the bottom valve. The strengthening rib strengthens the intensity of bottom valve.
Further, the mounting seat and the base valve are integrated.
Furthermore, one side of the bottom valve, which faces the outlet, is provided with a rubber pad for sealing, the rubber pad is matched with the outlet, and the rubber pad is arranged on one side of the bottom valve, which faces the outlet.
Furthermore, a connecting piece for connecting the rubber pad and the bottom valve is fixed on the bottom valve, the connecting piece comprises a circular plate, a second screw rod and a second nut, the second screw rod penetrates through the bottom valve and the rubber pad, the bottom valve and the rubber pad are located between the circular plate and the second nut, and the second nut is screwed tightly to enable the rubber pad to be tightly attached to the bottom valve.
The connecting piece is used and can be used as a balance weight and also can play a role of pressing the rubber pad, wherein the diameter of the circular plate is larger, and the rubber pad and the bottom valve are only pressed between the circular plate and the second nut.
Further, the connecting member is located at an intermediate position of the foot valve. The rubber pad is convenient to be evenly compressed.
Furthermore, a bulge is arranged on the rubber pad, a hole matched with the bulge is formed in the bottom valve, and the bulge plays a role in positioning the rubber pad.
Furthermore, a second balancing weight is fixed on the bottom valve and is positioned at one end of the bottom valve far away from the outlet, and the second balancing weight enables the bottom valve to be quickly separated when the vacuum generator stops working. On the other hand, the filth can glue in the export of transition jar, and the filth has certain viscidity and glues the bottom valve, sets up balancing weight two and makes the bottom valve open smoothly.
Further, the second balancing weight comprises a screw and a third nut, the screw penetrates through the bottom valve, the third nut is screwed to enable the screw to be fastened on the bottom valve, and the opening speed of the bottom valve can be adjusted by increasing or decreasing the number of the third nuts.
Furthermore, the inclined plane of the outlet and the bottom valve form an included angle beta which is not more than 45 degrees. When beta is less than or equal to 45 degrees, the bottom valve can close the outlet only by the negative pressure of the system.
Furthermore, when the included angle between the inclined plane of the outlet and the bottom valve is beta which is more than 45 degrees, an auxiliary bottom valve closing mechanism is also arranged for assisting the closing of the bottom valve.
Still further, the base valve auxiliary closing mechanism includes an active device-based base valve auxiliary closing mechanism and a passive device-based base valve auxiliary closing mechanism.
Furthermore, when the bottom valve auxiliary closing mechanism is a passive device-based bottom valve auxiliary closing mechanism, the passive device-based bottom valve auxiliary closing mechanism comprises a blowing port; the blowdown system comprises a vacuum generating device, an air blowing port is communicated with the vacuum generating device, the vacuum generating device is communicated with the transition tank, the air blowing port is close to the bottom valve, when the vacuum generating device is vacuumized, air at an air outlet of the vacuum generating device is blown to the bottom valve through the air outlet, and the auxiliary bottom valve is closed.
Further, the air blowing port is communicated with a vacuum generating device through a pipeline.
Furthermore, the air blowing opening is positioned on the back surface of the bottom valve, and air blown by the air blowing opening surrounds the bottom valve.
Further, when the bottom valve auxiliary closing mechanism is an active device-based bottom valve auxiliary closing mechanism, the active device-based bottom valve auxiliary closing mechanism comprises a power driving device, and the bottom valve is assisted to be closed through the power driving device.
The utility model is provided with the air blowing port, and realizes recycling by utilizing the gas obtained by vacuumizing. When the vacuum generating device is vacuumized, the adsorption bottom valve is close to the outlet of the transition tank, and then the air return pipeline also starts to blow air to the bottom valve, so that the bottom valve is quickly closed; the air return pipeline continuously blows air to the bottom valve as long as the vacuum generating device blows vacuum, when dirt is sucked into the system, the vacuum generating device stops vacuumizing, negative pressure is not needed in the system at the moment, the bottom valve does not need to be pressed, the air return pipeline is stopped by the vacuum generating device at the moment, and the air return pipeline also stops blowing air to the bottom valve. When the included angle between the bottom valve and the outlet is large, namely the angle beta is larger than 45 degrees, the bottom valve cannot be closed only by means of negative pressure, a gas return pipeline is arranged, thrust is obtained, and the bottom valve is closed.
Further, the power driving device is an air cylinder, a hydraulic cylinder or an electric cylinder.
Further, the transition tank is of a structure with a wide upper part and a narrow lower part, and the bottom valve is installed on the narrow part.
The bottom valve is a normally open bottom valve, the smaller the bottom valve is, the smaller the required closing power is, and the faster the closing speed is, so that the transition tank is in a structure with a wide upper part and a narrow lower part, the smooth formation of vacuum in a system can be ensured, and the smaller the bottom valve is. However, the transition tank cannot be removed because if the transition tank is not provided, dirt occupies the pipeline, and the vacuum generating device cannot form vacuum in the pipeline and cannot form micro vacuum.
A cavity suction type vacuum toilet system comprises any one of the normally open bottom valve closing mechanisms based on the vacuum container, a toilet and a waste tank, wherein the toilet is connected with a transition tank through a pipeline, and the transition tank is communicated with the waste tank; when the vacuum generating device vacuumizes the transition tank, the normally open bottom valve is closed, the negative pressure sucks the dirt in the toilet stool into the transition tank, and after the vacuum generating device stops working, the bottom valve is opened, and the dirt is discharged into the dirt box.
Compared with the toilet system with a blow-down valve and an air storage tank in the prior art, the transition tank has a very small cavity structure, and the volume of the transition tank is 1.5-3 times of the full water volume of the toilet, such as 1.5 times, 2 times, 2.5 times and 3 times. The utility model relates to a domestic common closestool or squatting pan which can wash away dirt only by a large amount of water, the volume of the closestool or squatting pan is larger, the utility model is a vacuum closestool system, the dirt is sucked into a dirt box by negative pressure, only a small amount of water is needed, therefore, the closestool in the utility model is smaller, a transition tank is also smaller, the transition tank is dozens of times smaller than an air storage tank in the vacuum sewage discharge system in the prior art, the water seal of a sinking bay can be destroyed by 20 negative pressures to suck the dirt into the system, the water seal and a bottom valve of the closestool close the system, the transition tank provides a space for forming the negative pressure of the closed system, the transition tank comprises an upper chamber and a lower chamber, the upper chamber is flat, is a chamber with the diameter larger than the height, and can be called a chamber suction type vacuum closestool system.
Further, the sewage tank may be a municipal sewage system or a domestic septic tank.
The utility model has the following beneficial effects:
the utility model relates to a normally open bottom valve closing mechanism based on a vacuum container and a cavity suction type vacuum toilet system, which comprise a vacuum generating device and a transition tank, and aims to solve the technical problems that when a normally closed bottom valve (equivalent to a gravity dirt unloader in the prior art) in the prior art is used for dirt discharge, the included angle between the normally closed bottom valve and an outlet is too small, so that the drainage is not clean and the blockage is easy to occur. In order to ensure that the bottom valve can be smoothly closed by negative pressure, the included angle alpha between the bottom valve and the outlet is set to be not more than 45 degrees, the transition tank is in a structure with a wide upper part and a narrow lower part, the bottom valve is arranged on the narrow part, and the size of the bottom valve is reduced on the premise of ensuring that the bottom valve discharges sewage smoothly as far as possible. When the required included angle between the bottom valve and the outlet is larger than 45 degrees, the bottom valve auxiliary closing mechanism is arranged to provide thrust for assisting the bottom valve to close.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic diagram of a normally open bottom valve closure mechanism based on a vacuum vessel.
FIG. 2 is a schematic view of a foot valve and transition tank.
Fig. 3 is a schematic view of the bottom valve structure.
Fig. 4 is a schematic diagram of a vacuum system.
The toilet bowl comprises a toilet bowl 1, a vacuum generating device 2, a vacuum container 3, a dirty tank 4, a pipeline 5, an air return pipeline 6, a bottom valve 7, a mounting seat 8, a screw rod I9 and a nut I10.
Detailed Description
The embodiments of the utility model will be described in detail below with reference to the drawings, but the utility model can be implemented in many different ways as defined and covered by the claims.
Example 1
The normally open bottom valve closing mechanism based on the vacuum container is characterized in that as shown in fig. 1, an outlet is arranged at the bottom of the vacuum container 3, and a bottom valve 7 is arranged at the outlet; the bottom valve 7 is a normally open bottom valve, and when the vacuum container 3 is vacuumized, the bottom valve 7 closes an outlet.
As shown in fig. 2, the end surface of the outlet is an inclined surface, and the bottom valve 7 is rotatably connected with the end surface of the outlet.
The inclination of the end face of the outlet relative to the ground is alpha, alpha is more than or equal to 30 degrees and less than or equal to 80 degrees, and preferably, the angle of alpha is 30 degrees, 60 degrees or 80 degrees.
The bottom valve 7 is rotatably connected with the higher end of the end face of the outlet.
As shown in fig. 3, an angle adjusting mechanism is disposed on the bottom valve 7 for adjusting an included angle β between the bottom valve 7 and the outlet.
The angle adjusting mechanism comprises a mounting seat 8, a first screw rod 9 and a first nut 10; the installation seat is fixed with the bottom valve, the first screw rod 9 is connected with the installation seat 8, the angle between the bottom valve 7 and the outlet end face is adjusted by increasing or reducing the number of the first nuts 10 on the first screw rod 9, the larger the required angle is, the smaller the number of the first nuts 9 is, and on the contrary, the larger the number of the first nuts 9 is.
The inclined plane of the outlet and the bottom valve 7 form an included angle beta which is 45 degrees.
This embodiment is based on vacuum vessel's normally open bottom valve closing mechanism, including vacuum generating device 2, vacuum vessel 3 and normally open bottom valve, when normally open bottom valve closed, vacuum generating device 2, vacuum vessel 3 were a confined system. Wherein vacuum generating device 2 evacuation will normally open the bottom valve and adsorb and close the export, for guaranteeing that bottom valve 7 is adsorbed by the negative pressure, set up vacuum vessel 3 for narrow structure under wide, set up the higher one end rotation connection of terminal surface of bottom valve 7 and export. Because the size of the negative pressure in the system is related to the length of the pipeline, after the sewage discharge system is installed, the included angle between the bottom valve 7 and the outlet is adjusted by the angle-adjustable adjusting mechanism, and a smaller included angle is selected as much as possible under the condition that sewage can be smoothly dropped out, so that the bottom valve 7 can be smoothly adsorbed by the negative pressure to close the outlet. When the included angle beta is 45 degrees, the bottom valve 7 can close the outlet only by negative pressure adsorption.
Example 2
Providing a chamber suction type vacuum toilet system, as shown in fig. 4, an outlet is arranged at the bottom of the vacuum container 3, and a bottom valve 7 is arranged at the outlet; the bottom valve 7 is a normally open bottom valve, and when the vacuum container 3 is vacuumized, the bottom valve 7 closes an outlet.
As shown in fig. 2, the end surface of the outlet is an inclined surface, and the bottom valve 7 is rotatably connected with the end surface of the outlet.
The inclination of the end face of the outlet relative to the ground is alpha, alpha is more than or equal to 30 degrees and less than or equal to 80 degrees, and preferably, the angle of alpha is 30 degrees, 60 degrees or 80 degrees.
The bottom valve 7 is rotatably connected with the higher end of the end face of the outlet.
As shown in fig. 3, an angle adjusting mechanism is disposed on the bottom valve 7 for adjusting an included angle β between the bottom valve and the outlet.
The angle adjusting mechanism comprises a mounting seat 8, a first screw rod 9 and a first nut 10; the installation seat is fixed with the bottom valve, the first screw rod 8 is connected with the installation seat, the angle between the bottom valve 7 and the outlet end face is adjusted by increasing or reducing the number of the first nuts 9 on the first screw rod 8, the larger the required angle is, the smaller the number of the first nuts 10 is, and otherwise, the larger the number of the first nuts 10 is.
The inclined plane of the outlet and the bottom valve 7 form an included angle beta which is 45 degrees.
The vacuum sewage treatment device is characterized by further comprising a toilet bowl 1 and a sewage tank 4, wherein the vacuum container 3 is a transition tank, the toilet bowl 1 is connected with the pipeline 5, the sewage tank 4 is connected with the vacuum container 3, the vacuum container 3 is positioned above the sewage tank 4, an outlet of the vacuum container 3 is positioned in the sewage tank 4, and a bottom valve 7 is positioned in the sewage tank 1; when the pipeline 5, the vacuum container 3 and the vacuum generating device 2 form a closed vacuum system, the negative pressure sucks the dirt in the toilet 1 through the pipeline 5 and the vacuum container 3, the bottom valve 7 is opened under the action of the gravity of the dirt, and the dirt falls into the dirt box 4.
The chamber suction type vacuum toilet system according to the present embodiment includes a toilet 1, a vacuum generating device 2, a vacuum container 3, a pipeline 5, a bottom valve 7, and a waste tank 4, and when the outlet is closed by the bottom valve 7, the pipeline 5, the vacuum container 3, and the vacuum generating device 2 form a closed system.
When the vacuum sewage treatment system is used, the vacuum generating device 2 generates vacuum, the bottom valve 7 is adsorbed to tightly cover the outlet, when the negative pressure in the system reaches a certain value, the negative pressure breaks the water seal, sewage in the toilet bowl 1 is sucked into the system, the vacuum generating device 2 stops vacuumizing, the gravity of the sewage collides the bottom valve 7, the bottom valve 7 sags to a designed angle, and the sewage is discharged into the sewage tank. Technical scheme, the contained angle of bottom valve 7 and export is adjustable, and normally open bottom valve relies on the negative pressure to adsorb, and normally open bottom valve 7 can relax, quick opening to the angle of design when opening, can not cause the filth to block up.
The vacuum vessel 3 cannot be removed because if the vacuum vessel 3 is not present, dirt will occupy the pipe and the vacuum generating device 2 cannot form a vacuum in the pipe and cannot form a slight vacuum.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The normally open bottom valve closing mechanism is based on a vacuum container, the bottom of the vacuum container is provided with an outlet, and the outlet is provided with a bottom valve; the vacuum container is characterized in that the bottom valve is a normally open bottom valve, and when the vacuum container is vacuumized, the bottom valve closes an outlet.
2. The vacuum vessel based normally open bottom valve closing mechanism according to claim 1, wherein the end surface of the outlet is a bevel, and the bottom valve is rotatably connected with the end surface of the outlet.
3. A vacuum vessel based normally open base valve closing mechanism as claimed in claim 2 wherein the end face of the outlet is at an angle α, 30 ° α 80 ° to the axial direction of the outlet.
4. A vacuum vessel based normally open bottom valve closing mechanism as claimed in claim 3 wherein said bottom valve is pivotally connected to the higher end of the outlet.
5. A normally open bottom valve closing mechanism based on vacuum vessel as claimed in claim 1 wherein, said bottom valve is provided with an angle adjusting mechanism for adjusting the included angle β between the bottom valve and said outlet.
6. The vacuum vessel based normally open bottom valve closing mechanism according to claim 5, wherein said angle adjusting mechanism comprises a mounting seat, an adjusting rod and a first balancing weight; the mounting seat is fixed with the bottom valve, the adjusting rod is arranged on the mounting seat, and the first balancing weight is arranged on the adjusting rod; and adjusting the included angle beta between the bottom valve and the outlet by adjusting the number and/or the position of the first balancing weights.
7. A normally open bottom valve closing mechanism based on a vacuum container as claimed in claim 6, wherein the adjusting rod is a first screw rod, the first balancing weight is a first nut, the first screw rod is connected with the mounting seat, the angle between the bottom valve and the outlet end face is adjusted by increasing or decreasing the number of the first nuts on the first screw rod, the larger the required angle is, the smaller the number of the first nuts is, and conversely, the larger the number of the first nuts is.
8. A normally open bottom valve closing mechanism based on vacuum vessel as claimed in claim 5, wherein the angle between the inclined plane of the outlet and the bottom valve is β, β ≦ 45 °.
9. A normally open bottom valve closing mechanism based on a vacuum container as claimed in claim 2, wherein when the angle between the inclined plane of the outlet and the bottom valve is β, and β is greater than 45 °, a bottom valve auxiliary closing mechanism is further provided for assisting the bottom valve to close.
10. A cavity suction type vacuum toilet system comprising the vacuum container based normally open bottom valve closing mechanism according to any one of claims 1 to 9, and further comprising a toilet and a waste tank, wherein the vacuum container is a transition tank, the toilet is connected with the transition tank through the pipeline, and the transition tank is communicated with the waste tank; when the vacuum generating device vacuumizes the transition tank, the normally open bottom valve is closed, the negative pressure sucks the dirt in the toilet stool into the transition tank, and after the vacuum generating device stops working, the bottom valve is opened, and the dirt is discharged into the dirt box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111321953.4A CN114197594A (en) | 2021-11-09 | 2021-11-09 | Normally open bottom valve closing mechanism based on vacuum container and cavity suction type vacuum toilet system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111321953.4A CN114197594A (en) | 2021-11-09 | 2021-11-09 | Normally open bottom valve closing mechanism based on vacuum container and cavity suction type vacuum toilet system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114197594A true CN114197594A (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111321953.4A Pending CN114197594A (en) | 2021-11-09 | 2021-11-09 | Normally open bottom valve closing mechanism based on vacuum container and cavity suction type vacuum toilet system |
Country Status (1)
| Country | Link |
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| CN (1) | CN114197594A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3217337A (en) * | 1961-12-19 | 1965-11-16 | Mission West Mfg Company | Toilet bowl assembly |
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