CN111576569A - Flushing button and vacuum closestool - Google Patents
Flushing button and vacuum closestool Download PDFInfo
- Publication number
- CN111576569A CN111576569A CN202010468560.5A CN202010468560A CN111576569A CN 111576569 A CN111576569 A CN 111576569A CN 202010468560 A CN202010468560 A CN 202010468560A CN 111576569 A CN111576569 A CN 111576569A
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- valve
- vacuum
- flushing
- button
- plunger
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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
- E03D5/09—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 directly by the hand
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D3/00—Flushing devices operated by pressure of the water supply system flushing valves not connected to the water-supply main, also if air is blown in the water seal for a quick flushing
- E03D3/02—Self-closing flushing valves
- E03D3/06—Self-closing flushing valves with diaphragm valve and pressure chamber for retarding the valve-closing movement
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
- E03F1/006—Pneumatic sewage disposal systems; accessories specially adapted therefore
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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 invention discloses a flushing button and a vacuum closestool, and solves the problems that the vacuum closestool in the prior art is complex in structure and high in maintenance cost. The vacuum toilet only comprises main components such as a toilet bowl, a vacuum valve, a flushing button and the like, the vacuum valve and the flushing valve can be directly controlled through the flushing button to finish flushing and sewage discharging actions, and power is not needed by pneumatic control. Compared with the common vacuum closestool, the structure is simpler, the maintenance is easier, the flushing and sewage discharging time is freely controlled, and water is saved, so that the vacuum closestool can be used for vacuum collection systems of railways, buildings, ships, airplanes, municipal administration, source separation and the like.
Description
Technical Field
The invention relates to the field of pollution discharge, in particular to a flushing button and a vacuum closestool.
Background
The vacuum drainage technology has the characteristics of water conservation, sanitation, small pipe diameter, flexible arrangement, high flow rate and the like, and is successfully applied to occasions such as railways, buildings, ships, airplanes, municipal works and the like at present. At present, two types of most commonly used vacuum toilets are provided, namely an electric control type vacuum toilet and a pneumatic control type vacuum toilet, and an inventor finds that no matter the vacuum toilet is an electric control chamber vacuum toilet or a pneumatic control type vacuum toilet, the two types of toilets are complex in structure, high in maintenance professional requirement and high in cost, meanwhile, the sewage discharge time is usually fixed, and the defects of inconvenience in modification of flushing sewage discharge time and the like exist, so that a space for further saving water still exists.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the flushing button which is simple in structure and convenient to operate, and the vacuum valve and the flushing valve can be simultaneously controlled through the flushing button.
The second purpose of the invention is to provide a vacuum toilet which has the characteristics of simple structure, simple operation and easy maintenance, and the flushing and pollution discharge time is controllable, so as to achieve the purpose of saving more water.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides a wash button, includes the box, sets up the baffle in the box, and the baffle is opened there is the through-hole, and the valve rod can seal the through-hole, and valve rod one end is passed through the through-hole and is connected with the button lid with box one side, sets up first elastic component between the valve rod other end and the box opposite side, and the box is at the lateral part and the vacuum line intercommunication of elastic component, and the box sets up first public end at the baffle for the opposite side of vacuum line.
Foretell wash button, the structure sets up simply, and convenient operation can be connected alone respectively with flashing valve and vacuum valve through the first public end that washes the button, and control is convenient.
As above, for the convenience of maintaining the washing button, the box body comprises a shell, the two sides of the shell are hollow, locking covers are arranged on the two sides of the shell respectively and connected with the shell, and the box body can be maintained by disassembling the locking covers when the washing button is maintained.
In order to ensure the sealing performance of the washing button, the locking covers are tightly connected with the shell.
According to the flushing button, the longitudinal section of the valve rod is T-shaped, one end of the valve rod with a larger size is connected or contacted with the first elastic piece, the inner side of the end of the valve rod is provided with the first step for closing the through hole, the outer side of the end of the valve rod is provided with the second step, the second step is used for being fixed with the first elastic piece, and the size of the second step is larger than that of the first step.
The invention also discloses a vacuum closestool which comprises a bedpan, wherein the bedpan is respectively and independently connected with the flushing valve and the vacuum valve, the flushing valve and the vacuum valve are jointly connected with the flushing button, the flushing button is connected with the vacuum pipeline, and the flushing valve is provided with a water inlet and a water outlet.
Foretell vacuum toilet controls vacuum valve and flashing valve by washing the button, and control is simple, can reach the purpose of effective using water wisely, and compares in current electric control type vacuum toilet and gas accuse formula vacuum toilet, and the structure is simpler.
As the vacuum closestool, the flushing valve comprises the two valve bodies which are oppositely arranged, the diaphragm is arranged between the two valve bodies, the second elastic part and the plunger are respectively arranged on two sides of the diaphragm, the valve body is arranged on the side of the plunger, the water inlet and the water outlet are formed in one end of the plunger, the water outlet can be sealed, the flushing valve is simple in structure and can effectively flush the closestool, the diaphragm effectively drives the plunger to move, the water outlet is switched on or off, the vacuum closestool is convenient and quick to move, and the second elastic part plays a role in resetting and closing the flushing valve.
According to the vacuum closestool, in order to fix the diaphragm conveniently, the two sides of the valve body are provided with the ear edges, and the ear edges of the valve body are fixedly connected with the diaphragm.
According to the vacuum toilet, in order to facilitate the movement of the second elastic part driving the plunger, the flush valve further comprises a plunger plate, the plunger plate is connected with the second elastic part, the plunger plate and the plunger are respectively arranged on two sides of the diaphragm, and the plunger plate, the diaphragm and the plunger are connected.
According to the vacuum toilet, the valve body is provided with the second public end on one side provided with the second elastic piece, the second public end is connected with the flushing button, the plunger normally seals the water outlet, after the second public end is communicated, the diaphragm drives the plunger to move, and water is discharged from the water outlet.
According to the vacuum toilet, the end of the plunger, which is far away from the diaphragm, is provided with the third step, the third step is matched with the water outlet, the plunger seals the water outlet through the third step in a normal state, and after the second public end is communicated, water enters from the water inlet and is discharged from the water outlet.
Wherein, first elastic component and second elastic component are the spring.
The beneficial effects of the invention are as follows:
1) the vacuum valve and the flushing valve can be simultaneously controlled through the flushing button, and the control is convenient.
2) Through the arrangement of the vacuum closestool, the vacuum closestool has the advantages of simple integral structure, more convenient maintenance, no power consumption, more convenient corresponding installation, water saving, sanitation and the like.
3) The invention can realize the control of water for flushing the closestool by controlling the flushing button, has simple control and the characteristic of controllable flushing and sewage discharging time, and can freely control the flushing time, thereby saving more energy and water and needing no electric control device to modify the water consumption.
4) The invention has simple structure arrangement through the arrangement of the flushing valve, is convenient for the second elastic part to drive the plunger piston to move through the arrangement of the diaphragm, is convenient for the on-off of the water outlet, is more convenient for the water use of the closestool and is also convenient for the connection with the flushing button.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic view of a vacuum toilet of the present invention according to one or more embodiments.
Fig. 2 is a schematic view of a flush valve according to one or more embodiments of the present invention.
FIG. 3 is a schematic view of a flush button according to one or more embodiments of the present invention.
In the figure: the spacing or dimensions between each other are exaggerated to show the location of the various parts, and the schematic is shown only schematically.
Wherein: 1. the toilet bowl comprises a toilet bowl body, a vacuum valve, a flushing button, a shell, a spring, a diaphragm, a lower shell, a first sealing ring, a plunger, a second public end, a shell, a cover, a valve rod, a second sealing ring, a spring, a lower locking cover, a plunger, a public end and a vacuum port, wherein the toilet bowl body comprises a toilet bowl body, a vacuum valve, a flushing button, a flushing valve, a shell, a spring, a diaphragm.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the invention expressly state otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate correspondence with up, down, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Term interpretation section: the terms "mounted," "connected," "fixed," and the like in the present invention are to be understood in a broad sense, and for example, the terms "mounted," "connected," and "fixed" may be fixed, detachable, or integrated; the two components can be connected mechanically or electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and the terms used in the present invention should be understood as having specific meanings to those skilled in the art.
As described in the background of the invention, the prior art is not satisfactory, and the present invention provides a flush button and a vacuum toilet to solve the above problems.
Referring to fig. 3, the flush button 4 is a two-position three-way valve controlled by manual pressing, and includes a housing 4.1, an upper locking cover 4.2, a button cover 4.3, a valve rod 4.4, a second sealing ring 4.5, a first spring 4.6 and a lower locking cover 4.7, the housing, the upper locking cover and the lower locking cover jointly form a box body, and the flush button 4 plays a role in controlling the flush valve 3 and the vacuum valve 2 to open and close.
Further, the inside baffle that sets up of casing 4.1, make and form two spaces in baffle both sides, the both ends cavity of casing sets up, locking lid 4.2 on the one end setting of casing, the other end sets up locking lid 4.7 down, the baffle is opened there is the through-hole, valve rod 4.4 passes from the through-hole, locking lid 4.7 setting under the one end orientation of valve rod 4.4, the other end passes and is connected with button cover 4.3 locking lid 4.2, in order to be connected with baffle through-hole block, valve rod 4.4's longitudinal section is the type of falling T, and the great one end both sides of valve rod 4.4 size all have the step, the first step of one side is used for with the through-hole block, the second step of opposite side is used for setting up first spring 4.6, the size of second step is greater than the size of first step, in order to guarantee the stability.
The shell 4.1 is provided with a first public end 4.8 at one side of the partition plate, a first spring side is arranged at the other side of the partition plate to form a vacuum port 4.9, the vacuum port 4.9 is used for being connected with a vacuum pipeline, one side of one end with a large size of the valve rod 4.4 is clamped with the through hole of the partition plate in a normal state, a set distance is reserved between the button cover 4.3 and the upper locking cover, the button cover 4.3 is pressed, the valve rod 4.4 is separated from the through hole, and the first spring 4.6 is pressed.
In this embodiment, the upper locking cap 4.2 is engaged with the housing 4.1, and the lower locking cap 4.7 is also engaged with the housing 4.1, in order to ensure the sealing of the flush button.
In order to ensure the sealing performance between the valve rod 4.4 and the through hole of the partition plate in a normal state, a step at one side of the larger size end of the valve rod 4.4 is provided with a second sealing ring 4.5 for improving the sealing effect, and the second sealing ring is O-shaped.
The first public end of the flushing button 4 is connected with the second public end of the flushing valve, the vacuum port is connected with the vacuum pipeline, the first public end is also connected with the vacuum valve, after the flushing button 4 is pressed, the first public end is communicated with the vacuum port, the vacuum valve 2 and the flushing valve 3 are opened, and flushing and pollution discharging are realized; after the flushing button is released, the flushing valve 3 and the vacuum valve 2 are communicated with the atmosphere, the flushing valve 3 and the vacuum valve 2 are closed, the flushing and pollution discharging actions are stopped, the opening time of the flushing valve and the vacuum valve can be realized through the pressing time of the flushing button, and the purpose of controllable flushing time is realized.
The embodiment of the invention also discloses a vacuum closestool, which is shown in figure 1 and comprises a bedpan 1, a vacuum valve 2, a flushing valve 3 and a flushing button 4. The drain of bedpan 1 is connected with vacuum valve 2, and the bedpan is connected with flushometer 3, washes button 4 and is connected respectively with vacuum valve 2 and flushometer 3, and vacuum valve 2 and flushometer 3 all install in the bedpan cover, are convenient for install indoor, can effectively save space.
The bedpan 1 adopts a vacuum bedpan, the caliber of sewage discharge is less than or equal to 50mm, and the inner wall is smooth to prevent or reduce the attachment of sewage on the surface of the bedpan; the surface of the bedpan is arc-shaped, so that a good flushing effect can be achieved by using less water.
The vacuum valve 2 serves to isolate the vacuum interface from the segment of the atmospheric interface, also referred to as an interface valve. The vacuum valve has various types, and can be selected from a vacuum control valve, a vacuum angle seat valve, a vacuum drain valve and the like, and the vacuum valve is opened in vacuum and has the caliber of 50 mm.
The flush valve 3 is a two-position two-way control water valve, and as shown in fig. 2, comprises an upper valve body 3.1, a second spring 3.2, a diaphragm 3.3, a lower valve body 3.4, a first sealing ring 3.5 and a plunger 3.6, and has the function of opening and closing flushing water. The last valve body 3.1 and the lower valve body 3.4 of flashing valve 3 set up oppositely, and set up diaphragm 3.3 between the two, go up valve body 3.1, diaphragm 3.3 and lower valve body 3.4 realize reliable connection through the fastener like the bolt, the both sides of diaphragm form two spaces like this, set up second spring 3.2 in one side of diaphragm 3.3 through last valve body, the opposite side of diaphragm 3.3 sets up plunger 3.6 in lower valve body, after last valve body 3.1 second public end switched on the vacuum, plunger 3.6 compresses second spring 3.2 through diaphragm 3.3, make the delivery port open, the water inlet intake, and discharge through the delivery port, the flashing valve begins to wash by water, stop to wash by water after the disconnection vacuum.
It should be noted that, in some embodiments, the longitudinal section of the upper valve body is in an inverted U shape, and the longitudinal section of the lower valve body is in a U shape, and the two are oppositely arranged to form an arrangement space for the second spring 3.2 and the plunger 3.6; the diaphragm is a rubber diaphragm, one side of the diaphragm 3.3 is connected with one end of the plunger, and the other side of the diaphragm 3.3 is connected with one end of the second spring; or two ends of the second spring are respectively abutted against the inner side of the upper valve body and the diaphragm; in other examples, a plunger plate is provided on one side of the diaphragm, the plunger plate being connected to one end of the second spring, the plunger plate, diaphragm and plunger making the connection.
And, one side of going up valve body 3.1 sets up second common port 3.7, the lateral part of lower valve body 3.4 sets up water inlet and delivery port, water inlet and water source intercommunication, plunger 3.6 sets up the size of third step in order to reduce this tip of plunger 3.6 for the other end of diaphragm, the third step is used for with the delivery port block, guarantee shutoff delivery port under the plunger 3.6 normality, and the bore clearance fit of the tip of plunger 3.6 and delivery port, with under vacuum state, plunger 3.6 extracts from the delivery port, thereby realize that water flows from the delivery port.
In order to further ensure the sealing performance of the plunger 3.6 for plugging the water outlet, a first sealing ring 3.5 is arranged at the step of the plunger 3.6, and the first sealing ring 3.5 is O-shaped, so that the sealing reliability of the water flushing valve under a normal state is realized.
In this embodiment, the first common end of the flush button 4 protrudes from the housing 4.1 and the second common end of the flush valve 3 protrudes from the upper valve body 3.1 for connection to a corresponding line.
It is noted that the first common terminal of the flush button 4 is connected to the common terminal of the vacuum valve 2 for enabling control of the vacuum valve 2.
According to the closestool disclosed by the embodiment, the vacuum pipeline is connected with the vacuum generator and always kept in a negative pressure state, after the button cover 4.3 is pressed down, the valve rod 4.4 and the second sealing ring 4.5 are driven to move downwards, the first spring 4.6 is compressed, the vacuum pipeline is communicated with the first public end, the flushing valve diaphragm 3.3 moves upwards, the second spring 3.2 is driven to be compressed, the plunger 3.6 moves upwards, the water outlet is communicated with the water inlet, the flushing valve 3 is opened, meanwhile, the vacuum valve 2 is opened, and sewage is sucked into a vacuum pipeline connected with the vacuum valve. When the button cover 4.3 is loosened, the first spring 4.6 is restored to drive the button cover 4.3, the valve rod 4.4 and the second sealing ring 4.5 to move upwards, the vacuum pipeline is disconnected with the first public end, the second spring 3.2 of the flushing valve is restored, the diaphragm 3.3 of the flushing valve moves downwards to drive the first sealing ring 3.5 and the plunger 3.6 to move downwards, the water outlet and the water inlet are disconnected, the flushing valve 3 is closed, and meanwhile, the vacuum valve 2 is closed.
The flushing and pollution discharging actions can be executed by pressing the flushing button 4; and the flushing button is released, and the flushing sewage discharging action is stopped. When the flushing button 4 is pressed, if the flushing action and the sewage draining action are not executed, firstly checking whether vacuum exists or not, then checking the flushing button 4, and finally checking the flushing valve 3 and the vacuum valve 2; when only the flushing action is executed after the flushing button 4 is pressed and no sewage is discharged, the vacuum valve 2 is checked; when only the blowdown flush is performed after the flush button 4 is pressed, the flush valve 3 is checked.
Compare ordinary vacuum closestool, the vacuum closestool structure that this embodiment provided is simpler, change the maintenance, wash the blowdown time free, control water-saving more, can be used to vacuum collection systems such as railway, building, boats and ships, aircraft, municipal administration, source separation.
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 protection scope of the present invention.
Claims (10)
1. The utility model provides a wash button, its characterized in that includes the box, sets up the baffle in the box, and the baffle is opened there is the through-hole, and the valve rod can seal the through-hole, and valve rod one end is passed through the through-hole and box one side and is connected with the button lid, sets up the elastic component between the valve rod other end and the box opposite side, and the box is at the lateral part and the vacuum line intercommunication of elastic component, and the box sets up first public end for the opposite side of vacuum line at the baffle.
2. The washing button as claimed in claim 1, wherein the housing comprises a housing, both sides of the housing are hollow, and locking covers are respectively disposed on both sides of the housing, and the locking covers are connected to the housing.
3. A flush button according to claim 2, wherein the locking caps are each tightly connected to the housing.
4. The washing button according to claim 1, wherein the longitudinal section of the stem is T-shaped, and the end of the stem having a larger size is connected to or in contact with the elastic member, and the stem has a first step for closing the through hole inside the end.
5. A vacuum toilet bowl, comprising a toilet bowl, wherein the toilet bowl is separately connected with a flushing valve and a vacuum valve, and the flushing valve and the vacuum valve are jointly connected with a flushing button according to any one of claims 1-4, the flushing button is connected with a vacuum pipeline, and the flushing valve is provided with a water inlet and a water outlet.
6. The vacuum toilet according to claim 5, wherein the flush valve comprises two valve bodies arranged oppositely, a diaphragm is arranged between the two valve bodies, a second elastic member and a plunger are respectively arranged at two sides of the diaphragm, the valve body is provided with the water inlet and the water outlet at the side of the plunger, and one end of the plunger can seal the water outlet.
7. The vacuum toilet according to claim 6, wherein the valve body is provided with ears at both sides thereof, and the ears of the valve body are fixedly connected with the diaphragm.
8. The vacuum toilet according to claim 6, wherein the flush valve further comprises a plunger plate connected to the second resilient member, and the plunger plate and the plunger are respectively disposed on both sides of the diaphragm, and the plunger plate, the diaphragm and the plunger are connected.
9. The vacuum toilet according to claim 6, wherein the valve body is provided with a second common port at a side where the second elastic member is provided, and the second common port is connected to the flush button.
10. The vacuum toilet according to claim 6, wherein the plunger is provided with a third step at an end remote from the diaphragm, the third step engaging the outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010468560.5A CN111576569A (en) | 2020-05-28 | 2020-05-28 | Flushing button and vacuum closestool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010468560.5A CN111576569A (en) | 2020-05-28 | 2020-05-28 | Flushing button and vacuum closestool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111576569A true CN111576569A (en) | 2020-08-25 |
Family
ID=72114204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010468560.5A Pending CN111576569A (en) | 2020-05-28 | 2020-05-28 | Flushing button and vacuum closestool |
Country Status (1)
| Country | Link |
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| CN (1) | CN111576569A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071688A (en) * | 2020-08-27 | 2020-12-11 | 山东中车华腾环保科技有限公司 | Double-acting flushing button switch, excrement collecting system and method |
| CN112127442A (en) * | 2020-09-10 | 2020-12-25 | 北京乐风智联科技有限公司 | Corrugated elastic water storage tank type vacuum water closet |
| CN114059632A (en) * | 2021-12-27 | 2022-02-18 | 广东世冠威卫浴有限公司 | Closestool flushing air control device and closestool |
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| JPH02128029A (en) * | 1988-11-04 | 1990-05-16 | Toto Ltd | Vacuum breaker |
| CN101225673A (en) * | 2007-01-17 | 2008-07-23 | 中国船舶重工集团公司第七○四研究所 | Vacuum closet discharging device |
| CN201539617U (en) * | 2009-11-24 | 2010-08-04 | 杨颖杰 | Manual exhaust valve for radiators |
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| CN206706931U (en) * | 2017-03-27 | 2017-12-05 | 北京玖加科技有限公司 | Vacuum closet system rinse water valve and vacuum closet system |
| CN210397724U (en) * | 2019-07-16 | 2020-04-24 | 南京中船绿洲环保有限公司 | Vacuum discharge valve |
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| JPH02128029A (en) * | 1988-11-04 | 1990-05-16 | Toto Ltd | Vacuum breaker |
| CN101225673A (en) * | 2007-01-17 | 2008-07-23 | 中国船舶重工集团公司第七○四研究所 | Vacuum closet discharging device |
| CN201539617U (en) * | 2009-11-24 | 2010-08-04 | 杨颖杰 | Manual exhaust valve for radiators |
| CN104048092A (en) * | 2013-03-15 | 2014-09-17 | 仕龙阀门公司 | Dual Mode Flush Actuator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071688A (en) * | 2020-08-27 | 2020-12-11 | 山东中车华腾环保科技有限公司 | Double-acting flushing button switch, excrement collecting system and method |
| CN112127442A (en) * | 2020-09-10 | 2020-12-25 | 北京乐风智联科技有限公司 | Corrugated elastic water storage tank type vacuum water closet |
| CN114059632A (en) * | 2021-12-27 | 2022-02-18 | 广东世冠威卫浴有限公司 | Closestool flushing air control device and closestool |
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Application publication date: 20200825 |