CN215802045U

CN215802045U - Pneumatic flushing valve and sinking type side button pneumatic control toilet bowl thereof

Info

Publication number: CN215802045U
Application number: CN202022474794.9U
Authority: CN
Inventors: 雷衍辉
Original assignee: Guangdong Jialijie Sanitary Ware Technology Co ltd
Current assignee: Guangdong Jialijie Sanitary Ware Technology Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2022-02-11
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses a pneumatic flushing valve and a sinking type side button pneumatic control toilet thereof, belonging to the technical field of bathrooms. According to the utility model, the pneumatic lifting mechanism is arranged on the upper shell, and the moving end of the pneumatic lifting mechanism is directly connected with the vertical moving valve rod, so that the pneumatic lifting mechanism directly drives the vertical moving valve rod without other intermediate structures, thus not only simplifying the valve body structure, but also improving the pneumatic driving effect, avoiding the problems of overlarge gas quantity and overlarge structural volume required by the conventional pneumatic valve body, further creating favorable conditions for reducing the structural volume of the water tank, and realizing the sink type water tank.

Description

Pneumatic flushing valve and sinking type side button pneumatic control toilet bowl thereof

Technical Field

The utility model relates to the technical field of bathrooms, in particular to a pneumatic flushing valve and a sunken side button pneumatic control toilet bowl thereof.

Background

The flushing valve is a switch device, and can be controlled to flush excrement, so that a toilet can be kept clean and tidy.

The flushing device of the toilet pan commonly used by people in daily life mainly adopts the following flushing modes: when a human body sits in front for use, a user needs to turn around and press a button forcibly, a drain valve cannot be opened conveniently and timely to remove excrement and odor, and the traditional manual type flush valve is inconvenient to use; and the button needs to be pressed by hand contact, so that cross infection caused by bacteria on the button cannot be avoided. Second, induction type flashing valve adopts the solenoid valve control flushing system more, and the self pressure of intaking with the outside promotes opening of flashing valve, though solved and used inconvenience and sanitary problem, but the structure is complicated, and the cost is higher, can take place often because water pressure crosses lowly and leads to the condition that the water valve can not be opened, and damaged by voltage shock easily, poor stability brings very big inconvenience for maintenance and use.

Therefore, it is desirable to provide a flush valve that has a simple structure and is convenient to use, and can be installed on the side wall of the toilet seat.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pneumatic flushing valve which can realize the installation of a starting switch on the side wall of a toilet seat and has a good siphoning effect and a sunken side button pneumatic control toilet bowl thereof aiming at the defects and the defects of the prior art.

In order to achieve the purpose, the utility model provides the following scheme: the utility model provides a pneumatic flushing valve which comprises a flushing valve body and a pneumatic part, wherein the flushing valve body comprises a lower valve head and an upper shell which are connected with each other, and a pneumatic lifting mechanism and a water gap opening and closing assembly which are arranged on the upper shell and connected with each other, the bottom of the lower valve head is connected with a water outlet in a water tank, an air inlet of the pneumatic lifting mechanism is communicated with the pneumatic part through a pipeline, the water gap opening and closing assembly comprises a piston, a vertical moving valve rod and a floating body structure which is sleeved on the vertical moving valve rod in a sliding mode, the piston is connected with a water outlet of the lower valve head in a matched mode, the upper portion of the vertical moving valve rod extends out of the upper shell and is connected with a moving end of the pneumatic lifting mechanism, and the floating body structure is located inside the upper shell.

Preferably, the pneumatic part comprises an induction type and/or a manual type, the induction type pneumatic part comprises an induction switch, an air pump and an air discharge valve which are electrically connected, and the air outlet end of the air pump is respectively communicated with the pneumatic lifting mechanism and the air discharge valve; the manual pneumatic part comprises a press switch and an air bag which are connected, and the air outlet end of the air bag is communicated with the pneumatic lifting mechanism. A return spring is arranged in the press switch, and the press switch is reset through the spring after pressing the extrusion air bag.

Preferably, the inductive switch and the push switch are respectively arranged on the side wall of the seat ring of the toilet bowl; and when the inductive switch and the press switch exist simultaneously, the inductive switch and the press switch are respectively arranged on the left and right seat side walls of the toilet.

Preferably, the pneumatic lifting mechanism comprises a first pneumatic chamber and a second pneumatic chamber, the air inlet end of the first pneumatic chamber is communicated with the air bag through a pipeline, and the second pneumatic chamber is communicated with the air pump through a pipeline; and the first pneumatic chamber and the second pneumatic chamber are both connected with the upper part of the vertical moving valve rod.

Preferably, a telescopic overflow pipe is arranged in the middle of the upper shell, and the overflow pipe is communicated with the water outlet.

Preferably, the vertical movable valve rod is of a hollow structure, the overflow pipe is arranged at the top end of the vertical movable valve rod in a telescopic mode, and the overflow pipe is communicated with the water outlet through the hollow structure.

Preferably, the lower valve head comprises a base, a connecting section and an extending section, the base is provided with the water outlet, the connecting section and the extending section are respectively arranged on the outer edge and the inner edge of the upper end and the lower end of the base, the height of the base is 10-15mm, the connecting section is detachably connected with the upper shell, the side wall of the connecting section is provided with a water inlet, the extending section extends into the water outlet, and a sealing ring is arranged on the outer wall of the extending section.

Preferably, a water replenishing port is arranged on the base, the water replenishing port is communicated with the water outlet, and the water replenishing port is communicated with a water replenishing structure.

Preferably, the inner wall of the extending section is connected with at least two fixing structures which are used for being clamped with the water outlet, and each fixing structure comprises a locking screw and a single-side jacking piece which are connected.

The utility model also provides a sinking type side switch pneumatic control toilet bowl applying the pneumatic flushing valve for the toilet bowl, wherein the top surface of the water tank of the toilet bowl is not higher than the height of a toilet lid.

Compared with the prior art, the utility model has the following beneficial effects:

1. in the pneumatic flushing valve provided by the utility model, the pneumatic lifting mechanism is arranged on the upper shell, and the moving end of the pneumatic lifting mechanism is directly connected with the vertical moving valve rod, so that the pneumatic lifting mechanism directly drives the vertical moving valve rod without other intermediate structures, thereby not only simplifying the valve body structure, but also improving the pneumatic driving effect, avoiding the problems of overlarge gas quantity and overlarge structural volume required in the conventional pneumatic valve body, further creating favorable conditions for reducing the structural volume of the water tank, and realizing the sunken water tank;

2. in the pneumatic flushing valve provided by the utility model, the pneumatic lifting mechanism is connected with the inductive and/or manual pneumatic part, so that the pneumatic mode of the pneumatic lifting mechanism realizes inductive pneumatic control and manual pneumatic control; furthermore, a mode of arranging a first pneumatic chamber and a second pneumatic chamber on the pneumatic lifting mechanism is adopted, so that the induction type pneumatic part and the manual type pneumatic part pass through different pneumatic chambers, the control on the pneumatic lifting mechanism is realized, and the control precision is improved;

3. in the pneumatic flushing valve provided by the utility model, the telescopic overflow pipe is arranged at the top of the hollow vertical moving valve rod, so that the technical purpose of adjusting the overflow height is realized while the overflow function is centralized on the vertical moving valve rod;

4. in the pneumatic flushing valve provided by the utility model, the height of the base is set to be 10-15mm, so that the height of water flow passing through the water outlet on the base is reduced, the water level of the water tank is more thoroughly discharged, furthermore, a water supplementing mode of communicating the water outlet with the base is adopted, so that the water flowing through the water outlet of the base under the water passing siphon action not only comprises the water stored in the water tank, but also comprises newly entered water directly entering the water outlet through the water replenishing port, thereby further increasing the siphon drainage effect, and furthermore, by adopting the mode of two single-side top fastening pieces at the bottom of the extension section or the base, make the valve head down through the tight mode in unilateral top and the outlet fixed connection of water tank, avoided the big choked flow of the structure of the cross of current valve head fixation or trident frame (anchor type), send valve head drainage resistance increase problem to further strengthen earlier siphon drainage effect in the twinkling of an eye.

5. In the sinking type side switch pneumatic control toilet provided by the utility model, the sinking type storage water tank is formed by adopting the mode that the height of the top surface of the water tank is not higher than that of the toilet cover, the size of the toilet is reduced, and the flushing noise is greatly reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of the pneumatic flush valve of the present invention;

FIG. 2 is a schematic view of the lower valve head of FIG. 1;

FIG. 3 is a schematic structural view of the water inlet opening and closing assembly shown in FIG. 1;

FIG. 3-1 is a schematic view of the connection of the piston to the vertically movable valve stem of FIG. 3;

FIG. 3-2 is a schematic structural view of the floating body structure of FIG. 3;

FIG. 4 is a schematic view of the pneumatic lifting mechanism of FIG. 1;

FIG. 5 is a cross-sectional view of the connection structure of the lower valve head, the pneumatic lift mechanism and the float structure of FIG. 1;

fig. 6 is a schematic view showing the structure of a manual pneumatic section;

FIG. 7 is a schematic structural view of a connector;

FIG. 8 is a schematic structural view of a sink type side button pneumatic control toilet bowl;

FIG. 9 is a schematic view of the drive connection of the toilet bowl;

the automatic flushing device comprises a flushing valve body 1, a pneumatic part 2, a lower valve head 3, an upper shell 4, a piston 5, a vertical moving valve rod 6, a floating body structure 7, a water outlet 8, a sensing switch 9, an air pump 10, a pneumatic shell 11, a press switch 12, a pneumatic lifting mechanism 13, a first pneumatic chamber 14, a second pneumatic chamber 15, an overflow pipe 16, a base 17, a connecting section 18, a stretching-in section 19, a water inlet 20, a water replenishing port 21, a water replenishing structure 22, a locking screw 23, a single-side jacking piece 24, a water tank 25, a toilet lid 26 and a connecting piece 27.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

As shown in fig. 1-9, the present invention provides a pneumatic flush valve, which comprises a flush valve body 1 and a pneumatic part 2 installed in a water tank 25, wherein the flush valve body 1 comprises a lower valve head 3 and an upper housing 4 connected with each other, and a pneumatic lifting mechanism 13 and a water gap opening and closing assembly which are arranged on the upper housing 4 and connected with each other, the bottom of the lower valve head 3 is connected with a water outlet in the water tank 25, the lower valve head 3 installs the whole flush valve body 1 in the water outlet of the water tank 25, an air inlet of the pneumatic lifting mechanism 13 is communicated with the pneumatic part 2 through a pipeline, the pipeline is preferably a soft pipeline, the water gap opening and closing assembly comprises a piston 5, a vertical moving valve rod 6 and a floating body structure 7 which is slidably sleeved on the vertical moving valve rod 6, the piston 5 is in fit connection with a water outlet 8 of the lower valve head 3 for closing the water outlet 8, and is connected with the pneumatic lifting mechanism 13, the upper part of the vertical moving valve rod 6 extends out of the upper shell 4 and is connected with the moving end of the pneumatic lifting mechanism 13, the pneumatic lifting mechanism 13 lifts the vertical moving valve rod 6 and the piston 5 upwards under the driving action of the pneumatic part 2, then the water stored in the water tank 25 flows through the lower valve head 3 and the water outlet to enter the closestool under the siphon action, finally the vertical moving valve rod 6 and the piston 5 fall down again, the water outlet 8 is sealed, the floating body structure 7 has the same function as the floating body in the prior flush valve, and is not specifically explained, the pneumatic lifting mechanism 13 represents a structure for lifting through gas, the driving source of the pneumatic lifting mechanism 13 can be a piston, an air bag or a small-sized air cylinder, and the like, as long as the lifting can be started, naturally, to achieve the manual operation below, preferably a piston or airbag type mechanism, the floating body structure 7 is located inside the upper shell 4; in the utility model, the pneumatic lifting mechanism 13 is arranged on the upper shell 4, and the moving end of the pneumatic lifting mechanism 13 is directly connected with the vertical moving valve rod 6, so that the pneumatic lifting mechanism 13 directly drives the vertical moving valve rod 6 without other intermediate structures, for example, in a flushing valve with application number 201710045059.6, an infrared induction pneumatic structure replaces manual operation, and a flushing switch is pressed downwards, thus not only simplifying the valve body structure, but also improving the pneumatic driving effect, avoiding the problems of overlarge gas quantity and overlarge structural volume required by the existing pneumatic valve body, further creating favorable conditions for reducing the structural volume of the water tank 25, and realizing the sink type water tank 25.

The pneumatic part 2 comprises an induction type and/or a manual type, the induction type pneumatic part comprises an induction switch 9, an air pump 10 and an air discharge valve which are electrically connected, and the air outlet end of the air pump 10 is respectively communicated with a pneumatic lifting mechanism 13 and the air discharge valve; the manual pneumatic part comprises a push switch 12 and an air bag which are arranged in the pneumatic shell 11 and connected with each other, and the air outlet end of the air bag is communicated with the air inlet end of the pneumatic lifting mechanism 13. Namely, the pneumatic lifting mechanism 13 is connected with the induction type and/or manual type pneumatic part 2, so that the pneumatic mode of the pneumatic lifting mechanism 13 realizes induction pneumatic control and manual pneumatic control;

in order to integrate manual and automatic modes into a toilet bowl, an inductive switch 9 and a press switch 12 are respectively arranged on the side wall of a seat ring of the toilet bowl; and when the inductive switch 9 and the push switch 12 exist simultaneously, the inductive switch and the push switch are respectively arranged on the left and right seat side walls of the toilet.

The pneumatic lifting mechanism 13 comprises a first pneumatic chamber 14 and a second pneumatic chamber 15, wherein the air inlet end of the first pneumatic chamber 14 is communicated with an air bag through a pipeline, and the second pneumatic chamber 15 is communicated with an air pump 10 through a pipeline; and the moving ends of the first pneumatic chamber 14 and the second pneumatic chamber 15 are connected with the upper part of the vertical moving valve rod 6 through a connecting piece 27, the connecting piece 27 can be independent and can be integrated, as shown in fig. 7, and is preferably an integrated structure for the convenience of assembly; that is, the first pneumatic chamber 14 and the second pneumatic chamber 15 are provided on the pneumatic lifting mechanism 13, so that the inductive pneumatic part and the manual pneumatic part can control the pneumatic lifting mechanism 13 through different pneumatic chambers, thereby improving the control accuracy.

In order to avoid the problem of excessive water level in the water tank 25, the upper shell 4 is provided with an overflow pipe 16, and the overflow pipe 16 is communicated with the water outlet. Further, in order to optimize the structure, the vertical moving valve rod 6 is of a hollow structure, the overflow pipe 16 is arranged at the top end of the vertical moving valve rod 6 in a telescopic mode, and the overflow pipe 16 is communicated with the water outlet through the hollow structure; that is, the mode that the telescopic overflow pipe 16 is arranged at the top of the hollow vertical moving valve rod 6 is adopted, so that the technical purpose of adjusting the overflow height is realized while the overflow function is concentrated on the vertical moving valve rod 6. The telescopic overflow pipe 16 can be telescopic by adopting a matching structure of a sliding groove between two sleeves.

The lower valve head 3 comprises a base 17, a connecting section 18 and an extending section 19, wherein a water outlet 8 is formed in the base 17, the connecting section 18 and the extending section 19 are respectively arranged on the outer edge and the inner edge of the upper end and the lower end of the base 17, the height of the base 17 is 10-15mm, the connecting section 18 is detachably connected with the upper shell 4, a water inlet 20 is formed in the side wall of the connecting section 18, the extending section 19 extends into a water drainage port, and a sealing ring is arranged on the outer wall of the extending section 19; namely, the height of the base 17 is set to be 10-15mm, so that the stroke of water flow passing through the upper water outlet 8 of the base 17 is shortened, the resistance of the base 17 to the water flow is reduced, and the siphon drainage effect is enhanced.

Further, in the utility model, the base 17 is provided with a water replenishing port 21, the water replenishing port 21 is communicated with the water outlet 8, the water replenishing port 21 is communicated with a water replenishing structure 22, the water replenishing structure 22 can be a water inlet valve in the prior art, the water replenishing port 21 is communicated with the water inlet valve, and the water inlet valve still has an independent water inlet function or can be an independent water inlet pipe communicated with a water source; that is, the water replenishing port 21 communicated with the water outlet 8 is arranged on the base 17, so that the water flowing through the water outlet 8 of the base 17 under the siphon action not only contains the water stored in the water tank 25, but also contains the newly entering water directly entering the water outlet 8 through the water replenishing port 21, and the siphon drainage effect is further enhanced.

Furthermore, the inner wall of the extending section 19 is connected with at least two fixing structures for clamping with the water outlet, and the fixing structures comprise locking screws 23 and single-side jacking pieces 24 which are connected; the mode that the bottom of the stretching-in section 19 or the base 17 is provided with at least two unilateral jacking pieces 24 is adopted, so that the lower valve head 3 is fixedly connected with a water outlet of the water tank 25 in a unilateral jacking mode, the problem that the volume of a fixed structure of the lower valve head 3 is too large to cause the increase of the drainage resistance is avoided, and the siphon drainage effect is further enhanced.

The present invention also provides a sink type side switch air-controlled toilet stool using the above pneumatic flush valve for a toilet stool, in which the height of the top surface of the water tank 25 of the toilet stool is not higher than the height of the toilet lid 26.

The principle and the implementation mode of the utility model are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the utility model.

Claims

1. The utility model provides a pneumatic flashing valve for toilet bowl, its characterized in that, includes flashing valve body and pneumatic portion, the flashing valve body is in including lower valve head and the last casing that is connected and setting on the last casing and the pneumatic elevating system and the mouth of a river that are connected open and close the subassembly, the bottom of valve head is connected with the outlet in the water tank down, pneumatic elevating system's air inlet pass through the pipeline with pneumatic portion communicates, the mouth of a river is opened and close the subassembly and is in including piston, the vertical moving valve rod and the slip that are connected cup joint body structure on the vertical moving valve rod, the piston with the delivery port cooperation of valve head is connected down, stretch out on the upper portion of vertical moving valve rod go up the casing, and with pneumatic elevating system's removal end is connected, body structure is located inside the last casing.

2. The pneumatic flush valve for the toilet according to claim 1, wherein the pneumatic portion comprises an induction type and/or a manual type, the induction type pneumatic portion comprises an induction switch, an air pump and an air relief valve which are electrically connected, and an air outlet end of the air pump is respectively communicated with the pneumatic lifting mechanism and the air relief valve; the manual pneumatic part comprises a press switch and an air bag which are connected, and the air outlet end of the air bag is communicated with the pneumatic lifting mechanism.

3. The pneumatic flush valve for a toilet according to claim 2, wherein said inductive switch and said push switch are respectively provided on a seat side wall of said toilet; and when the inductive switch and the press switch exist simultaneously, the inductive switch and the press switch are respectively arranged on the left and right seat side walls of the toilet.

4. The pneumatic flush valve for a toilet according to claim 3, wherein the pneumatic lift mechanism comprises a first pneumatic chamber and a second pneumatic chamber, the air inlet end of the first pneumatic chamber being in communication with the air bladder through a conduit, the second pneumatic chamber being in communication with the air pump through a conduit; and the first pneumatic chamber and the second pneumatic chamber are both connected with the upper part of the vertical moving valve rod.

5. The pneumatic flush valve for a toilet according to claim 1, wherein an overflow pipe is provided on said upper housing, said overflow pipe being in communication with said drain opening.

6. The pneumatic flush valve for a toilet according to claim 5, wherein the vertically moving valve stem is a hollow structure, the overflow pipe is telescopically disposed at a top end of the vertically moving valve stem, and the overflow pipe is communicated with the drain port through the hollow structure.

7. The pneumatic flushing valve for the toilet bowl as claimed in claim 1, wherein the lower valve head comprises a base, a connecting section and an extending section, the base is provided with the water outlet, the connecting section and the extending section are respectively arranged at the outer edge and the inner edge of the upper end and the lower end of the base, the height of the base is 10-15mm, the connecting section is detachably connected with the upper shell, the side wall of the connecting section is provided with the water inlet, the extending section extends into the water outlet, and the outer wall of the extending section is provided with a sealing ring.

8. The pneumatic flush valve for a toilet according to claim 7, wherein a refill port is provided on said base, said refill port being in communication with said outlet port, said refill port being in communication with a refill structure.

9. The pneumatic flush valve for a toilet according to claim 7 or 8, wherein at least two fixing structures for clamping with the drain opening are connected to the inner wall of the protruding section, and the fixing structures comprise a locking screw and a single-side tightening member which are connected.

10. A sink type side button pneumatic controlled toilet stool using the pneumatic flush valve for toilet stool according to any one of claims 1 to 9, wherein the height of the top surface of the tank of the toilet stool is not higher than the height of the toilet lid.