CN220451015U

CN220451015U - Pedal drainage valve device and toilet

Info

Publication number: CN220451015U
Application number: CN202321726448.2U
Authority: CN
Inventors: 葛智全
Original assignee: Ningbo Yuanyuan Intelligent Technology Co ltd
Current assignee: Ningbo Yuanyuan Intelligent Technology Co ltd
Priority date: 2023-07-04
Filing date: 2023-07-04
Publication date: 2024-02-06
Anticipated expiration: 2033-07-04

Abstract

The present disclosure relates to a foot operated drain valve assembly and a toilet. The pedal drainage valve device is used for opening and closing a valve plate assembly of the toilet, and the valve plate assembly comprises a drain pipe, a sealing cover and a stop valve plate. The pedal drainage valve device includes: the pedal assembly is provided with a driving rack which moves up and down relative to the mounting seat. The valve plate driving assembly is used for connecting the valve plate assembly; and the pull rope assembly is provided with a winch mechanism and a transmission rope, and the other end of the transmission rope is connected to the valve plate driving assembly. The winch mechanism is connected with the driving rack in a meshed mode, the driving rope drives the valve plate driving assembly to move when the winch mechanism rotates, and the valve plate driving assembly automatically and elastically resets after the external force of the pedal assembly disappears. The valve plate driving component is elastically reset and automatically closes the sewage discharge pipe, so that an unpowered automatic closing structure is realized, and the closing reliability is high.

Description

Pedal drainage valve device and toilet

Technical Field

The disclosure relates to the technical field of toilets, in particular to a pedal drainage valve device and a toilet.

Background

The toilet bowl is one of the sanitary appliances frequently used in daily life, and the existing toilet bowl is integrally made of ceramic materials. A sewage drain pipe and a flushing pipe are arranged in the toilet, and the sewage drain pipe is provided with a bent deodorizing water storage pipe so as to avoid the influence of odor on the environment of the toilet.

Chinese patent CN203462555U discloses a piston type sewage draining mechanism of toilet, comprising a sewage draining bin housing, in which an input lumen and a sewage draining lumen are formed; the opening mechanism is connected with the piston cover plate and is used for driving the piston cover plate to move linearly between a closed position and an open position; when the piston cover plate is positioned at the closed position, the input pipe cavity and the sewage pipe cavity are separated by the piston cover plate, and the input pipe cavity and the piston cover plate are matched to form a water containing cavity; when the piston cover plate is in the open position, the input lumen is in communication with the drain lumen. The utility model can meet the requirements of water sealing and sewage disposal by utilizing the piston cover plate and the opening mechanism without adopting a long and bent S-shaped bent pipe cavity structure, so as to avoid the problem of excessive water consumption in the sewage disposal process caused by the S-shaped bent pipe cavity structure; meanwhile, the utility model can reduce blocking and backflow.

The sewage draining mechanism is driven by a motor, and sewage in the sewage draining pipe cavity is easy to cause failure of the motor after penetrating into the back side of the piston cover plate, so that the technical problem of toilet faults is solved. In addition, the telescopic movement of the piston cover plate and the sealing of the pipeline are driven by a motor, and the technical problems that the required energy consumption is high, the sealing failure and water leakage are easy to occur after the piston part is worn out exist, so that improvement is needed.

Disclosure of Invention

In order to overcome the problems in the related art, embodiments of the present disclosure provide a foot-operated drain valve device and a toilet.

According to a first aspect of embodiments of the present disclosure, there is provided a foot-operated drainage valve arrangement for opening and closing a valve plate assembly of a toilet, the valve plate assembly including a drain pipe, a sealing cover fixed to the drain pipe, and a stopper valve plate sliding in the drain pipe, the foot-operated drainage valve arrangement comprising:

the pedal assembly is provided with a driving rack which moves up and down relative to the mounting seat;

the valve plate driving assembly is used for connecting the valve plate assembly;

a pull rope assembly provided with a winch mechanism and a driving rope, one end of which is connected with the winch mechanism, and the other end of which is connected with the valve plate driving assembly; the winch mechanism is connected with the driving rack in a meshed mode, the driving rope drives the valve plate driving assembly to move when the winch mechanism rotates, and the valve plate driving assembly automatically and elastically resets after the external force of the pedal assembly disappears.

In one embodiment, the winch mechanism comprises a rotating disc, a rotating shaft fixed on the rotating disc and driving teeth connected with the rotating shaft, the rotating shaft is rotatably connected with the mounting seat, the driving teeth are in meshed connection with the driving racks, and the driving rope is fixed on the rotating disc.

In one embodiment, the drive teeth are detachably connected to the rotatable shaft; or, the driving teeth and the rotating shaft are integrally formed.

In one embodiment, the pull rope assembly further comprises a reversing frame and at least one reversing wheel rotatably connected to the reversing frame, the reversing wheel is located between the winch mechanism and the valve plate driving assembly, and the transmission rope is tensioned on the reversing wheel.

In an embodiment, the valve plate driving assembly comprises a driving rod, a connecting cross rod and return springs, wherein the driving rod is connected with the sealing cover in a sliding mode, the connecting cross rod is fixed on the driving rod, the return springs are symmetrically distributed on two sides of the connecting cross rod, the return springs are connected with the sealing cover, and the driving rope is connected with the driving rod.

In one embodiment, the valve plate driving assembly further comprises a sliding seat mounted on the reversing frame, and the driving rod is slidably connected with the sliding seat.

In an embodiment, the pedal assembly comprises a pedal plate hinged to the mounting seat, a sliding plate slidably connected to the mounting seat, a pedal connecting rod connecting the pedal plate and the sliding plate, and a pedal resetting piece connecting the sliding plate and the mounting seat, and the driving rack is arranged on the lateral direction of the sliding plate.

In an embodiment, the pedal drainage valve device further comprises a water supply valve, a water inlet pipe and a water outlet pipe connected with the water supply valve, the water supply valve is provided with a buffer button, a pressing boss is arranged on the lateral side of the sliding plate, and the buffer button is located in the moving direction of the pressing boss.

In one embodiment, the closing speed of the water supply valve is less than the reset speed of the sliding plate.

According to a second aspect of embodiments of the present disclosure, there is provided a toilet comprising a toilet body and a foot operated drain valve arrangement as described above, the drain being mounted to the toilet body.

The technical scheme provided by the embodiment of the disclosure can comprise the following beneficial effects: the pedal assembly drives the winch mechanism to rotate under the action of external force, so that the winch mechanism winds the driving rope, and the valve plate driving assembly and the valve plate assembly are driven to move through the driving rope to open the sewage drain pipe. When the external force disappears, the pedal assembly automatically resets, and meanwhile, the valve plate driving assembly elastically resets and automatically seals the sewage pipe, so that an unpowered automatic sealing structure is realized, and the sealing reliability is high.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

Fig. 1 is a first perspective view of a foot operated drain valve arrangement according to an exemplary embodiment.

Fig. 2 is a second perspective view of a foot operated drain valve arrangement according to an exemplary embodiment.

Fig. 3 is a schematic cross-sectional structure view of a foot operated drain valve apparatus according to an exemplary embodiment.

Fig. 4 is a schematic view showing a structure in which a pedal assembly is coupled to a valve plate driving assembly according to an exemplary embodiment.

Fig. 5 is a schematic structural view of a pedal assembly according to an exemplary embodiment.

In the figure, a mounting base 10; a foot pedal assembly 20; a foot pedal 21; a slide plate 22; pressing the boss 221; a pedal reset member 23; a foot link 24; a drive rack 25; a valve plate driving assembly 30; a driving lever 31; a connecting rail 32; a return spring 33; a slide seat 34; a rotation hole 341; a pull cord assembly 40; a winch mechanism 41; a rotating disc 411; a rotation shaft 412; a driving tooth 413; a driving rope 42; a reversing wheel 43; a reversing frame 44; a water supply valve 50; a water outlet pipe 51; a water inlet pipe 52; a buffer button 53; a valve plate assembly 60; a drain pipe 61; a control port 611; a dirt inlet 612; a drain port 613; a seal cover 62; a slide hole 621; the valve plate 63 is stopped.

Description of the embodiments

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the utility model. Rather, they are merely examples of apparatus and methods consistent with aspects of the utility model as detailed in the accompanying claims.

As shown in fig. 1 to 3, the present disclosure provides a foot operated drain valve assembly for a toilet, which can control the opening and closing of a valve plate assembly 60. The valve plate assembly 60 comprises a drain pipe 61, a sealing cover 62 fixed on the drain pipe 61 and a stop valve plate 63 sliding in the drain pipe 61, wherein the drain pipe 61 is a thin-wall pipe fitting and comprises a sewage inlet 612, a drain port 613 and a control port 611, a curved channel is arranged between the sewage inlet 612 and the drain port 613, and the stop valve plate 63 moves linearly along the central line direction of the control port 611 so as to control the on-off of the sewage inlet 612 and the drain port 613.

The pedal drainage valve device comprises a mounting seat 10, a pedal assembly 20, a valve plate driving assembly 30 and a pull rope assembly 40, wherein the mounting seat 10 is a structural part fixed on a toilet body, the pedal assembly 20 is assembled on the mounting seat 10, and the valve plate driving assembly 30 is in driving connection with the pedal assembly 20 so as to drive the pull rope assembly 40 to stretch and retract according to the movement state of the pedal assembly 20, thereby driving the valve plate assembly 60 to move. Wherein one end of the pedal assembly 20 protrudes out of the toilet body to facilitate the user's pedal control of the movement of the stop valve plate 63. The valve plate driving assembly 30 is connected to the valve plate assembly 60 to drive the valve plate assembly 60 to move along the center line direction of the control port 611. Preferably, the valve plate driving assembly 30 drives the valve plate assembly 60 to linearly reciprocate. Alternatively, the valve plate driving assembly 30 drives the valve plate assembly 60 to rotate.

The rope assembly 40 is provided with a capstan mechanism 41 and a driving rope 42 having one end connected to the capstan mechanism 41, and the other end of the driving rope 42 is connected to the deck driving assembly 30. The pedal assembly 20 is provided with a driving tooth 413 strip 25 which moves up and down relative to the mounting seat 10, the winch mechanism 41 is connected with the driving tooth 413 strip 25 in a meshed mode, and the driving rope 42 drives the valve plate driving assembly 30 to move when the winch mechanism 41 rotates. The capstan mechanism 41 adjusts the total length of the drive rope 42 by winding, and then pulls the movement position of the adjustment flap drive assembly 30 by the drive rope 42. The drive cord 42 is a flexible cord structure that is of constant overall length. When the capstan mechanism 41 winds the driving rope 42, the driving rope 42 can drive the valve plate driving component 30 to move linearly.

In an alternative embodiment, capstan mechanism 41 includes a rotatable plate 411, a rotatable shaft 412 secured to rotatable plate 411, and a drive tooth 413 coupled to rotatable shaft 412, rotatable plate 411 being of a disc-shaped or other disc-shaped configuration, and drive line 42 being secured to rotatable plate 411. When the rotating disc 411 rotates, the driving rope 42 is wound around the outer peripheral wall of the rotating disc 411. Preferably, the outer circumferential wall of the rotating disc 411 is provided with a positioning groove, and the driving rope 42 is aligned to the rotating disc 411 to achieve automatic alignment.

The rotation shaft 412 is rotatably connected to the mounting base 10, the mounting base 10 is provided with a rotation hole 341, and the rotation shaft 412 is connected to the rotation hole 341 in a plugging manner. Preferably, the rotation shaft 412 is connected with the mounting base 10 through a bearing, thereby improving the flexibility of rotation. The driving teeth 413 are fixed to the rotation shaft 412, and the driving teeth 413 are engaged with the driving teeth 413 and the driving teeth 413 strips 25. When the driving teeth 413 bar 25 moves, the driving teeth 413 bar 25 moves the driving teeth 413, thereby driving the rotation shaft 412 to rotate. The amount of movement of the driving teeth 413 strips 25 is adjusted in proportion to the amount of movement of the driving rope 42 to facilitate adjustment of the amount of linear movement of the valve plate driving assembly 30.

Alternatively, the driving teeth 413 are detachably connected to the rotation shaft 412, and the driving teeth 413 are configured as a gear structure mounted to the rotation shaft 412 to constitute an assembled structure. Alternatively, the driving teeth 413 are integrally formed with the rotating shaft 412, and a tooth-shaped structure is formed on a partial peripheral wall of the rotating shaft 412, so that the whole structure is integrated, and the structural strength is high. Preferably, the mounting base 10 is provided with two opposite side wall surfaces, and two ends of the rotation shaft 412 are respectively erected on the two side wall surfaces, so that the driving teeth 413 are located between the two side wall surfaces.

Further, the valve plate driving assembly 30 automatically and elastically resets after the external force of the pedal assembly 20 disappears, an elastic pre-tightening force is provided between the valve plate driving assembly 30 and the valve plate assembly 60, and the stop valve plate 63 seals and blocks the sewage inlet 612 and the sewage outlet 613 under the action of the elastic pre-tightening force.

As shown in fig. 2 to 4, the footrest assembly 20 drives the capstan mechanism 41 to rotate under the action of an external force, so that the capstan mechanism 41 winds the driving rope 42, and the shutter driving assembly 30 and the shutter assembly 60 are driven to move by the driving rope 42, so that the drain pipe 61 is opened. When the external force disappears, the pedal assembly 20 automatically resets, and meanwhile, the valve plate driving assembly 30 elastically resets and automatically closes the sewage pipe 61, thereby realizing an unpowered automatic closing structure with high closing reliability.

In an alternative embodiment, the pull cord assembly 40 further includes a reversing frame 44 and at least one reversing wheel 43 rotatably coupled to the reversing frame 44, the reversing wheel 43 being positioned between the capstan mechanism 41 and the valve plate drive assembly 30, and the drive cord 42 being tensioned to the reversing wheel 43. The reversing frame 44 has a frame structure, and the reversing frame 44 is fixed to the toilet body. The reversing wheel 43 is rotatably connected to the reversing frame 44, and the driving rope 42 is wound around the reversing wheel 43, so that the driving rope 42 can be flexibly tensioned and wound around the reversing wheel 43, the flexibility of rotation is improved, the pulling direction of the driving rope 42 is regulated, and the layout flexibility of the pedal assembly 20 and the valve plate driving assembly 30 is further improved. Preferably, the foot pedal assembly 20 and the valve plate drive assembly 30 are spaced apart and on the same side of the reversing wheel 43, with the foot pedal assembly 20 being adjacent to the drain tube 61.

Preferably, two reversing wheels 43 are arranged, and the two reversing wheels 43 are arranged in parallel on a reversing frame 44 at intervals, so that the driving rope 42 can be simultaneously tensioned on the two reversing wheels 43, and the reversing effect is good. The interval distance between the two reversing wheels 43 is flexibly adjusted, so that the driving rope 42 can be simultaneously tensioned on the two reversing wheels 43, and the reversing adjustment flexibility is high. Preferably, the reversing wheel 43 is connected to the reversing frame 44 by a pin.

In one embodiment, the valve plate driving assembly 30 includes a driving rod 31 slidably connected to a sealing cover 62, a connecting cross rod 32 fixed to the driving rod 31, and return springs 33 symmetrically distributed at both sides of the connecting cross rod 32, the return springs 33 being connected to the sealing cover 62, and the driving rope 42 being connected to the driving rod 31. The driving rod 31 is slidably connected to the seal cover 62, so that the sliding direction of the driving rod 31 can be guided to coincide with the center line of the seal cover 62, and the sliding range and the stroke of the driving rod 31 can be limited by the seal cover 62. Wherein the sealing cover 62 is provided with a sliding hole 621, the sliding hole 621 being configured as a long hole. Preferably, the sealing cover 62 is provided with a sealing ring in a sealing manner, and the sealing ring is elastically and hermetically connected with the driving rod 31.

The connecting cross rod 32 is fixedly connected with the driving rod 31 vertically, and the reset springs 33 are symmetrically connected with the connecting cross rod 32, so that the driving rod 31 automatically abuts against the sealing and blocking sewage inlet 612 and the sewage drain 613 under the action of the elastic pretightening force of the reset springs 33, and the unpowered automatic partition effect is realized.

Further, the valve plate driving assembly 30 further includes a sliding seat 34 mounted to the reversing frame 44, and the driving rod 31 is slidably connected to the sliding seat 34. The sliding seat 34 is mounted on the reversing frame 44 and spaced apart from the reversing wheel 43, and the sliding seat 34 is provided with a sliding hole 621, and the sliding hole 621 is used for supporting and guiding the driving rod 31 to slide, thereby improving the stability of the direction in which the driving rod 31 moves linearly. Optionally, the top of the sliding seat 34 is provided with a groove penetrating to the sliding hole 621 to constitute a notch structure like a V. Alternatively, the driving rod 31 is configured as a cylindrical rod, prismatic rod type column or tubular structure.

As shown in fig. 2, 3 and 5, in one embodiment, the pedal assembly 20 includes a pedal plate 21 hingedly connected to the mount 10, a slide plate 22 slidably connected to the mount 10, a pedal link 24 connecting the pedal plate 21 and the slide plate 22, and a pedal return 23 connecting the slide plate 22 and the mount 10, and a driving tooth 413 bar 25 is provided laterally of the slide plate 22. The foot pedal 21 extends out of the mounting base 10 and can be directly stepped on by a user for convenient manipulation. The pedal connecting rod 24 drives the sliding plate 22 to move downwards when the pedal 21 rotates downwards, meanwhile, the driving teeth 413 and 25 drive the driving teeth 413 to rotate downwards, the rotating disc 411 drives the driving rope 42 to wind, and the driving rope 42 drives the valve plate driving assembly 30 to move so as to be communicated with and open the sewage inlet 612 and the sewage outlet 613. The feet of the user leave the pedal plate 21, the pedal reset piece 23 automatically drives the sliding plate 22 to ascend, and the pedal connecting rod 24 drives the pedal plate 21 to ascend and reset. The return spring 33 simultaneously drives the driving rod 31 to return so as to close the sewage inlet 612 and the sewage outlet 613.

Further, the foot-operated drain valve device further includes a water supply valve 50, a water inlet pipe 52 and a water outlet pipe 51 connected to the water supply valve 50, the water supply valve 50 is provided with a buffer button 53, a pressing boss 221 is provided laterally of the slide plate 22, and the buffer button 53 is located in a moving direction of the pressing boss 221. The water supply valve 50 is connected to an external water source and supplies flushing water into the toilet bowl through a water inlet pipe 52. The buffer button 53 protrudes toward the pressing boss 221, and when the sliding plate 22 moves down, the pressing boss 221 triggers the buffer button 53 to open the communication water inlet pipe 52 and the water outlet pipe 51, the water outlet pipe 51 flushes into the toilet, and the sewage inlet 612 and the sewage outlet 613 communicate with sewage. When the slide plate 22 moves up, the buffer button 53 is reset and closes the water inlet pipe 52 and the water outlet pipe 51, and the valve plate assembly 60 blocks the sewage inlet 612 and the sewage outlet 613 from being closed.

Preferably, the closing speed of the water supply valve 50 is smaller than the resetting speed of the sliding plate 22, i.e., the water supply valve 50 is not completely closed within a preset period of time after the valve plate assembly 60 blocks the sewage inlet 612 and the sewage outlet 613, and the water inlet pipe 52 can still output flushing water into the toilet bowl so that a proper amount of water is reserved in the toilet bowl.

The pedal water draining and valve draining device disclosed by the embodiment is applied to the toilet, so that manual pressing flushing is avoided, and the pedal water draining and valve draining device is applicable to public settings used by multiple people. Meanwhile, the pedal drainage valve device can solve the problems of congestion and water leakage, and improves the use stability. Wherein the toilet comprises a toilet body and the pedal drainage valve device disclosed in the above embodiments, and the drain pipe 61 is mounted on the toilet body.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any adaptations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It is to be understood that the present disclosure is not limited to the precise arrangements and instrumentalities shown in the drawings, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. The utility model provides a pedal drainage valve arrangement for opening and close of the valve plate subassembly of toilet bowl, the valve plate subassembly includes the blow off pipe, is fixed in the sealed lid of blow off pipe and slide in the stop valve plate in the blow off pipe, its characterized in that, pedal drainage valve arrangement includes:

2. The foot operated drain valve arrangement of claim 1, wherein the winch mechanism includes a rotatable plate, a rotatable shaft secured to the rotatable plate, and a drive tooth coupled to the rotatable shaft, the drive tooth being in meshed engagement with the drive rack, the drive rope being secured to the rotatable plate.

3. The foot operable drainage valve arrangement of claim 2 wherein said drive teeth are removably connected to said rotatable shaft; or, the driving teeth and the rotating shaft are integrally formed.

4. The foot operable drain valve assembly of claim 2, wherein said pull cord assembly further comprises a reversing frame and at least one reversing wheel rotatably coupled to said reversing frame, said reversing wheel being positioned between said winch mechanism and said valve plate drive assembly, said drive cord being tensioned to said reversing wheel.

5. The foot operated drainage and valve drainage device according to claim 4, wherein the valve plate driving assembly comprises a driving rod connected with the sealing cover in a sliding manner, a connecting cross rod fixed on the driving rod and return springs symmetrically distributed on two sides of the connecting cross rod, the return springs are connected with the sealing cover, and the driving rope is connected with the driving rod.

6. The foot operable drainage and valve drainage device of claim 5, wherein said valve plate driving assembly further comprises a slide mount mounted to said reversing frame, said driving rod being slidably coupled to said slide mount.

7. The foot operable drainage and valve drainage device of claim 1, wherein said foot operable assembly comprises a foot operable hinged to said mounting base, a slide plate slidably coupled to said mounting base, a foot operable link connecting said foot operable to said slide plate, a foot operable return connecting said slide plate to said mounting base, and said drive rack is disposed laterally of said slide plate.

8. The foot operated drain valve arrangement of claim 7, further comprising a water supply valve, a water inlet pipe and a water outlet pipe connected to the water supply valve, the water supply valve being provided with a buffer button, the sliding plate being laterally provided with a pressing boss, the buffer button being located in a moving direction of the pressing boss.

9. The foot operable drain valve assembly of claim 8, wherein a closing speed of said water supply valve is less than a return speed of said slide plate.

10. A toilet bowl comprising a toilet bowl body and a foot operated drain valve assembly according to any one of claims 1 to 9, said drain pipe being mounted to said toilet bowl body.