CN113974474A

CN113974474A - Damping device suitable for intelligent closestool

Info

Publication number: CN113974474A
Application number: CN202111585421.1A
Authority: CN
Inventors: 丁杨伟; 付琦; 张凯敏
Original assignee: Xuzhou Lizhuo Intelligent Technology Co ltd
Current assignee: Xuzhou Lizhuo Intelligent Technology Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-01-28
Anticipated expiration: 2041-12-23
Also published as: CN113974474B

Abstract

The invention relates to the technical field of toilets, and particularly discloses a damping device suitable for an intelligent toilet, which is used for damping and buffering the rotation of a toilet cover and a seat cushion in the intelligent toilet. The damping device comprises a first shell, a second shell, a first piston rod, a fixed ring and a piston. First casing and second casing, relative connection and formation fluid flow cavity, the inside fixedly connected with at least one retainer plate of flow cavity, the retainer plate is the disc-shaped structure of seting up the embedding hole that runs through for the centre, and the retainer plate is divided into first cavity and second cavity with the flow cavity. The end parts of the first shell and the second shell are slidably nested with the first piston rod and the second piston rod, one ends of the first piston rod and the second piston rod extend into the flowing cavity and are connected with the pistons, the pistons are located on two sides of the fixed ring, fluid is filled in the flowing cavity, and the fluid is located between the two pistons. And the shock absorption is carried out through fluid speed limit, so that shock absorption jumping is avoided.

Description

Damping device suitable for intelligent closestool

Technical Field

The invention relates to the technical field of toilets, in particular to a damping device suitable for an intelligent toilet.

Background

Along with the development of science and technology, people also tend to intelligentize life, and an intelligent closestool or an intelligent closestool has multiple functions, such as warm water flushing, massage, seat warming and the like of the lower body, so that the cold closestool seat can be prevented from being endured when people go to the toilet in cold weather, the best personal hygiene can be kept after the people go to the toilet every time, and the pain and the relieving symptoms of patients suffering from hemorrhoids, constipation or urinary system can be relieved, therefore, the intelligent closestool or the intelligent closestool is well loved and used by more and more consumers in many countries.

The closestool cover and the sitting washer of the existing intelligent closestool are driven by the driving piece, the closestool is opened and closed by rotating the closestool cover and the sitting washer, people need to rotate the closestool cover and the sitting washer quickly when using a toilet, and the closestool cover and the sitting washer collide with the closestool main body, so that the closestool cover and the sitting washer are easily damaged.

Disclosure of Invention

In order to solve the technical problems, the invention provides a damping device suitable for an intelligent closestool, which is used for damping and buffering the rotation of a closestool cover and a cushion ring in the intelligent closestool, and comprises a first shell, a second shell, a first piston rod, a fixed ring and a piston;

the fluid flow device comprises a first shell and a second shell which are oppositely connected to form a fluid flow cavity, wherein at least one fixing ring is fixedly connected inside the fluid flow cavity, the fixing ring is of a disc-shaped structure, the middle of the fixing ring is provided with a penetrating embedding hole, the fixing ring divides the fluid flow cavity into a first cavity and a second cavity, and the first cavity is communicated with the second cavity through the embedding hole; the end parts of the first shell and the second shell are slidably nested with the first piston rod and the second piston rod, one ends of the first piston rod and the second piston rod extend into the flowing cavity and are connected with the pistons, the pistons are located on two sides of the fixed ring, fluid is filled in the flowing cavity, and the fluid is located between the two pistons.

Preferably: the first shell and the second shell are connected in a matched mode through threads, and the fixing ring is installed inside the first shell or the second shell through threads.

Preferably: and a supporting piece is fixedly connected to the end part of the first piston rod and/or the second piston rod.

Preferably: the supporting sheet is a rubber pad.

Preferably: the cushion ring is provided with a mounting hole, the first shell and the second shell penetrate through the mounting hole and are mounted in a welding or clamping mode and the like.

Preferably: the thread has been seted up to the looks remote site outer wall of first casing and second casing, and the cooperation nestification has the clamping ring on first casing and the second casing, moves through twisting and makes two clamping rings draw close the centre gripping in the both sides of cushion circle.

Preferably: and the opposite surfaces of the clamping rings are provided with buffer pads.

Preferably: the clamping ring is arranged to be of a hexagonal prism structure, and at least one embedding opening is radially formed in the outer wall of the clamping ring.

Preferably: the fixed ring is provided with a buffer piece, the buffer piece is axially slidably nested in the embedding hole, and the buffer piece moves in the embedding hole through fluid pressure and changes the cross-sectional area of fluid flow.

Preferably: the buffer piece comprises a movable ring disc and a plurality of connecting frames, the connecting frames are symmetrically fixed on two surfaces of the fixed ring and are distributed around the embedding hole in a circumferential mode, a guide rod is fixedly connected between the two symmetrically arranged connecting frames, the guide rod axially slides to penetrate through the edge of the movable ring disc, a through hole is formed in the middle of the movable ring disc, springs are nested on the guide rod and are positioned on two sides of the movable ring disc, the movable ring disc enters the embedding hole under the action of the springs, and when the pressure of fluid is small, the fluid flows through the through hole; when the pressure of the fluid is higher, the movable ring disc is under the pressure, the spring is contracted under the pressure, the movable ring disc slides out of the embedding hole, and the embedding hole is of a columnar structure with a thin middle part and thick two ends.

The invention has the technical effects and advantages that: the second piston rod and the first piston rod slide to perform damping buffering, and the up-and-down rotation of the cushion ring can be matched, so that the sliding positions of the first piston rod and the second piston rod are consistent with the rotating position of the cushion ring, manual adjustment is avoided, and the use is convenient and rapid. The fluid is limited through the embedding hole, and the automatic adjustment is realized through the flow velocity adaptive pressure. When the second piston rod or the first piston rod is contacted with the closestool main body and the cushion ring, the second piston rod or the first piston rod is subjected to resistance, so that the closestool cover and the cushion ring are blocked, and the fluid flows through the embedding hole to form shock absorption and buffering. The obstruction force of the fluid is related to the flow rate of the fluid, so that the toilet lid and the seat cushion ring are quickly decelerated firstly and then stably fall on the toilet main body and the seat cushion ring, and elasticity is not generated to enable the toilet lid or the seat cushion ring to bounce. The speed is reduced through the flowing of the fluid, so that the toilet cover and the seat cushion ring can rotate quickly, the rotation time of the toilet cover and the seat cushion ring is shortened, and the toilet is convenient to use.

Drawings

Fig. 1 is a schematic perspective view of a shock absorbing device suitable for an intelligent toilet according to the present invention.

Fig. 2 is a schematic view of an internal front view structure of a shock absorbing device suitable for an intelligent toilet according to the present invention.

Fig. 3 is a schematic perspective view of a second housing of a shock absorbing device for an intelligent toilet according to the present invention.

Fig. 4 is a schematic view of a combined structure of a fixed ring and a movable ring plate in the damping device for an intelligent toilet according to the present invention.

Fig. 5 is a schematic view of the mounting structure of the present invention.

Fig. 6 is a schematic diagram showing the relationship between the rotational displacement, the rotational speed and the resistance of the cushion ring in the damping device for the intelligent toilet provided by the invention.

Description of reference numerals: the toilet seat comprises a first shell 1, a first piston rod 2, a supporting sheet 3, a clamping ring 4, an embedding opening 5, a second shell 6, a second piston rod 7, a piston 8, a fixing ring 9, an embedding hole 10, a connecting frame 11, a guide rod 12, a spring 13, a movable ring plate 14, a toilet cover 15, a cushion ring 16 and a mounting hole 17.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Example 1

Referring to fig. 1 to 3, in the present embodiment, a damping device suitable for an intelligent toilet is provided, which is used for damping and buffering a toilet lid 15 and a seat 16 in the intelligent toilet during rotation, so as to avoid collision among the seat 16, the toilet lid 15 and a toilet body. The damping device suitable for the intelligent closestool comprises a first shell 1, a second shell 6, a first piston rod 2, a fixing ring 9 and a piston 8.

The first housing 1 and the second housing 6 are connected to each other and form a fluid flow cavity. The inside fixedly connected with of cavity that flows has at least one retainer plate 9, and the disk-shaped structure of the embedding hole 10 that runs through is seted up for the centre to retainer plate 9, and first cavity and second cavity are cut apart into with the cavity that flows to retainer plate 9, and first cavity and second cavity communicate through embedding hole 10. The end parts of the first shell 1 and the second shell 6 are slidably nested with a first piston rod 2 and a second piston rod 7, one end of the first piston rod 2 and one end of the second piston rod 7 extend into the flowing cavity and are connected with pistons 8, the two pistons 8 are arranged on two sides of a fixed ring 9, the flowing cavity is filled with fluid, and the fluid is arranged between the two pistons 8. The shock absorbing means is mounted on the cushion ring 16. Referring to fig. 5, the first housing 1 and the second housing 6 at this time are respectively located at the upper side and the lower side of the cushion ring 16, when the controller of the intelligent toilet controls the cushion ring 16 to rotate downward, the second piston rod 7 at this time extends out of the flow cavity and the first piston rod 2 enters the flow cavity, the cushion ring 16 rotates downward to make the second piston rod 7 contact with the toilet main body, the second piston rod 7 is pushed by the blocking force to push the piston 8 to slide in the second cavity, positive pressure is formed in the second cavity, and the flow in the second cavity enters the first cavity through the insertion hole 10. The fluid is restricted by the insertion hole 10 and obstructs the second piston rod 7, thereby damping and buffering the cushion ring 16, so that the cushion ring 16 is decelerated and rotated first and finally contacts the toilet main body. The sliding of the second piston rod 7 makes the first piston rod 2 extend upwards and be in a shock-absorbing and buffering state for the toilet lid 15. When the toilet lid 15 is rotated downward to cover the toilet body, the first piston rod 2 supports the toilet lid 15 and performs shock absorption. When the cushion ring 16 rotates upward, the first piston rod 2 contacts the toilet lid 15, buffering and returning the first piston rod 2 and the second piston rod 7 to the original position. Under the action of gravity, the second piston rod 7 slides into the second cavity and brings the first piston rod 2 into a shock absorbing state with the cushion ring 16 lifted. Slide through second piston rod 7 and first piston rod 2 and carry out the shock attenuation buffering that slides, can cooperate the up-and-down rotation of cushion ring 16, make first piston rod 2 and second piston rod 7 sliding position unanimous with cushion ring 16 turned position to avoid artificial regulation, convenient to use is swift. The fluid is restricted by the insert hole 10 and is automatically adjusted by adapting the pressure to the flow rate. Since the speed v is fast at the beginning when the toilet seat 16 and the toilet lid 15 rotate, when the second piston rod 7 or the first piston rod 2 contacts the toilet main body and the toilet seat 16, the second piston rod 7 or the first piston rod 2 is subjected to resistance, so as to block the toilet lid 15 and the toilet seat 16, and the fluid flows through the insertion hole 10 to absorb and buffer the shock, and slides through the piston 8 to squeeze the fluid. The fluid resistance force f is related to the fluid flow velocity v, see in particular fig. 6 (coordinate system of the rotation speed of the cushion ring 16, the pressure and the distance between the cushion ring 16 and the toilet body). Therefore, the toilet lid 15 and the seat 16 are quickly decelerated and then stably dropped on the toilet body and the seat 16 without generating elasticity to bounce the toilet lid 15 or the seat 16. So that the toilet lid 15 and the seat 16 can be smoothly seated on the toilet body. The speed reduction is performed by the fluid flow, so that the toilet lid 15 and the seat ring 16 can rotate rapidly, the rotation time of the toilet lid 15 and the seat ring 16 is shortened, and the use of the toilet is convenient. Of course, the shock absorbing device can be mounted on both the toilet lid 15 and the seat 16, and will not be described herein.

In the embodiment of the present invention, the first shell 1 and the second shell 6 may be a barrel or a polygonal barrel structure, and the piston 8 is in sealing fit with the inside of the first shell 1 and the second shell 6, so as to facilitate the pushing of the fluid and facilitate the alternate flow in the first cavity and the second cavity. The first housing 1 and the second housing 6 may be made of a metal material, thereby increasing the rigidity of the flow cavity. The first housing 1 and the second housing 6 can be connected by screw-fitting, so that the first housing 1 and the second housing 6 can be assembled conveniently and quickly. And a sealed anastomosis of the flow lumens is formed. The retainer ring 9 can be mounted inside the first housing 1 or the second housing 6 through threads, and is connected with the first housing 1, the second housing 6 and the retainer ring 9 through threads, so that the assembly is convenient and quick. When the installation is carried out, the installation can be carried out on two sides of the rotating connecting end of the cushion ring 16, certainly, the installation can also be carried out in three, the third installation can be carried out on the rotating connecting end of the cushion ring 16, and the third installation can also be carried out in the middle of the non-rotating connecting end of the second shell 6, so that the obstruction to the use is avoided.

In the embodiment of the present invention, the end of the first piston rod 2 and/or the second piston rod 7 is fixedly connected with the support plate 3, and the support plate 3 increases the blocking area of the first piston rod 2 and/or the second piston rod 7, thereby reducing the blocking pressure and avoiding the collision between the toilet main body and the toilet lid 15. The support sheet 3 may be a rubber pad structure.

Referring to fig. 5, in the embodiment of the present invention, in the installation process of the shock absorbing device, the cushion ring 16 is provided with the installation hole 17, the first housing 1 and the second housing 6 penetrate through the installation hole 17, and the shock absorbing device may be installed by welding, clamping, and the like, which is not described herein in detail. Carry out fixed mounting through the welding, can weld in 15 production processes of toilet lid, can dismantle fixed mounting, maintain, change convenient and fast to damping device through the centre gripping mode. When carrying out centre gripping mode installation, the looks remote site outer wall of first casing 1 and second casing 6 is seted up threadedly, and the cooperation is nested on first casing 1 and the second casing 6 has grip ring 4, moves through twisting and makes two grip rings 4 draw close the centre gripping in the both sides of cushion circle 16 to accomplished damping device's fixed, simple to operate is swift, and the centre gripping is stable. The opposite face of grip ring 4 is provided with the blotter, has avoided grip ring 4 extrusion cushion ring 16 to cause cushion ring 16 damaged, has increased the stability of damping device's installation simultaneously, has avoided damping device to rock. The clamping ring 4 can be arranged to be of a hexagonal prism structure, so that a hexagonal wrench can be conveniently used for rotating the clamping ring 4. At least one embedding opening 5 is radially opened on the outer wall of the clamping ring 4, and hard objects such as round pipes are inserted into the embedding opening 5, so that the rotating torque of the clamping ring 4 is increased, the rotation of the clamping ring 4 is convenient, and the damping device is convenient to install.

Example 2

Referring to fig. 2 to 4, the fixing ring 9 is provided with a buffer member, the buffer member is axially slidably nested in the insertion hole 10, the buffer member moves in the insertion hole 10 through fluid pressure, and the flowing cross-sectional area of the fluid is changed, so that the flow rate of the fluid is adjusted, the resistance of the first piston rod 2 and the resistance of the second piston rod 7 can be adjusted, the buffering speed of the first piston rod 2 and the buffering speed of the second piston rod 7 are changed, the damping device blocking force can be balanced, the maximum blocking force is reduced, and the collision force is further reduced.

The buffer piece comprises a movable ring disc 14 and a plurality of connecting frames 11, wherein the connecting frames 11 are symmetrically fixed on two surfaces of the fixed ring 9 and are distributed around the embedding hole 10 in a circumferential mode; the guide rod 12 is fixedly connected between the two symmetrically arranged connecting frames 11, the guide rod 12 axially slides to penetrate through the edge of the movable ring disc 14, a through hole is formed in the middle of the movable ring disc 14, the guide rod 12 is nested with the spring 13, and the spring 13 is located on two sides of the movable ring disc 14. The movable ring 14 is inserted into the insertion hole 10 by the spring 13, and when the fluid is subjected to a small pressure, the fluid flows through the through hole. When the fluid is pressurized, the movable ring plate 14 is pressurized, the spring 13 is pressurized to contract, the movable ring plate 14 slides out of the insertion hole 10 and releases the insertion hole 10, the fluid flows from the inside of the insertion hole 10, and the fluid flow is regulated by the spring 13, so that the damping force of the first piston rod 2 and the second piston rod 7 can be regulated. The cross-sectional area of the fluid can be adjusted by adjusting the spring 13, so that the pressure intensity can be controlled, the buffering capacity is high, and the spring 13 is reset and cannot rebound. The connecting frame 11 may be an L-shaped structure, one end of which is fixedly connected to the fixing ring 9, and the other end of which is fixedly connected to one end of the guide rod 12, so that the connecting frame 11 is stably supported. The guide rod 12 guides the sliding of the movable ring plate 14, so that the sliding stability of the movable ring plate 14 is good. The embedding hole 10 is a columnar structure with a thin middle and thick two ends, the structure of the movable ring disc 14 is matched with the embedding hole 10, the movable ring disc 14 is embedded in the middle of the embedding hole 10 under the action of the spring 13, when the spring 13 is compressed by pressure, the movable ring disc 14 slides out of the middle position of the embedding hole 10, the cross section of fluid can be gradually increased, the flow rate of the fluid is smoothly increased, the shock absorption device is prevented from changing in a gradient mode, and the shock absorption buffering capacity is improved. The insertion hole 10 and the movable ring 14 may have a columnar structure, a polygonal column structure, or the like, which will not be described in detail herein.

It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by one of ordinary skill in the art and related arts based on the embodiments of the present invention without any creative effort, shall fall within the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.

Claims

1. A damping device suitable for intelligent closestool for to among the intelligent closestool toilet lid and cushion ring rotate the in-process shock attenuation, buffering, damping device suitable for intelligent closestool include: the piston comprises a first shell, a second shell, a first piston rod, a fixed ring and a piston;

the first shell and the second shell are oppositely connected and form a fluid flowing cavity, at least one fixing ring is fixedly connected inside the flowing cavity, the fixing ring is of a disc-shaped structure, the middle of the fixing ring is provided with a penetrating embedding hole, the flowing cavity is divided into a first cavity and a second cavity by the fixing ring, and the first cavity is communicated with the second cavity through the embedding hole; the end parts of the first shell and the second shell are slidably nested with the first piston rod and the second piston rod, one ends of the first piston rod and the second piston rod extend into the flowing cavity and are connected with the pistons, the pistons are located on two sides of the fixed ring, fluid is filled in the flowing cavity, and the fluid is located between the two pistons.

2. The shock absorbing device for the intelligent closestool of claim 1, wherein the first shell and the second shell are connected in a screw thread fit mode, and the fixing ring is installed inside the first shell or the second shell through screw threads.

3. The shock absorbing device suitable for the intelligent closestool of claim 1, wherein a supporting plate is fixedly connected to the end of the first piston rod and/or the second piston rod.

4. The intelligent toilet shock absorbing device as claimed in claim 3, wherein the support sheet is a rubber pad.

5. The intelligent closestool damping device according to claim 1, wherein the seat ring is provided with mounting holes, and the first shell and the second shell penetrate through the mounting holes.

6. The shock absorbing device for the intelligent closestool as claimed in claim 5, wherein the outer walls of the opposite ends of the first shell and the second shell are threaded, the first shell and the second shell are nested with clamping rings in a matching manner, and the two clamping rings are clamped close to each other on two sides of the cushion ring by screwing.

7. The intelligent closestool damping device according to claim 6, wherein the opposite surfaces of the clamping ring are provided with buffering pads.

8. The shock absorbing device suitable for the intelligent closestool of claim 6, wherein the clamping ring is of a hexagonal prism structure, and at least one embedding opening is radially formed in the outer wall of the clamping ring.

9. The intelligent closestool damping device according to any one of claims 1 to 8, wherein the fixing ring is provided with a damping member, the damping member is axially slidably nested inside the insertion hole, and the damping member moves inside the insertion hole by fluid pressure and changes the cross-sectional area of fluid flow.

10. The intelligent closestool damping device according to claim 9, wherein the damping member comprises a movable ring plate and a plurality of connecting frames, and the connecting frames are symmetrically fixed on two surfaces of the fixed ring and are circumferentially distributed around the embedding hole; a guide rod is fixedly connected between the two symmetrically arranged connecting frames, the guide rod axially slides to penetrate through the edge part of the movable ring disc, a through hole is formed in the middle of the movable ring disc, a spring is nested on the guide rod, and the spring is positioned on two sides of the movable ring disc; under the action of the spring, the movable ring disc enters the embedding hole, and when the pressure of the fluid is lower, the fluid flows through the through hole; when the pressure of the fluid is higher, the movable ring disc is under the pressure, the spring is contracted under the pressure, the movable ring disc slides out of the embedding hole, and the embedding hole is of a columnar structure with a thin middle part and thick two ends.