CN219952142U

CN219952142U - Integrated closestool button structure and intelligent closestool

Info

Publication number: CN219952142U
Application number: CN202321344235.3U
Authority: CN
Inventors: 黄伟新; 谢伟藩
Original assignee: Foshan Hegii Sanitaryware Co ltd
Current assignee: Foshan Hegii Sanitaryware Co ltd
Priority date: 2023-05-30
Filing date: 2023-05-30
Publication date: 2023-11-03
Anticipated expiration: 2033-05-30

Abstract

The utility model discloses an integrated closestool key structure and an intelligent closestool. The integrated closestool key structure comprises a button assembly and an electric driving assembly; the button assembly comprises a button rod and a pressing rod, the pressing rod is positioned below the button rod, the pressing rod is used for pressing a drainage valve key of the toilet, and when the button rod is pressed, the pressing rod can be driven to move in a pressing mode; the electric drive assembly comprises a motor, a sector gear and a rack, wherein the rack is fixedly connected with the pressing rod, the sector gear is fixed on a motor shaft of the motor and is meshed with the rack, so that the motor can sequentially drive the pressing rod to move in a pressing mode through the sector gear and the rack. The integrated closestool key structure realizes the integrated design of manual flushing and automatic flushing, has simple and compact structure and low production cost, and does not interfere with manual flushing and automatic flushing.

Description

Integrated closestool button structure and intelligent closestool

Technical Field

The utility model belongs to the technical field of intelligent closestool keys, and particularly relates to an integrated closestool key structure and an intelligent closestool.

Background

Along with the demand of people for life quality is higher and higher, intelligent closestool becomes life necessity gradually, because intelligent closestool not only has traditional manual bath button, but also has bath drive arrangement, can realize automatic bath, and it is more convenient to use. However, the existing intelligent closestool adopts a manual flushing button to be arranged on a water tank cover, and a split structural design in the water tank is arranged on a flushing driving device, so that the flushing driving device is close to a water line of the water tank or is positioned below the water line of the water tank, so that the risk of water inlet short circuit of the flushing driving device is easy to occur, and the intelligent closestool has the advantages of complex overall structure, high maintenance difficulty and high production cost.

Disclosure of Invention

In view of the above, the present utility model discloses an integrated toilet key structure and a smart toilet, which overcome or at least partially solve the above-mentioned problems.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an integrated closestool key structure, which comprises a button component and an electric driving component;

the button assembly comprises a button rod and a pressing rod, the pressing rod is positioned below the button rod, the pressing rod is used for pressing a drainage valve key of the closestool, and when the button rod is pressed, the pressing rod can drive the pressing rod to move in a pressing mode;

the electric drive assembly comprises a motor, a sector gear and a rack, wherein the rack is fixedly connected with the pressing rod, the sector gear is fixed on a motor shaft of the motor and meshed with the rack, so that the motor can sequentially pass through the sector gear and the rack for transmission, and the pressing rod is driven to press down and move.

Further, the button assembly further comprises an elastic member;

the elastic piece is used for providing restoring force for the pressing rod after pressing down and moving.

Further, the portable electronic device further comprises a shell assembly, wherein the shell assembly comprises a key upper shell and a key lower shell which are fixedly connected;

the sector gear, the rack and the pressing rod are positioned in the lower key shell, a through hole is formed in the upper key shell, and the lower end of the button rod penetrates through the through hole and corresponds to the upper end of the pressing rod.

Further, a limiting snap ring is sleeved on the button rod below the through hole, and the outer diameter of the limiting snap ring is larger than the inner diameter of the through hole.

Further, the sector gear is provided with a protruding portion extending along the axial direction, and the key lower shell is provided with a positioning groove for accommodating the protruding portion.

Further, a limiting protrusion is arranged on the rack, and a limiting groove matched with the limiting protrusion is arranged on the key lower shell, so that the rack can only move along the vertical direction.

Further, the button assembly further comprises a valve stem;

the upper end of the valve rod is fixedly connected with the lower end of the lower pressure rod.

Further, the upper end of the valve rod is fixedly connected with the lower end of the lower pressure rod through a threaded structure, and a locking nut is sleeved on the valve rod and used for locking and fixing the valve rod and the lower pressure rod.

Further, the electric drive assembly further comprises a circuit board;

the novel electric motor is characterized in that a magnet is arranged on the rack, a Hall switch is arranged on the motor, and when the rack moves to an initial position, the magnet corresponds to the position of the Hall switch, and the Hall switch and the motor are connected with the circuit board through signals.

The utility model further provides an intelligent closestool, and the integrated closestool key structure is arranged on the intelligent closestool.

The utility model has the advantages and beneficial effects that:

in the integrated closestool key structure, the manual flushing of the key structure is realized by arranging the pressing rod for pressing the drainage valve key of the closestool and arranging the button rod above the pressing rod, wherein the button rod can drive the pressing rod to press the drainage valve key when the button rod is pressed; in addition, by arranging the motor, the sector gear and the rack, the rack is fixedly connected with the pressing rod, when the motor drives the sector gear to rotate, the sector gear can drive the rack to move downwards, and then the pressing rod is driven to move downwards, and the pressing valve is pressed down to press the pressing valve key, so that automatic flushing of the key structure is realized; the integrated closestool key structure realizes the integrated design of manual flushing and automatic flushing, has simpler and more compact structure, is convenient to detach and maintain, has low production cost, and does not interfere with the manual flushing and the automatic flushing; in addition, because the integrated closestool button structure can be fixed on the water tank cover of closestool, make the motor keep away from the work water line of water tank, can effectively prevent the emergence of the failure condition of intaking, this integrated closestool button structure can directly be applied to in the current closestool structure simultaneously, simple to operate need not to carry out extra design to the closestool structure, has further reduced the manufacturing cost of closestool.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

FIG. 1 is a block diagram illustrating the assembly of an integrated toilet key structure within a toilet tank in accordance with one embodiment of the present utility model;

FIG. 2 is a perspective view of an integrated toilet key structure according to one embodiment of the present utility model;

FIG. 3 is a vertical cross-sectional view of an integrated toilet key structure in a direction parallel to a motor shaft in one embodiment of the utility model;

FIG. 4 is a vertical cross-sectional view of an integrated toilet key structure in a direction perpendicular to a motor shaft in accordance with one embodiment of the present utility model;

fig. 5 is a positional relationship diagram of a sector gear, a rack, and a depression bar in an embodiment of the present utility model.

In the figure: 1. a push button lever; 2. pressing down a rod; 3. an elastic member; 4. a drain valve key; 5. a motor; 6. a sector gear; 7. a rack; 8. a motor housing; 9. a key upper case; 10. a key lower case; 11. a return spring; 12. a fixing nut; 13. a fixing flange; 14. a limiting snap ring; 15. a boss; 16. a limit protrusion; 17. a valve rod; 18. a lock nut; 19. a magnet; 20. a Hall switch; 21. a water tank cover; 22. and a key cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The following describes in detail the technical solutions provided by the embodiments of the present utility model with reference to the accompanying drawings.

In one embodiment of the utility model, an integrated toilet key structure is disclosed that includes a button assembly and an electrically driven assembly.

Specifically, as shown in fig. 1 and fig. 3 to 5, the button assembly includes a button rod 1 and a pressing rod 2, the pressing rod 2 is located below the button rod 1, the pressing rod 2 is used for pressing a drainage valve button 4 of the toilet, that is, when the integrated toilet button structure is assembled in the toilet tank, the pressing rod 2 is suspended above the drainage valve button 4 of the toilet, or the lower end of the pressing rod 2 is abutted with the drainage valve button 4 of the toilet. Thus, when the button rod 1 is pressed, the button rod 1 can drive the pressing rod 2 to press down and move, and the drainage valve key 4 is pressed, so that the drainage valve of the toilet is opened, and manual flushing is realized; in addition, in the process of manual flushing, the downward travel of the downward pressure rod 2 can be controlled by controlling the downward pressure amount of the pressing button rod 1, so that the pressing degree of the drainage valve key 4 is further controlled, and the flushing amount of the drainage valve is controlled, thereby realizing manual half flushing and manual full flushing; when the push button bar 1 is not pressed, the push button bar 2 is driven to move upwards by the return of the drain valve key 4, so that the push button bar 2 is reset to the initial position (namely, the position where the push button bar 2 is located in fig. 3 and 4).

Of course, the button assembly may further include an elastic member 3, where the elastic member 3 is configured to provide a restoring force to the pressing rod 2 after the pressing movement, and when the button rod 1 is not pressed, the elastic member 3 drives the pressing rod 2 to move upwards and restore to the initial position (i.e. the position where the pressing rod 2 is located in fig. 3 and 4).

As shown in fig. 4 and 5, the electric drive assembly comprises a motor 5, a sector gear 6 and a rack 7; wherein the sector gear is a gear with one side having teeth and one side having no teeth; the upper end of the rack 7 is fixedly connected with the upper end of the lower pressure rod 2, the rack 7 and the lower pressure rod 2 can be of an integrated structure and are formed through integral injection molding, and the rack 7 and the lower pressure rod 2 can be fixedly connected through a screw or a buckle structure; the sector gear 6 is fixed on the motor shaft of the motor 5 and is meshed with the rack 7. When the motor 5 does not drive the sector gear 6 to rotate, as shown in fig. 4, the toothless side of the sector gear 6 is in contact with the rack 7; thus, when the push button rod 1 is pressed to drive the push rod 2 to move downwards, the sector gear 6 does not influence the movement of the push rod 2, and further the electric driving assembly does not influence the realization of the manual flushing function of the key structure. When the motor 5 drives the sector gear 6 to rotate, one toothed side of the sector gear 6 is contacted with the rack 7, and the rack 7 is driven to move downwards through meshing transmission, so that the lower pressure rod 2 is driven to move downwards, the drainage valve key 4 is extruded, the drainage valve of the toilet is opened, and automatic flushing is realized. After the sector gear 6 rotates for a certain angle, the teeth on the sector gear 6 are separated from the rack 7, and the pressing rod 2 is reset to the initial position under the reset action of the drainage valve key 4. When the motor 5 drives the sector gear 6 to rotate for one circle, the teeth on the sector gear 6 are contacted with the rack 7 and separated from the rack 7, the movement stroke of the rack 7 is long, and one-time automatic full punching can be completed; when the motor 5 drives the sector gear 6 to rotate for a certain angle and then reversely rotate, the moving stroke of the rack 7 is smaller than that of the rack 7 during automatic full flushing, the drain valve of the toilet is only partially opened, and one-time automatic half flushing can be completed.

In addition, the motor can be controlled to work through the remote control key to realize automatic flushing; or the motor is controlled to work through the induction device, for example, when an infrared sensor on the closestool senses that a human body leaves the closestool, the motor is controlled to work so as to automatically flush water; or the motor is controlled to work by a remote control key and an induction device.

In summary, in the integrated toilet key structure of the embodiment, by setting a pressing rod for pressing down a drain valve key of the toilet and setting a button rod above the pressing rod, when the button rod is pressed, the button rod can drive the pressing rod to press down the drain valve key, so as to realize manual flushing of the key structure; in addition, by arranging the motor, the sector gear and the rack, the rack is fixedly connected with the pressing rod, when the motor drives the sector gear to rotate, the sector gear can drive the rack to move downwards, and then the pressing rod is driven to move downwards, and the pressing valve is pressed down to press the pressing valve key, so that automatic flushing of the key structure is realized; the integrated closestool key structure realizes the integrated design of manual flushing and automatic flushing, has simpler and more compact structure, is convenient to detach and maintain, has low production cost, and does not interfere with the manual flushing and the automatic flushing; in addition, because the integrated closestool button structure can be fixed on the water tank cover of closestool, make the motor keep away from the work water line of water tank, can effectively prevent the emergence of the failure condition of intaking, this integrated closestool button structure can directly be applied to in the current closestool structure simultaneously, only need can realize through changing the water tank lid, and the installation is more convenient, need not to carry out extra design to the closestool structure, also need not to change the drain valve, has further reduced the manufacturing cost of closestool.

In this embodiment, as shown in fig. 1 to 4, the integrated toilet key structure further includes a housing assembly including a motor case 8, a key upper case 9, and a key lower case 10.

Wherein, adopt buckle structure or spinner structure fixed connection between motor casing 8, button epitheca 9 and the button inferior valve 10, and then be convenient for the equipment and the dismantlement of motor casing 8, button epitheca 9 and button inferior valve 10. Of course, in other embodiments, the motor casing, the key upper casing and the key lower casing may be fixedly connected by using screws, or may be fixedly connected by using two or more of screws, a fastening structure and a screwing structure.

And, motor 5 is located motor casing 8, and sector gear 6, rack 7 and depression bar 2 are located button inferior valve 10, and open on the button epitheca 9 has the through-hole, and the lower extreme of button pole 1 passes the through-hole and corresponds with the upper end position of depression bar 2.

In addition, the elastic piece 3 is a spring, the spring is sleeved on the lower pressure rod 2, the upper end of the spring is connected with the upper end of the lower pressure rod 2, the lower end of the spring is connected with the key lower shell 10, and the spring is provided with a pretightening force for applying upward acting force to the lower pressure rod 2.

Further, a flexible part (not shown in the figure) is fixed on the lower end face of the button rod, and when the lower end of the button rod is contacted with the upper end of the lower pressure rod, the flexible part can play a role in buffering and damping, so that noise can be effectively prevented from being generated, and the experience of using a toilet is improved. Of course, in other embodiments, the flexible member may be fixed only on the upper end surface of the depression bar; or the flexible parts are fixed on the lower end surface of the button rod and the upper end surface of the lower pressure rod. Wherein, the flexible piece can be a rubber sheet.

In this embodiment, as shown in fig. 1 to 4, the button assembly further includes a return spring 11 and a key cover 22, and the housing assembly further includes a fixing nut 12.

Specifically, a reset spring 11 is sleeved on the button rod 1, the upper end of the reset spring 11 is connected with the upper end of the button rod 1, the lower end of the reset spring 11 is connected with the key upper shell 9, the reset spring 11 is provided with a pretightening force, and after the button rod 1 is pressed, the reset spring 11 provides an upward reset force for the button rod 1 to enable the button rod 1 to reset to an initial position; meanwhile, the reset spring 11 also provides an upward supporting force for the button rod 1, so that the button rod 1 cannot move when the integrated closestool key structure realizes an automatic flushing function. The button cover 22 is fixed at the upper end of the button rod 1, and the button cover 22 is an arc-shaped extension surface, so that the comfort is better when the button is manually pressed.

The upper end of the key top case 9 is provided with a fixing flange 13 in the circumferential direction, and the outer circumference of the key top case 9 is provided with a screw thread engaged with the fixing nut 12. When the integrated toilet key structure is fixed on the water tank cover 21, the key upper case 9 passes through the water tank cover 21, the fixing flange 13 is positioned on the upper side surface of the water tank cover 21, the fixing nut 12 is positioned on the lower side surface of the water tank cover 21, and the key upper case 9 can be firmly fixed on the water tank cover 21 through the clamping fit of the fixing nut 12 and the fixing flange 13, so that the assembly and the disassembly are easier.

Further, as shown in fig. 3 and 4, the button rod 1 below the through hole is sleeved with a limiting snap ring 14, the outer diameter of the limiting snap ring 14 is larger than the inner diameter of the through hole, and the limiting snap ring 14 is used for limiting the moving stroke of the button rod 1, so that the button rod 1 is prevented from completely entering the key upper shell 9.

In addition, as shown in fig. 5, the fan-shaped gear 6 extends along the axial direction to form a protruding portion 15, and the button lower case 10 is provided with a positioning groove for accommodating the protruding portion 15, that is, after the motor case 8 and the button lower case 10 are fixed, the protruding portion 15 on the fan-shaped gear 6 is located in the positioning groove, so that positioning and supporting of the fan-shaped gear 6 are realized. In addition, the rack 7 is provided with a limiting bulge 16, and the key lower shell 10 is provided with a limiting groove matched with the limiting bulge 16, so that the rack 7 can only move along the vertical direction, and the rack 7 is prevented from shaking in the key lower shell 10 and generating abnormal sound when moving along the vertical direction.

In this embodiment, as shown in fig. 1 to 5, the button assembly further includes a valve stem 17.

The upper end of the valve rod 17 is fixedly connected with the lower end of the lower pressure rod 2, so that the lower pressure rod 2 can squeeze the drain valve key 4 through the valve rod 17, the squeezing range of the lower pressure rod 2 is further expanded, and even if the drain valve key 4 is arranged at the bottom of a toilet water tank, the drain valve key 4 can be squeezed through the valve rod 17; specifically, the upper end of the valve rod 17 and the lower end of the lower pressure rod 2 are fixedly connected through a threaded structure, so that the lower end of the valve rod 17 can just abut against the drain valve key 4 by controlling the distance of the valve rod 17 screwed into the lower pressure rod 2, and the distance adjustment between the valve rod 17 and the drain valve key 4 is realized.

The valve rod 17 is sleeved with a lock nut 18 for locking and fixing the valve rod 17 and the lower pressure rod 2, the thread between the lock nut 18 and the valve rod 17 is a first thread, the thread between the valve rod 17 and the lower pressure rod 2 is a second thread, and the first thread is the reverse thread of the second thread; thus, when the lock nut 18 is sleeved on the valve rod 17 and abuts against the lower end of the pressing rod 2, the valve rod 17 and the pressing rod 2 can be relatively fixed and cannot relatively rotate, and further locking and fixing of the valve rod and the pressing rod are achieved.

Further, the electric drive assembly also includes a circuit board.

Specifically, as shown in fig. 3 and 5, the magnet 19 is disposed on the rack 7, the hall switch 20 is disposed on the motor 5, and when the rack 7 moves to the initial position, the magnet 19 corresponds to the hall switch 20 in position, and the hall switch 20 and the motor 5 are both in signal connection with the circuit board. When the rack 7 moves to the position where the magnet 19 and the Hall switch 20 coincide, the Hall switch 20 generates an electric signal and transmits the electric signal to the circuit board, and the circuit board controls the motor 5 to stop rotating, so that the motor 5 is ensured to rotate for one circle at most during each working, and accurate control on the rotation of the motor 5 is realized.

And compared with a mode of controlling the motor by a simple time logic program, the mode of the Hall switch is more reliable. Because the mode of controlling the motor by using the time logic only has the problem of time variation accumulation, namely, the motor has a slight delay or extension condition when running each time, the situation is accumulated for a long time, the position where the motor stops is gradually deviated from the set position, and the teeth of the gear and the rack are in the meshing position when the motor stops possibly, so that the integrated closestool key structure cannot be manually pressed. The Hall switch is a switch type logic for giving a motor signal, the motor stops, and the moment of each signaling of the Hall switch is the moment of the induction of the magnet and the Hall switch, so that the stopping position of the motor is basically the same, and the problem of time conversion accumulation can not occur.

In another embodiment of the utility model, an intelligent closestool is disclosed, and the intelligent closestool is provided with the integrated closestool key structure in the embodiment, can be used for manually flushing and automatically flushing, and has the advantages of compact structure, convenience in disassembly and maintenance, low production cost, safety, reliability and the like.

The foregoing is merely a specific embodiment of the utility model and other modifications and variations can be made by those skilled in the art in light of the above teachings. It is to be understood by persons skilled in the art that the foregoing detailed description is provided for the purpose of illustrating the utility model more fully, and that the scope of the utility model is defined by the appended claims.

Claims

1. An integrated closestool key structure is characterized by comprising a button assembly and an electric driving assembly;

the button assembly comprises a button rod (1) and a pressing rod (2), wherein the pressing rod (2) is positioned below the button rod (1), the pressing rod (2) is used for pressing a drainage valve key (4) of a toilet, and when the button rod (1) is pressed, the button rod (1) can drive the pressing rod (2) to move downwards;

the electric drive assembly comprises a motor (5), a sector gear (6) and a rack (7), wherein the rack (7) is fixedly connected with the pressing rod (2), the sector gear (6) is fixed on a motor shaft of the motor (5) and meshed with the rack (7), so that the motor (5) can sequentially pass through the sector gear (6) and the rack (7) for transmission, and the pressing rod (2) is driven to move in a pressing mode.

2. The integrated toilet key structure according to claim 1, wherein the button assembly further comprises an elastic member (3);

the elastic piece (3) is used for providing restoring force for the pressing rod (2) after pressing down and moving.

3. The integrated toilet key structure according to claim 1, further comprising a housing assembly comprising a key upper case (9) and a key lower case (10) fixedly connected;

the fan-shaped gear (6), the rack (7) and the pressing rod (2) are positioned in the button lower shell (10), a through hole is formed in the button upper shell (9), and the lower end of the button rod (1) penetrates through the through hole and corresponds to the upper end of the pressing rod (2).

4. The integrated toilet key structure according to claim 3, wherein a limit snap ring (14) is sleeved on the button rod (1) below the through hole, and the outer diameter of the limit snap ring (14) is larger than the inner diameter of the through hole.

5. The integrated toilet key structure according to claim 3, wherein the sector gear (6) is axially extended with a boss (15), and the key lower case (10) is provided with a positioning groove for accommodating the boss (15).

6. The integrated toilet key structure according to claim 3, wherein the rack (7) is provided with a limit protrusion (16), and the key lower case (10) is provided with a limit groove matched with the limit protrusion (16), so that the rack (7) can only move along the vertical direction.

7. The integrated toilet key structure according to claim 1, wherein the button assembly further comprises a valve stem (17);

the upper end of the valve rod (17) is fixedly connected with the lower end of the lower pressure rod (2).

8. The integrated toilet key structure according to claim 7, wherein the upper end of the valve rod (17) is fixedly connected with the lower end of the lower pressure rod (2) by adopting a threaded structure, and a lock nut (18) is sleeved on the valve rod (17) and is used for locking and fixing the valve rod (17) and the lower pressure rod (2).

9. The integrated toilet key structure according to any one of claims 1-8, wherein the electric drive assembly further comprises a circuit board;

be equipped with magnet (19) on rack (7), be equipped with hall switch (20) on motor (5), just when rack (7) remove initial position, magnet (19) with hall switch (20) position corresponds, hall switch (20) with motor (5) all with circuit board signal connection.

10. An intelligent toilet, characterized in that the intelligent toilet is provided with the integrated toilet key structure as set forth in any one of claims 1 to 9.