Spray gun, knob structure, spray gun control method and intelligent closestool

Abstract

The invention discloses a spray gun, a knob structure, a spray gun control method and an intelligent closestool, the spray gun comprises a spray gun pipe, a gun outlet guide rail, a spherical rotating shaft, a rotating shaft seat, a left-right driving assembly, an up-down driving assembly and a front-back driving assembly, the spray gun pipe is arranged on the gun outlet guide rail, and the front-back driving assembly is used for driving the spray gun pipe to move in the length direction of the gun outlet guide rail; the spherical rotating shaft is connected with the gun outlet guide rail, and the gun outlet guide rail can rotate up and down and left and right around the spherical rotating shaft. The multi-direction free rotation characteristic of the spherical rotating shaft and the driving effect of the left-right driving assembly and the up-down driving assembly are utilized, up-down and left-right rotation of the gun outlet guide rail is achieved, in addition, the spray gun pipe can move front and back along the gun outlet guide rail, and the direction of the spray gun can be adjusted in the X-axis direction, the Y-axis direction and the Z-axis direction; the multi-direction adjustable function of the knob structure is matched with the multi-direction adjustable spray gun, and the spray gun can be controlled to reach a water outlet angle suitable for a user.

Description

Technical Field

[0001] The present invention relates to the technical field of intelligent toilets, and in particular to a spray gun, a knob structure, a spray gun control method and an intelligent toilet. Background Art

[0002] The smart toilet spray gun modules currently used in the market generally have a single-direction spray gun, and some are equipped with a wide-range function of swinging left and right. These traditional spray guns have a single function and mainly rely on changing the water type to change the flushing effect. They cannot change the water outlet position of the spray gun for different users and cannot perfectly adapt to the usage needs of each individual. Summary of the invention

[0003] The present invention aims to solve at least one of the above-mentioned technical problems in the related art to a certain extent. To this end, the present invention provides a spray gun.

[0004] To achieve the above object, the technical solution of the present invention is as follows:

[0005] The present invention also provides a knob structure for controlling the spray gun.

[0006] The invention also provides a control method for the spray gun.

[0007] The present invention also provides an intelligent toilet having the spray gun.

[0008] According to the first aspect of the present invention, the spray gun comprises a spray gun barrel, a gun outlet guide rail, a spherical rotating shaft, a rotating shaft seat, a left and right driving assembly, an up and down driving assembly and a front and back driving assembly. The length direction of the gun outlet guide rail is arranged along the front and back direction. The spray gun barrel is arranged on the gun outlet guide rail. The front and back driving assembly is used to drive the spray gun barrel to move along the length direction of the gun outlet guide rail. The rotating shaft seat is located below the gun outlet guide rail. The spherical rotating shaft is installed in the rotating shaft seat. The spherical rotating shaft is connected to the gun outlet guide rail. The gun outlet guide rail can rotate up, down, left and right around the spherical rotating shaft. The left and right driving assembly is used to drive the gun outlet guide rail to rotate left and right, and the up and down driving assembly is used to drive the gun outlet guide rail to rotate up and down.

[0009] The spray gun according to the embodiment of the present invention has at least the following beneficial effects:

[0010] The gun guide rail of the present invention is connected to a spherical shaft, and the gun guide rail can be rotated up and down, left and right by utilizing the multi-directional free rotation characteristics of the spherical shaft and the driving action of the left and right drive components and the up and down drive components. In addition, the spray gun tube can move forward and backward along the gun guide rail, so that the spray gun can be adjusted in three directions of the XYZ axis. The spherical shaft is the key structure for the realization of the entire system, which realizes the three-directional adjustment of the spray gun, and can adjust the spray gun to any direction and angle of water discharge according to the use needs of each user, so as to obtain a richer use experience.

[0011] According to some embodiments of the present invention, the spray gun also includes a first bracket, the left and right driving assembly includes a first rotating connection member and a first motor, and the up and down driving assembly includes a second rotating connection member and a second motor. The first bracket is located at the rear end of the gun discharge guide rail, and the first rotating connection member is rotatably mounted on the first bracket. The first rotating connection member is driven by the first motor, and the rotation axis of the first rotating connection member is arranged along the up and down direction. The gun discharge guide rail is connected to the first rotating connection member, and the connection portion between the two deviates from the rotation axis of the first rotating connection member. The rotation of the first rotating connection member can drive the gun discharge guide rail to rotate left and right. The second rotating connection member is driven by the second motor, and the rotation axis of the second rotating connection member is arranged along the left and right direction. The first bracket is connected to the second rotating connection member, and the connection portion between the two deviates from the rotation axis of the second rotating connection member. The rotation of the second rotating connection member can drive the gun discharge guide rail to rotate up and down.

[0012] According to some embodiments of the present invention, the first rotating connecting member is disc-shaped, the first rotating connecting member is provided with a first eccentric connecting port, the bottom surface of the gun output guide rail is provided with a first connecting column, and the first connecting column is installed in the first eccentric connecting port.

[0013] According to some embodiments of the present invention, the first rotating connecting member is disc-shaped, the edge of the first rotating connecting member has a first limiting notch, the first bracket is provided with a first limiting protrusion, the first limiting protrusion is located in the first limiting notch, and the first rotating connecting member can abut the first limiting protrusion after rotating clockwise or counterclockwise by a certain angle.

[0014] According to some embodiments of the present invention, the spray gun also includes a second bracket, the second bracket has a left side wall and a right side wall, the first bracket is installed in the second bracket, and the left and right sides of the first bracket are respectively clearance-matched with the left side wall and the right side wall, the second rotating connecting piece is rotatably installed on the outer side of the right side wall, a limiting through groove is provided on the right side wall, a second connecting column is provided on the first bracket, and a second eccentric connecting port is provided on the second rotating connecting piece, the second connecting column passes through the limiting through groove and is installed in the second eccentric connecting port, and the second connecting column can slide along the limiting through groove.

[0015] According to some embodiments of the present invention, the second rotating connecting member is disc-shaped, the edge of the second rotating connecting member has a second limiting notch, the second bracket is provided with a second limiting protrusion, the second limiting protrusion is located in the second limiting notch, and the second rotating connecting member can abut the second limiting protrusion after rotating clockwise or counterclockwise by a certain angle.

[0016] According to some embodiments of the present invention, the second bracket further has a bottom wall, and the rotating shaft seat is fixed on the bottom wall.

[0017] According to some embodiments of the present invention, the front and rear drive assembly includes a gear and a third motor for driving the gear to rotate, a rack is provided on the lower end surface of the spray gun tube, the rack is arranged along the length direction of the spray gun tube, the gear is rotatably mounted on the bottom of the gun outlet guide rail, an opening is opened on the gun outlet guide rail, the gear is meshed with the rack through the opening, and the third motor is fixedly mounted on the gun outlet guide rail.

[0018] According to the knob structure of the embodiment of the second aspect of the present invention, the knob structure is used to control the spray gun, and the knob structure includes a button cover, a rotating member, a fixed seat, a rocker switch and a PCB board. The rotating member can be rotatably mounted outside the fixed seat, the button cover is located above the fixed seat, and a receiving cavity is provided in the fixed seat. The PCB board and the rocker switch are arranged in the receiving cavity, and the rocker switch is installed on the PCB board. The upper end of the rocker switch is a rocker part, which is connected to the button cover. Eccentric pressing of the button cover can shake the rocker part. A first magnet is provided on the rotating member, and a Hall element is provided on the PCB board to cooperate with the first magnet to detect the rotation position of the rotating member.

[0019] The knob structure according to the embodiment of the present invention has at least the following beneficial effects:

[0020] The present invention provides a knob with a rocker button, which is different from the single function of traditional buttons. The middle part of the button is changed into a rocker switch that can be shaken in all directions, and the eccentric pressing of the button cover can shake the rocker up, down, left and right to achieve multi-directional control. A Hall element that is at a certain angle to the first magnet is set on the PCB board to sense the magnetic field, and the signal is received to achieve the rotation control of the rotating part. The present invention increases the functionality and practicality of the knob, and can complete more adjustment functions with a simple structure. It is applied to smart toilets and can cooperate with a three-way movable spray gun to complete more fine-tuning operations. The multi-directional adjustable function of the knob structure is very suitable for the multi-directional adjustable spray gun. By simply shaking the rocker switch, the spray gun can be controlled to reach a water outlet angle suitable for the user, providing a rocker knob control mode that is more in line with human thinking and has a lower learning cost.

[0021] According to some embodiments of the present invention, the rotating member is a cylindrical cover structure with an opening facing downward, a first through hole is opened in the center of its top wall, the fixed seat is an annular shell structure, a second through hole is opened in the center of its top wall, the rotating member is sleeved on the outside of the fixed seat from top to bottom, the inner circumferential wall of the rotating member and the outer circumferential wall of the fixed seat are gap-matched, the button cover is located above the rotating member, and the rocker part passes through the second through hole and the first through hole.

[0022] According to some embodiments of the present invention, a first mounting groove is provided on the inner side of the rotating member, the first mounting groove is fixedly arranged on the lower end surface of the top wall of the rotating member, and the first mounting groove is spaced apart from the inner circumferential wall of the rotating member, the first magnet is embedded in the first mounting groove, the fixed seat has a first annular wall surface and a second annular wall surface which are coaxially arranged, the first annular wall surface is located on the inner side of the second annular wall surface, an annular groove with an opening facing upward is formed between the first annular wall surface and the second annular wall surface, the inner circumferential wall of the rotating member is gap-matched with the outer circumferential wall of the second annular wall surface, and the first mounting groove is inserted into the annular groove.

[0023] According to some embodiments of the present invention, there are two first mounting grooves, which are symmetrically arranged with the axis of the rotating part as the center, and two second mounting grooves are arranged on the inner circumferential wall of the first annular wall surface, and the positions of the second mounting grooves correspond to the positions of the first mounting grooves, and the second magnets are embedded in the second mounting grooves.

[0024] According to some embodiments of the present invention, a first sealing ring is provided between the first through hole and the rocker portion.

[0025] According to some embodiments of the present invention, a mounting hole column is provided at the center of the button cover, and the top end of the rocker portion is inserted into the mounting hole column.

[0026] According to some embodiments of the present invention, a bottom cover is further included, and the bottom cover is covered on the bottom of the fixing base.

[0027] According to some embodiments of the present invention, a second sealing ring is provided at the connection between the bottom cover and the fixing seat.

[0028] According to a third aspect of the present invention, a method for controlling a spray gun, using the knob structure to adjust the position of the spray gun, comprises:

[0029] Pressing different parts of the button cover can correspondingly trigger the left-right drive assembly or the up-down drive assembly to drive the gun guide rail to rotate left-right or up-down;

[0030] Rotating the rotating member clockwise or counterclockwise can correspondingly trigger the front-rear driving assembly to drive the spray gun tube to move in the front-rear direction.

[0031] The smart toilet according to the fourth aspect of the present invention includes the spray gun or the knob structure.

[0032] Additional aspects and advantages of the present invention will be given in part in the following description and in part will be obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0034] Fig. 1 is an overall structural diagram of a spray gun of the present invention;

[0035] Fig. 2 is an exploded view of a spray gun of the present invention;

[0036] Fig. 3 is a cross-sectional view of a spray gun of the present invention;

[0037] FIG4 is a schematic diagram of the installation of the first rotating connecting member of the present invention;

[0038] FIG5 is a schematic diagram of the installation of the first bracket and the gun guide rail of the present invention;

[0039] FIG6 is a schematic diagram of the installation of the second rotating connector and the second bracket of the present invention;

[0040] FIG7 is an exploded view of the knob structure of the present invention;

[0041] FIG8 is a cross-sectional view of the knob structure of the present invention;

[0042] FIG9 is a structural diagram of a fixing base of the present invention;

[0043] FIG10 is a structural diagram of a rotating member of the present invention;

[0044] FIG. 11 is a schematic diagram of four control modes of the knob structure of the present invention.

[0045] Figure numerals: spray gun tube 100, rack 110, gun guide rail 200, first connecting column 210, spherical shaft 300, shaft seat 310, first bracket 400, first limiting protrusion 410, second connecting column 420, first rotating connecting member 500, first motor 510, first eccentric connecting port 520, first limiting notch 530, second rotating connecting member 600, second motor 610, second eccentric connecting port 620, second limiting notch 630, second bracket 700, left side wall 710, limiting through groove 711, right side wall 7 20, second limiting protrusion 730, bottom wall 740, gear 800, third motor 810, knob structure 900, button cover 910, mounting hole column 911, rotating member 920, first magnet 921, first through hole 922, first mounting groove 923, fixing seat 930, second through hole 931, first annular wall 932, second annular wall 933, annular groove 934, second magnet 935, rocker switch 940, rocker part 941, PCB board 950, first sealing ring 960, bottom cover 970, second sealing ring 980. DETAILED DESCRIPTION

[0046] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0047] In the description of the present invention, it is necessary to understand that the directions or positional relationships indicated by the terms "up", "down", "front", "back", "left", "right", etc. are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0048] 1-6, a spray gun includes a spray gun tube 100, a gun outlet guide rail 200, a spherical shaft 300, a shaft seat 310, a left and right drive assembly, an up and down drive assembly and a front and back drive assembly. The length direction of the gun outlet guide rail 200 is arranged along the front and back direction. The spray gun tube 100 is arranged on the gun outlet guide rail 200. The front and back drive assembly is used to drive the spray gun tube 100 to move along the length direction of the gun outlet guide rail 200. The shaft seat 310 is located below the gun outlet guide rail 200. The spherical shaft 300 is installed in the shaft seat 310. The spherical shaft 300 is connected to the gun outlet guide rail 200. The gun outlet guide rail 200 can rotate up, down, left and right around the spherical shaft 300. Among them, the left and right drive assembly is used to drive the gun outlet guide rail 200 to rotate left and right, and the up and down drive assembly is used to drive the gun outlet guide rail 200 to rotate up and down. Specifically, the spherical shaft 300 is located near the middle of the gun outlet guide rail 200. The upper part of the spherical shaft 300 is a short rod, which is fixed to the gun outlet guide rail 200 by screws. The lower sphere of the spherical shaft 300 and the shaft seat 310 are spherical shells, which are compatible with the sphere of the spherical shaft 300. The spherical shaft 300 can rotate freely in the shaft seat 310. The front end of the spray gun tube 100 is provided with a water outlet facing upward, and the gun outlet guide rail 200 is tilted downward.

[0049] The gun guide rail 200 of the present invention is connected to a spherical shaft 300. The multi-directional free rotation characteristics of the spherical shaft 300 and the driving action of the left and right drive components and the up and down drive components are utilized to realize the up and down, left and right rotation of the gun guide rail 200. In addition, the spray gun tube 100 can move forward and backward along the gun guide rail 200, so that the direction of the spray gun can be adjusted in three directions of the XYZ axis.

[0050] In some embodiments of the present invention, the spray gun also includes a first bracket 400, the left and right drive components include a first rotating connector 500 and a first motor 510, the up and down drive components include a second rotating connector 600 and a second motor 610, the first bracket 400 is located at the rear end of the gun guide rail 200, the first rotating connector 500 is rotatably mounted on the first bracket 400, the first rotating connector 500 is driven by the first motor 510, the rotation axis of the first rotating connector 500 is arranged in the up and down direction, the gun guide rail 200 is connected to the first rotating connector 500 and the connection portion of the two deviates from the rotation axis of the first rotating connector 500, the rotation of the first rotating connector 500 can drive the gun guide rail 200 to rotate left and right, the second rotating connector 600 is driven by the second motor 610, the rotation axis of the second rotating connector 600 is arranged in the left and right direction, the first bracket 400 is connected to the second rotating connector 600 and the connection portion of the two deviates from the rotation axis of the second rotating connector 600, and the rotation of the second rotating connector 600 can drive the gun guide rail 200 to rotate up and down. Specifically, the first rotating connecting member 500 is located below the rear end of the gun guide rail 200, the first motor 510 is located below the first bracket 400, the output shaft of the first motor 510 passes through the first bracket 400 upward and is connected to the first rotating connecting member 500, and the first motor 510 is fixed to the first bracket 400 by screws, and the second motor 610 is fixed to the second bracket 700 by screws. Working principle: the first motor 510 rotates, driving the first rotating connecting member 500 to rotate. Since the first rotating connecting member 500 is eccentrically connected to the gun output guide rail 200, the gun output guide rail 200 rotates left and right with the rotation of the first rotating connecting member 500; similarly, the second motor 610 rotates, driving the second rotating connecting member 600 to rotate. Since the second rotating connecting member 600 is eccentrically connected to the first bracket 400, the first bracket 400 rotates up and down with the rotation of the second rotating connecting member 600. Since the first bracket 400 is connected to the gun output guide rail 200 through the first rotating connecting member 500, when the first bracket 400 rotates up and down, it will drive the gun output guide rail 200 to rotate up and down.

[0051] In some embodiments of the present invention, the first rotating connecting member 500 is disc-shaped, and the first rotating connecting member 500 is provided with a first eccentric connecting port 520 . The bottom surface of the gun guide rail 200 is provided with a first connecting column 210 , and the first connecting column 210 is installed in the first eccentric connecting port 520 .

[0052] In some embodiments of the present invention, the first rotating connector 500 is disc-shaped, and the edge of the first rotating connector 500 has a first limiting notch 530. The first bracket 400 is provided with a first limiting protrusion 410, and the first limiting protrusion 410 is located in the first limiting notch 530. The first rotating connector 500 can abut against the first limiting protrusion 410 after rotating clockwise or counterclockwise at a certain angle. The first limiting notch 530 and the first limiting protrusion 410 are used to limit the maximum rotation angle of the spray gun.

[0053] In some embodiments of the present invention, the spray gun further comprises a second bracket 700, the second bracket 700 has a left side wall 710 and a right side wall 720, the first bracket 400 is installed in the second bracket 700, and the left and right sides of the first bracket 400 are respectively matched with the left side wall 710 and the right side wall 720, the second rotating connecting member 600 is rotatably installed on the outer side of the right side wall 720, the right side wall 720 is provided with a limited position through groove 711, the first bracket 400 is provided with a second connecting column 420, the second rotating connecting member 600 is provided with a second eccentric connecting port 620, the second connecting column 420 passes through the limited position through groove 711 and is installed in the second eccentric connecting port 620, and the second connecting column 420 can slide along the limited position through groove 711. Further, a limited position groove is provided on the left side wall 710, and a convex column is provided on the left side of the first bracket 400, and the convex column can be slidably installed in the limited position groove. The second bracket 700, the limiting through slot 711 and the limiting slot are used to prevent the first bracket 400 from deviating and shaking in other directions during the up and down rotation process, thereby improving the stability of the movement.

[0054] In some embodiments of the present invention, the second rotating connecting member 600 is disc-shaped, and the edge of the second rotating connecting member 600 has a second limiting notch 630. The second bracket 700 is provided with a second limiting protrusion 730, and the second limiting protrusion 730 is located in the second limiting notch 630. After the second rotating connecting member 600 rotates clockwise or counterclockwise at a certain angle, it can abut against the second limiting protrusion 730. The second limiting notch 630 and the second limiting protrusion 730 are used to limit the maximum rotation angle of the spray gun.

[0055] In some embodiments of the present invention, the second bracket 700 further has a bottom wall 740 , and the shaft seat 310 is fixed on the bottom wall 740 .

[0056] In some embodiments of the present invention, the front and rear drive assembly includes a gear 800 and a third motor 810 for driving the gear 800 to rotate. The lower end surface of the spray gun tube 100 is provided with a rack 110, and the rack 110 is arranged along the length direction of the spray gun tube 100. The gear 800 is rotatably mounted on the bottom of the gun guide rail 200. The gun guide rail 200 has an opening, and the gear 800 is meshed with the rack 110 through the opening. The third motor 810 is fixedly mounted on the gun guide rail 200. The third motor 810 drives the gear 800 to rotate, thereby driving the spray gun tube 100 to move forward and backward.

[0057] 7-10 , a knob structure 900 is shown, which is used to control the spray gun. The knob structure 900 includes a key cover 910, a rotating member 920, a fixed seat 930, a rocker switch 940 and a PCB board 950. The rotating member 920 is rotatably mounted on the outside of the fixed seat 930. The key cover 910 is located above the fixed seat 930. The fixed seat 930 has an accommodating cavity. The PCB board 950 and the rocker switch 940 are arranged in the accommodating cavity. The rocker switch 940 is mounted on the PCB board 950. The upper end of the rocker switch 940 is a rocker portion 941, which is connected to the key cover 910. Eccentrically pressing the key cover 910 can rock the rocker portion 941. A first magnet 921 is provided on the rotating member 920. A Hall element is provided on the PCB board 950 to cooperate with the first magnet 921 to detect the rotation position of the rotating member 920. The knob structure 900 is different from the single function of the traditional button. The middle of the button is changed into a rocker switch 940 that can be shaken in all directions. The eccentric pressing button cover 910 can shake the rocker up and down, left and right to achieve multi-directional control. A Hall element is set on the PCB board 950 at a certain angle to the first magnet 921 to sense the magnetic field and receive the signal to realize the rotation control of the rotating member 920.

[0058] In some embodiments of the present invention, the rotating member 920 is a cylindrical cover structure with an opening facing downward, and a first through hole 922 is opened at the center of its top wall. The fixed seat 930 is an annular shell structure, and a second through hole 931 is opened at the center of its top wall. The rotating member 920 is sleeved outside the fixed seat 930 from top to bottom, and the inner peripheral wall of the rotating member 920 and the outer peripheral wall of the fixed seat 930 are gap-matched. The key cover 910 is located above the rotating member 920, and the rocker part 941 passes through the second through hole 931 and the first through hole 922. Both the first through hole 922 and the second through hole 931 leave space for the rocker part 941 to swing.

[0059] In some embodiments of the present invention, a first mounting groove 923 is provided on the inner side of the rotating member 920, the first mounting groove 923 is fixedly provided on the lower end surface of the top wall of the rotating member 920, and the first mounting groove 923 is spaced apart from the inner peripheral wall of the rotating member 920, the first magnet 921 is embedded in the first mounting groove 923, the fixed seat 930 has a first annular wall surface 932 and a second annular wall surface 933 arranged coaxially, the first annular wall surface 932 is located on the inner side of the second annular wall surface 933, an annular groove 934 with an opening facing upward is formed between the first annular wall surface 932 and the second annular wall surface 933, the inner peripheral wall of the rotating member 920 and the outer peripheral wall of the second annular wall surface 933 are gap-matched, and the first mounting groove 923 is inserted into the annular groove 934. When the rotating member 920 rotates, the first mounting groove 923 drives the first magnet 921 to move in the annular groove 934.

[0060] In some embodiments of the present invention, there are two first mounting grooves 923, and the two first mounting grooves 923 are symmetrically arranged with the axis of the rotating member 920 as the center. Two second mounting grooves are arranged on the inner peripheral wall of the first annular wall 932, and the positions of the second mounting grooves correspond to the positions of the first mounting grooves 923. The second magnets 935 are embedded in the second mounting grooves. Two Hall elements are arranged on the PCB board 950, which form a certain angle with the two first magnets 921. The Hall elements are used to sense the change of the magnetic field and receive signals to realize the rotation control of the knob. Two relative magnets are placed in the rotating member 920 and the fixed seat 930, respectively, and the return of the knob is realized by using the mutual attraction of the magnets.

[0061] In some embodiments of the present invention, a first sealing ring 960 is provided between the first through hole 922 and the rocker portion 941. The gap between the first through hole 922 and the rocker portion 941 is sealed by the first sealing ring 960 to protect the internal electrical components and achieve a longer life.

[0062] In some embodiments of the present invention, a mounting hole column 911 is provided at the center of the button cover 910 , and the top end of the rocker portion 941 is inserted into the mounting hole column 911 .

[0063] In some embodiments of the present invention, a bottom cover 970 is further included, and the bottom cover 970 covers the bottom of the fixing base 930. The PCB board 950 is installed into the accommodating cavity from the bottom of the fixing base 930, and then covered with the bottom cover 970.

[0064] In some embodiments of the present invention, a second sealing ring 980 is provided at the connection between the bottom cover 970 and the fixing base 930. The second sealing ring 980 protects the internal electrical components and achieves a longer life.

[0065] 11 , a method for controlling a spray gun, using a knob structure 900 to adjust the position of the spray gun, includes:

[0066] Pressing different parts of the button cover 910 can correspondingly trigger the left and right drive components or the up and down drive components to drive the gun guide rail 200 to rotate left and right or up and down; specifically, the button cover 910 is printed with four direction marks of up, down, left and right. When the left or right direction marks of the button cover 910 are pressed, the first motor 510 is triggered to rotate, and the gun guide rail 200 rotates left or right to adjust the position; when the upper or lower direction marks of the button cover 910 are pressed, the second motor 610 is triggered to rotate, and the gun guide rail 200 rotates upward or downward to adjust the position; other positions of the button cover 910 can also be pressed to trigger the first motor 510 and the second motor 610 to rotate simultaneously, driving the spray gun tube 100 to rotate to a specified position.

[0067] Rotating the rotating member 920 clockwise or counterclockwise can correspondingly trigger the front and rear drive assembly to drive the spray gun pipe 100 to move in the front and rear direction. Specifically, rotating the rotating member 920 can trigger the third motor 810 to rotate, control the spray gun pipe 100 to move forward or backward, and adjust the front and rear position of the spray gun.

[0068] A smart toilet comprises the spray gun or knob structure 900 described above.

[0069] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A spray gun, characterized in that: The invention comprises a spray gun tube (100), a gun guide rail (200), a spherical rotating shaft (300), a rotating shaft seat (310), a left-right driving assembly, an up-down driving assembly and a front-back driving assembly, wherein the length direction of the gun guide rail (200) is arranged along the front-back direction, the spray gun tube (100) is arranged on the gun guide rail (200), the front-back driving assembly is used to drive the spray gun tube (100) to move along the length direction of the gun guide rail (200), and the rotating shaft seat (310) is used to drive the spray gun tube (100) to move along the length direction of the gun guide rail (200). ) is located below the gun ejection guide rail (200), the spherical shaft (300) is installed in the shaft seat (310), the spherical shaft (300) is connected to the gun ejection guide rail (200), and the gun ejection guide rail (200) can rotate up and down and left and right around the spherical shaft (300), wherein the left and right driving assembly is used to drive the gun ejection guide rail (200) to rotate left and right, and the up and down driving assembly is used to drive the gun ejection guide rail (200) to rotate up and down.

2. The spray gun according to claim 1, characterized in that The gun guide rail (200) further comprises a first bracket (400), the left and right drive assembly comprises a first rotating connection member (500) and a first motor (510), the up and down drive assembly comprises a second rotating connection member (600) and a second motor (610), the first bracket (400) is located at the rear end of the gun guide rail (200), the first rotating connection member (500) is rotatably mounted on the first bracket (400), the first rotating connection member (500) is driven by the first motor (510), the rotation axis of the first rotating connection member (500) is arranged in the up and down direction, the gun guide rail (200) and the first rotating connection member ( The first bracket (400) and the second bracket (600) are connected and the connecting portion of the two deviates from the rotation axis of the second rotating connector (600). The rotation of the first rotating connector (500) can drive the gun ejection guide rail (200) to rotate left and right. The second rotating connector (600) is driven by the second motor (610). The rotation axis of the second rotating connector (600) is arranged along the left and right directions. The first bracket (400) and the second rotating connector (600) are connected and the connecting portion of the two deviates from the rotation axis of the second rotating connector (600). The rotation of the second rotating connector (600) can drive the gun ejection guide rail (200) to rotate up and down.

3. The spray gun according to claim 2, characterized in that The first rotating connecting member (500) is disc-shaped and is provided with a first eccentric connecting port (520). The bottom surface of the gun guide rail (200) is provided with a first connecting column (210), and the first connecting column (210) is installed in the first eccentric connecting port (520).

4. The spray gun according to claim 2, characterized in that The first rotating connecting member (500) is disc-shaped, and the edge of the first rotating connecting member (500) has a first limiting notch (530). The first bracket (400) is provided with a first limiting protrusion (410), and the first limiting protrusion (410) is located in the first limiting notch (530). The first rotating connecting member (500) can abut against the first limiting protrusion (410) after rotating clockwise or counterclockwise at a certain angle.

5. The spray gun according to claim 2, characterized in that The invention also includes a second bracket (700), wherein the second bracket (700) has a left side wall (710) and a right side wall (720), the first bracket (400) is installed in the second bracket (700), and the left and right sides of the first bracket (400) are respectively clearance-matched with the left side wall (710) and the right side wall (720), the second rotating connecting member (600) is rotatably installed on the outer side of the right side wall (720), and a limiting through groove (711) is provided on the right side wall (720), the first bracket (400) is provided with a second connecting column (420), and the second rotating connecting member (600) is provided with a second eccentric connecting port (620), the second connecting column (420) passes through the limiting through groove (711) and is installed in the second eccentric connecting port (620), and the second connecting column (420) can slide along the limiting through groove (711).

6. The spray gun according to claim 5, characterized in that The second rotating connecting member (600) is disc-shaped, and the edge of the second rotating connecting member (600) has a second limiting notch (630). The second bracket (700) is provided with a second limiting protrusion (730), and the second limiting protrusion (730) is located in the second limiting notch (630). The second rotating connecting member (600) can abut against the second limiting protrusion (730) after rotating clockwise or counterclockwise at a certain angle.

7. The spray gun according to claim 5, characterized in that The second bracket (700) further comprises a bottom wall (740), and the rotating shaft seat (310) is fixedly mounted on the bottom wall (740).

8. A knob structure (900), characterized in that: The knob structure (900) is used to control the spray gun according to any one of claims 1 to 7, and the knob structure (900) comprises a key cover (910), a rotating member (920), a fixing seat (930), a rocker switch (940) and a PCB board (950), wherein the rotating member (920) is rotatably sleeved outside the fixing seat (930), the key cover (910) is located above the fixing seat (930), the fixing seat (930) has a receiving cavity, and the PCB board (950) and the rocker switch (940) are arranged on In the accommodating cavity, the rocker switch (940) is mounted on the PCB board (950); the upper end of the rocker switch (940) is a rocker portion (941); the rocker portion (941) is connected to the key cover (910); the rocker portion (941) can be rocked by eccentrically pressing the key cover (910); a first magnet (921) is provided on the rotating member (920); and a Hall element is provided on the PCB board (950) for cooperating with the first magnet (921) to detect the rotation position of the rotating member (920).

9. A method for controlling a spray gun, characterized in that: Using the knob structure (900) described in claim 8 to adjust the position of the spray gun comprises: Pressing different parts of the button cover (910) can correspondingly trigger the left-right drive assembly or the up-down drive assembly to drive the gun-discharging guide rail (200) to rotate left-right or up-down; Rotating the rotating member (920) clockwise or counterclockwise can correspondingly trigger the front-rear driving assembly to drive the spray gun tube (100) to move in the front-rear direction.

10. A smart toilet, characterized in that: It comprises the spray gun according to any one of claims 1 to 7 or the knob structure (900) according to claim 8.

Images