Spray gun device, intelligent cover plate and closestool

Abstract

The spray gun device comprises a supporting assembly, a spray pipe assembly, a nozzle assembly and an adjusting assembly, the spray pipe assembly comprises a liquid inlet pipe, the nozzle assembly is provided with a liquid inlet cavity and a liquid outlet which are communicated with each other, the liquid inlet pipe is communicated with the liquid inlet cavity, and the liquid outlet is communicated with the liquid outlet. The adjusting assembly comprises an adjusting driving part and a water distribution disc, at least two water outlet holes are formed in the water distribution disc, the position of each water outlet hole can correspond to the liquid outlet, and the adjusting driving part can drive the water distribution disc to rotate so that the different water outlet holes can be communicated with the liquid outlet. The intelligent cover plate comprises the spray gun device. The closestool comprises the spray gun device. By the adoption of the flushing device, various flushing water types and flushing functions can be achieved through the single spraying pipe, the size can be reduced, and cost can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of bathroom products, in particular to a spray gun device, an intelligent cover plate and a toilet. Background Art

[0002] Smart toilets are common bathroom products. Existing smart toilets usually use devices such as spray guns to achieve the functions of butt washing and women's washing. Due to the different water pressures, rhythms and other effects required for butt washing and women's washing functions, the spray gun device of the existing smart toilet cover usually sets the butt washing nozzle and the women's washing nozzle separately. When different flushing functions are required, they are achieved by extending different nozzles. This structure is relatively complex, requires more space, is complex to maintain, and has a bloated appearance. In addition, the existing spray gun device is relatively single in flushing water type, and can often only provide a single, constant flushing water pressure. If the water flow massage function needs to be realized, an additional pressure regulating valve is required to adjust the water pressure, which will further increase the complexity of the system and structure, increase the volume, and increase the cost. Utility Model Content

[0003] In order to solve the technical problems of complex structure and large volume of the spray gun device, the embodiment of the utility model provides a spray gun device that can realize multiple flushing water types and flushing functions through a single nozzle, and can reduce the volume and cost.

[0004] In order to solve the above technical problems, on the one hand, an embodiment of the utility model provides a spray gun device, including a nozzle assembly and a nozzle assembly arranged at one end of the nozzle assembly, the nozzle assembly includes a liquid inlet pipe, the nozzle assembly is provided with a liquid inlet cavity and a liquid outlet connected to each other, and the liquid inlet pipe is connected to the liquid inlet cavity.

[0005] It also includes an adjustment component, which is arranged at one end of the nozzle assembly. The adjustment component includes an adjustment drive and a water diversion plate. The water diversion plate is provided with at least two water outlet holes, and the water outlet types and / or flow rates of the two water outlet holes are different. The position of a single water outlet hole can correspond to the liquid outlet. The adjustment drive can drive the water diversion plate to rotate to switch different water outlet holes to be connected to the liquid outlet.

[0006] For the improvement of the above scheme, the nozzle assembly includes a nozzle piece, the liquid inlet chamber is arranged in the nozzle piece, the liquid outlet is arranged on the upper surface of the nozzle piece, the upper surface of the nozzle piece is also provided with a rotating hole, and the water dividing plate is rotatably connected to the rotating hole.

[0007] As an improvement to the above scheme, the nozzle member is further provided with a receiving chamber, the adjusting driving member is arranged in the receiving chamber, and the movable end of the adjusting driving member passes through the rotating hole and is connected to the water dividing plate; the receiving chamber and the liquid inlet chamber are isolated from each other.

[0008] For the improvement of the above scheme, the nozzle assembly also includes a nozzle cover, the nozzle cover is provided with a transition hole, the position of the transition hole corresponds to the position of the liquid outlet, the side of the nozzle cover is provided with a first fixing buckle hole, the upper part of the nozzle part is provided with a first fixing protrusion, and the first fixing protrusion can be inserted into the first fixing buckle hole.

[0009] As an improvement to the above solution, a sealing gasket is further provided between the water separation plate and the upper surface of the nozzle member, and the sealing gasket is annular and surrounds the periphery of the liquid outlet and the rotating hole respectively.

[0010] For the improvement of the above-mentioned scheme, the spray gun device also includes a support assembly, the support assembly includes a support frame, the nozzle assembly also includes a slide and a connecting piece, a slide is provided on one side of the support frame, the slide is arranged along the slide and is slidably connected to the slide, the slide can be extended along the slide, the nozzle piece is arranged at the end of the slide, one end of the connecting piece is connected to the liquid inlet pipe, and the other end of the connecting piece is connected to the liquid inlet chamber.

[0011] For the improvement of the above scheme, a rotating buckle groove is provided at one end of the nozzle piece, and the rotating buckle groove is in an inwardly concave arc shape. A rotating protrusion is provided at one end of the slide frame, and the outer surface of the rotating protrusion is in an arc shape and can be inserted into the rotating buckle groove. The rotating buckle groove can rotate relative to the rotating protrusion.

[0012] For the improvement of the above scheme, a lower limit plate is provided at the bottom of the slide, and the lower limit plate extends from the side of the nozzle piece toward the center to form a slide groove. The side of the slide is provided with a slide rail, and the slide rail can be inserted into the slide groove, and the lower limit plate can slide along the slide rail.

[0013] For the improvement of the above scheme, the nozzle assembly also includes an upper cover, which covers the upper part of the slide, and is provided with a spray hole, the position of the spray hole corresponds to the position of the liquid outlet, the side of the upper cover is provided with a second fixing buckle hole, and the side of the slide is provided with a second fixing protrusion, and the second fixing protrusion can be inserted into the second fixing buckle hole.

[0014] For the improvement of the above scheme, the spray gun device also includes a driving assembly, which includes a driving motor, a driving gear and a driving rack. The movable end of the driving motor is transmission-connected to the driving gear, and the driving gear is meshed with the driving rack. A limit block is provided at one end of the driving rack, and a limit slot is provided at the bottom of the slide. The limit block can be inserted into the limit slot, and the driving rack can drive the slide to slide on the slide.

[0015] For the improvement of the above scheme, the spray gun device also includes a self-cleaning component, the self-cleaning component includes a fixed cover, the fixed cover is arranged at the end of the slide, the fixed cover can correspond to the position of the nozzle piece, the fixed cover is provided with a self-cleaning tube and a UV generator, the side of the fixed cover is provided with a third fixing buckle hole, the end of the slide is provided with a third fixing convex buckle, and the third fixing convex buckle can be inserted into the third fixing buckle hole.

[0016] For the improvement of the above scheme, the support assembly also includes a side cover, which covers the side of the support frame, and a limiting protrusion is provided on the side cover. The limiting protrusion is arranged at one end of the slide away from the nozzle piece, and the side of the limiting protrusion can abut against the side of the lower limiting plate to limit the stroke of the slide; the side of the support frame is provided with a fourth fixing buckle, and the edge of the side cover is provided with a fourth fixing buckle hole, and the fourth fixing buckle can be inserted into the fourth fixing buckle hole.

[0017] On the other hand, an embodiment of the utility model further provides a smart cover plate, comprising the spray gun device as described above.

[0018] On the other hand, an embodiment of the utility model further provides a toilet, comprising the spray gun device as described above.

[0019] Implementing the embodiments of the utility model has the following beneficial effects:

[0020] The spray gun device of the utility model embodiment is provided with a nozzle assembly, a nozzle assembly and an adjustment assembly, wherein the nozzle assembly includes a liquid inlet pipe, and the nozzle assembly is provided with a liquid inlet cavity and a liquid outlet which are interconnected, the liquid inlet pipe is connected to the liquid inlet cavity, the liquid enters the liquid inlet cavity through the liquid inlet pipe, and is sprayed out from the liquid outlet to achieve flushing. The adjustment component includes an adjustment drive and a water separation plate. The water separation plate is provided with at least two water outlets. The water types and / or flow rates of the two water outlets are different, and the water types and flow rates of the buttocks washing function and the women's washing function can be realized respectively. This can be achieved by setting different shapes and / or sizes of the water outlets, and the position of a single water outlet can correspond to the liquid outlet. When spraying water, different water outlets can achieve different water spraying flows, water spraying pressures and water spraying shapes. By driving the water separation plate to rotate, the water outlets can respectively meet the functions of buttocks washing and women's washing. The adjustment component is arranged at one end of the nozzle assembly, so that the functions of buttocks washing and women's washing can be integrated into a single nozzle, which can save another set of nozzles and reduce the volume. At the same time, by regularly switching different water outlets, the flushing water pressure can produce rhythmic, alternating strong and weak changes, and the cleaning water flow massage function can be realized without setting a pressure regulating valve, thereby further reducing the volume and reducing the cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the spray gun device of the embodiment of the utility model in a retracted state;

[0022] Figure 2 It is a structural schematic diagram of the spray gun device of the embodiment of the utility model in an extended state;

[0023] Figure 3 It is a schematic diagram of the exploded structure of the spray gun device of the utility model embodiment;

[0024] Figure 4 yes Figure 3 A partial enlarged view of middle A;

[0025] Figure 5 It is a schematic diagram of the disassembled structure of the slide, the slideway and the adjustment assembly of the embodiment of the utility model. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail with reference to the accompanying drawings. It is hereby stated that the directional words such as up, down, left, right, front, back, inside, outside, etc. that appear or will appear in the text of the utility model are only based on the accompanying drawings of the utility model, and are not specific limitations of the utility model.

[0027] See also Figure 1-Figure 4 One embodiment of the utility model provides a spray gun device, including a nozzle assembly 1 and a nozzle assembly 2 provided at one end of the nozzle assembly 1, wherein the nozzle assembly 1 is used to connect an external water inlet pipe and the nozzle assembly 2, and the nozzle assembly 2 is used to spray water to achieve a flushing function. In the embodiment of the utility model, the nozzle assembly 1 includes a liquid inlet pipe 11, and external liquid enters from the liquid inlet pipe 11, and the nozzle assembly 2 is provided with a liquid inlet cavity 211 and a liquid outlet 212 that are interconnected, and the liquid inlet pipe 11 is connected to the liquid inlet cavity 211, and external liquid enters the liquid inlet cavity 211 through the liquid inlet pipe 11 and is sprayed out from the liquid outlet 212.

[0028] In order to realize the functions of hip washing and women's washing in a single nozzle, and realize the flushing and massage functions, the spray gun device also includes an adjustment component 3, and the adjustment component 3 is arranged at one end of the nozzle component 1, specifically at the end where the nozzle component 2 is located, and the adjustment component 3 includes an adjustment drive member 31 and a water separation plate 32, and the adjustment drive member 31 is preferably a rotating motor, and the water separation plate 32 is provided with at least two water outlet holes 321, and the water outlet water type and / or flow rate of the two water outlet holes 321 are different. By reasonably setting the shape and size of the water outlet holes 321, the two water outlet holes 321 can respectively realize the water type and flow rate of hip washing and women's washing, while a single water outlet hole 321 The position of the water hole 321 can correspond to the liquid outlet 212, and the liquid sprayed from the liquid outlet 212 can be sprayed under the constraint of the water hole 321, and the adjusting driving member 31 can drive the water distribution plate 32 to rotate, so as to switch different water holes 321 to communicate with the liquid outlet 212, so that when in use, the water outlet pressure, water outlet flow, water outlet rhythm and water outlet shape can be controlled by switching different water outlet holes 321. In the embodiment of the utility model, the number of the water outlet holes 321 is multiple, and the shapes and / or sizes of the multiple water outlet holes 321 are different, so that multiple functions including but not limited to hip washing and women's washing can be realized. Moreover, since the water outlet pressure, water outlet flow and water outlet rhythm are controllable, multiple water outlet holes 321 with different apertures can be set, and by rhythmically switching different water outlet holes 321, the flow rate and water pressure can be slowly changed, and the rhythmic washing water flow with alternating strength and weakness can be simulated to realize the massage function.

[0029] Therefore, the beneficial effects of the embodiments of the present utility model are at least:

[0030] The spray gun device of the utility model embodiment is provided with a nozzle assembly 1, a nozzle assembly 2 and an adjustment assembly 3, wherein the nozzle assembly 1 includes a liquid inlet pipe 11, and the nozzle assembly 2 is provided with a liquid inlet chamber 211 and a liquid outlet 212 which are interconnected, the liquid inlet pipe 11 is connected with the liquid inlet chamber 211, liquid enters the liquid inlet chamber 211 through the liquid inlet pipe 11, and is sprayed out from the liquid outlet 212 to achieve flushing. The adjustment assembly 3 includes an adjustment drive member 31 and a water diversion plate 32, and the water diversion plate 32 is provided with at least two water outlet holes 321, and the water types and / or flow rates of the two water outlet holes 321 are different, and the water types and flow rates of the hip washing function and the women's washing function can be achieved respectively, wherein the shapes and / or sizes of the water outlet holes 321 are different, and the position of a single water outlet hole 321 can correspond to the liquid outlet 212, and when spraying water, different water spraying flow rates, water spraying pressures and spraying pressures can be achieved through different water outlet holes 321. The shape of water, the adjusting drive member 31 can drive the water dividing plate 32 to rotate, so that the water outlet hole 321 can respectively meet the functions of hip washing and women's washing, thereby integrating the functions of hip washing and women's washing into a single nozzle, which can save another set of nozzles and reduce the volume. At the same time, by regularly switching different water outlet holes 321, the flushing water pressure can produce rhythmic and alternating changes in strength, and the cleaning water flow massage function can be realized without setting a pressure regulating valve, thereby further reducing the volume and reducing the cost.

[0031] Specifically, see Figure 3 and Figure 4 The nozzle assembly 2 includes a nozzle member 21, the liquid inlet chamber 211 is arranged in the nozzle member 21, the liquid outlet 212 is arranged on the upper surface of the nozzle member 21, and the liquid is sprayed upward from the liquid outlet 212. The upper surface of the nozzle member 21 is also provided with a rotating hole 213, and the water separation plate 32 is rotatably connected to the rotating hole 213. The water separation plate 32 can rotate around the rotating hole 213, and the water separation plate 32 can drive the water outlet hole 321 to move. In addition, the nozzle member 21 is also provided with a accommodating chamber 214, and the adjusting driving member 31 is arranged in the accommodating chamber 214. The movable end of the adjusting driving member 31 passes through the rotating hole 213 and is connected to the water separation plate 32, so that the water separation plate 32 can be driven to rotate on the upper side of the nozzle member 21. The accommodating chamber 214 and the liquid inlet chamber 211 are isolated from each other, so that the liquid in the liquid inlet chamber 211 can be prevented from entering the accommodating chamber 214 and affecting the adjusting driving member 31 .

[0032] See also Figure 4The nozzle assembly 2 also includes a nozzle cover 22, and a transition hole 221 is provided on the nozzle cover 22. The position of the transition hole 221 corresponds to the position of the liquid outlet 212. The nozzle cover 22 covers the water diversion tray 32 and is used to limit the water diversion tray 32 to prevent the water diversion tray 32 from falling out, wherein the liquid sprayed from the water outlet hole 321 will enter the transition hole 221. In order to fix the nozzle cover 22 to limit the water diversion tray 32, a first fixing buckle hole 222 is provided on the side of the nozzle cover 22, and a first fixing convex buckle 215 is provided on the upper part of the nozzle member 21. During installation, the first fixing convex buckle 215 can be inserted into the first fixing buckle hole 222 to form a snap-on fixation.

[0033] In order to ensure the sealing effect, a sealing gasket 23 is further provided between the water dividing plate 32 and the upper surface of the nozzle member 21. The sealing gasket 23 is annular and surrounds the periphery of the liquid outlet 212 and the rotating hole 213 respectively, so as to prevent the liquid outlet 212 from leaking when spraying liquid and prevent the liquid from entering the accommodating cavity 214 through the rotating hole 213, thereby forming a good sealing effect.

[0034] See also Figure 3 The spray gun device also includes a supporting assembly 4, which includes a supporting frame 41. The spray pipe assembly 1 also includes a slide 12 and a connecting piece 13. A slide 42 is provided on one side of the supporting frame 41. The slide 12 is arranged along the slide 42 and is slidably connected to the slide 42. The nozzle piece 21 is arranged at the end of the slide 12. When cleaning is required, the slide 12 can be extended along the slide 42. After the slide 12 is extended, the nozzle piece 21 can spray water to clean the cleaning part. When cleaning is not required, the slide 12 can be retracted into the accommodating space along the slide 42. One end of the connecting piece 13 is connected to the liquid inlet pipe 11, and the other end of the connecting piece 13 is connected to the liquid inlet cavity 211. The connecting piece 13 is connected between the liquid inlet pipe 11 and the liquid inlet cavity 211, which can improve the connection strength of the water inlet pipe.

[0035] In order to achieve a better cleaning angle, a rotating buckle groove 216 is provided at one end of the nozzle piece 21, and the rotating buckle groove 216 is in an inwardly concave arc shape. A rotating protrusion 121 is provided at one end of the slide 12. The outer surface of the rotating protrusion 121 is in an arc shape and can be inserted into the rotating buckle groove 216. The rotating buckle groove 216 can rotate relative to the rotating protrusion 121. By rotating the rotating buckle groove 216, the inclination angle of the nozzle piece 21 can be adjusted, thereby changing the water spraying angle of the liquid outlet 212, thereby achieving the adjustment of the cleaning angle.

[0036] See also Figure 5A lower limit plate 122 is provided at the bottom of the slide 12, and the lower limit plate 122 extends from the side of the nozzle member 21 toward the center to form an "L" shape. The lower limit plates 122 are provided on both sides of the bottom of the slide 12 and can surround each other to form a slide groove 123. A slide rail 421 is provided on the side of the slide 42, and the slide rail 421 can be inserted into the slide groove 123. The lower limit plate 122 can slide along the slide rail 421, so that the slide 12 can slide along the slide 42.

[0037] The nozzle assembly 1 also includes an upper cover 14, which covers the upper part of the slide 12. The upper cover 14 is provided with a spray hole 141. The position of the spray hole 141 corresponds to the position of the liquid outlet 212 and the position of the transition hole 221. In this way, the liquid sprayed from the liquid outlet 212 first enters the water outlet 321, and then passes through the transition hole 221 and is discharged from the spray hole 141 to form the final cleaning liquid. The side of the upper cover 14 is provided with a second fixing buckle hole 142, and the side of the slide 12 is provided with a second fixing convex buckle 124. During installation, the second fixing convex buckle 124 can be inserted into the second fixing buckle hole 142 to form a snap-on fixation.

[0038] See also Figure 3 , Figure 4 and Figure 5 In order to drive the slide 12 to extend and retract, the spray gun device also includes a driving assembly 5, which includes a driving motor 51, a driving gear 52 and a driving rack 53. The movable end of the driving motor 51 is transmission-connected with the driving gear 52, and the driving gear 52 and the driving rack 53 are arranged in the support frame 41. The driving motor 51 is preferably a rotary motor. The driving motor 51 can drive the driving gear 52 to rotate. Since the driving gear 52 is meshed with the driving rack 53, the driving gear 52 can drive the driving rack 53 to move when it rotates. Since a limiting block 531 is provided at one end of the driving rack 53, a limiting slot 125 is provided at the bottom of the slide 12. The limiting block 531 can be inserted into the limiting slot 125 to form a buckle connection. After the connection, the driving rack 53 can drive the slide 12 to slide on the slideway 42.

[0039] In addition, the spray gun device also includes a self-cleaning component 6 to realize a self-cleaning function. Specifically, the self-cleaning component 6 includes a fixed cover 61, which is arranged at the end of the slide 42. After the slide 12 is retracted, the fixed cover 61 can correspond to the position of the nozzle part 21. The fixed cover 61 is provided with a self-cleaning tube 62 and a UV generator 63, which can clean the nozzle part 21, wherein the self-cleaning tube 62 can spray water to clean the nozzle part 21, and the UV generator 63 can emit ultraviolet rays to sterilize the nozzle part 21. In order to fix the fixed cover 61, a third fixing buckle hole 611 is provided on the side of the fixed cover 61, and a third fixing protrusion 422 is provided at the end of the slide 42. During installation, the third fixing protrusion 422 can be inserted into the third fixing buckle hole 611 to form a snap-on fixation.

[0040] The support assembly 4 further includes a side cover 43, which covers the side of the support frame 41 and can limit the side position of the driving gear 52 and the driving rack 53. At the same time, a limiting protrusion 431 is provided on the side cover 43, and the limiting protrusion 431 is provided at one end of the slide 42 away from the nozzle member 21. When the slide 12 is retracted, the side of the limiting protrusion 431 can abut against the side of the lower limiting plate 122 to limit the stroke of the slide 12 and prevent the slide 12 from escaping from the slide 42. In order to fix the side cover 43, a fourth fixing protrusion 411 is provided on the side of the support frame 41, and a fourth fixing buckle hole 432 is provided on the edge of the side cover 43. When installing, the fourth fixing protrusion 411 can be inserted into the fourth fixing buckle hole 432 to form a buckle fixation. The embodiment of the utility model adopts a buckle method for fixing in many places, which can simplify the installation process and installation structure.

[0041] There are multiple water outlet holes 321, and the shapes and / or sizes of the multiple water outlet holes 321 are different. In the embodiment of the utility model, the water outlet holes 321 can be round holes, regular polygons, irregular polygons, porous shapes, etc., to obtain a variety of cleaning functions that can meet different needs of users.

[0042] Another embodiment of the utility model provides an intelligent cover plate (not shown in the drawings), including the spray gun device as described above. In the spray gun device, the adjustment drive member 31 in the adjustment assembly 3 is used to drive the water distribution plate 32 to rotate, so that different water outlet holes 321 in the water distribution plate 32 correspond to the liquid outlet 212 in the nozzle assembly 1, and different spray water types can be obtained, so that both hip washing and feminine washing can be achieved, and the cleaning and massage functions can be obtained by regularly controlling the switching of different water outlet holes 321, which can save the pressure regulating valve, obtain a compact structure and lower cost, thereby reducing the overall volume of the intelligent cover plate and lowering the overall cost.

[0043] Another embodiment of the utility model provides a toilet (not shown in the drawings), comprising the spray gun device as described above. The spray gun device is provided with a nozzle assembly 1, a nozzle assembly 2 and an adjustment assembly 3, wherein the liquid enters from the liquid inlet pipe 11 of the nozzle assembly 1 and is sprayed out from the liquid outlet 212 of the nozzle assembly 2, wherein the adjustment assembly 3 comprises an adjustment drive member 31 and a water separation plate 32, and the water separation plate 32 is driven to rotate by the adjustment drive member 31, so as to realize different water spraying flow rates, water spraying pressures and water spraying shapes, and can respectively meet the functions of buttocks washing and women's washing, thereby integrating the functions of buttocks washing and women's washing into a single nozzle, and can also realize the cleaning water flow massage function without setting a pressure regulating valve, so that the overall volume of the toilet can be reduced and the cost is low.

[0044] The above is a preferred embodiment of the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the principle of the present invention. These improvements and modifications are also considered to be within the protection scope of the present invention.

Claims

1. A spray gun device, characterized in that: It comprises a nozzle assembly and a nozzle assembly arranged at one end of the nozzle assembly, wherein the nozzle assembly comprises a liquid inlet pipe, the nozzle assembly is provided with a liquid inlet cavity and a liquid outlet which are connected to each other, and the liquid inlet pipe is connected to the liquid inlet cavity; It also includes an adjustment component, which is arranged at one end of the nozzle assembly. The adjustment component includes an adjustment drive and a water diversion plate. The water diversion plate is provided with at least two water outlet holes, and the water outlet types and / or flow rates of the two water outlet holes are different. The position of a single water outlet hole can correspond to the liquid outlet. The adjustment drive can drive the water diversion plate to rotate to switch different water outlet holes to be connected to the liquid outlet.

2. The spray gun device according to claim 1, characterized in that: The nozzle assembly comprises a nozzle piece, the liquid inlet cavity is arranged in the nozzle piece, the liquid outlet is arranged on the upper surface of the nozzle piece, the upper surface of the nozzle piece is also provided with a rotating hole, and the water distribution plate is rotatably connected to the rotating hole.

3. The spray gun device according to claim 2, characterized in that: The nozzle member is further provided with a receiving chamber, the adjusting driving member is arranged in the receiving chamber, and the movable end of the adjusting driving member passes through the rotating hole and is connected with the water dividing plate; the receiving chamber and the liquid inlet chamber are isolated from each other.

4. The spray gun device according to claim 2, characterized in that: The nozzle assembly also includes a nozzle cover, which is provided with a transition hole, the position of which corresponds to the position of the liquid outlet, a first fixing buckle hole is provided on the side of the nozzle cover, and a first fixing protrusion is provided on the upper part of the nozzle piece, and the first fixing protrusion can be inserted into the first fixing buckle hole.

5. The spray gun device according to claim 2, characterized in that: A sealing gasket is also provided between the water distribution plate and the upper surface of the nozzle member. The sealing gasket is annular and surrounds the periphery of the liquid outlet and the rotating hole respectively.

6. The spray gun device according to claim 2, characterized in that: The spray gun device also includes a support assembly, which includes a support frame. The nozzle assembly also includes a slide and a connecting piece. A slide is provided on one side of the support frame. The slide is arranged along the slide and is slidably connected to the slide. The slide can be extended along the slide. The nozzle piece is arranged at the end of the slide. One end of the connecting piece is connected to the liquid inlet pipe, and the other end of the connecting piece is connected to the liquid inlet chamber.

7. The spray gun device according to claim 6, characterized in that: A rotating buckle groove is provided at one end of the nozzle piece, and the rotating buckle groove is in an inwardly concave arc shape. A rotating protrusion is provided at one end of the slide frame, and the outer surface of the rotating protrusion is in an arc shape and can be inserted into the rotating buckle groove. The rotating buckle groove can rotate relative to the rotating protrusion.

8. The spray gun device according to claim 6, characterized in that: A lower limit plate is provided at the bottom of the slide, and the lower limit plate extends from the side of the nozzle piece toward the center to form a slide groove. A slide rail is provided on the side of the slide, and the slide rail can be inserted into the slide groove, and the lower limit plate can slide along the slide rail.

9. The spray gun device according to claim 6, characterized in that: The nozzle assembly also includes an upper cover, which covers the upper part of the slide, and is provided with a spray hole, the position of the spray hole corresponds to the position of the liquid outlet, a second fixing buckle hole is provided on the side of the upper cover, and a second fixing convex buckle is provided on the side of the slide, and the second fixing convex buckle can be inserted into the second fixing buckle hole.

10. The spray gun device according to claim 6, characterized in that: The spray gun device also includes a driving assembly, which includes a driving motor, a driving gear and a driving rack. The movable end of the driving motor is transmission-connected to the driving gear, and the driving gear is meshed with the driving rack. A limiting block is provided at one end of the driving rack, and a limiting slot is provided at the bottom of the slide. The limiting block can be inserted into the limiting slot, and the driving rack can drive the slide to slide on the slide.

11. The spray gun device according to claim 6, characterized in that: The spray gun device also includes a self-cleaning component, which includes a fixed cover, which is arranged at the end of the slide, and the fixed cover can correspond to the position of the nozzle piece. The fixed cover is provided with a self-cleaning tube and a UV generator, and a third fixing buckle hole is provided on the side of the fixed cover. The end of the slide is provided with a third fixing convex buckle, and the third fixing convex buckle can be inserted into the third fixing buckle hole.

12. The spray gun device according to claim 8, characterized in that: The support assembly also includes a side cover, which covers the side of the support frame, and a limiting protrusion is provided on the side cover. The limiting protrusion is provided at an end of the slide away from the nozzle member, and the side of the limiting protrusion can abut against the side of the lower limiting plate to limit the stroke of the slide; a fourth fixing buckle is provided on the side of the support frame, and a fourth fixing buckle hole is provided on the edge of the side cover, and the fourth fixing buckle can be inserted into the fourth fixing buckle hole.

13. A smart cover, characterized in that: Comprising a spray gun device as described in any one of claims 1-12.

14. A toilet, characterized in that: Comprising a spray gun device as described in any one of claims 1-12.

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