Drawing head
By designing a pull-out head with a switching mechanism and a variety of water outlet modules, the existing pull-out head has poor splash protection and high noise, and has achieved a soft water splash effect suitable for large-area cleaning and a good cleaning experience.
Patent Information
- Application Number
- CN202421655582.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-12
- Publication Date
- 2025-05-06
- Estimated Expiration
- 2034-07-12
AI Technical Summary
The existing multi-function puller splash protection effect is limited during use and is noisy, which cannot meet the needs of consumers when cleaning fruit trays or cleaning them on a large scale.
A pull-out head is designed, which includes a body with a water inlet and a water separation chamber. It has a built-in switching mechanism that can control the flow direction of the water flow and is connected to the bubble water and the clear water outlet module. The bubble water outlet module forms a water jump through the third shell and the rectifier network, and the clear water outlet module forms a laminar flow state through the first shell and the rectifier, which can effectively control the impact force and splashing situation of the water flow.
It realizes soft water splash suitable for large-area cleaning, avoids the scattering and splashing of water splashing, provides a good cleaning experience, and has the ability to adapt to large-area cleaning.
Smart Images
Figure CN222829848U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a pulling head. Background Art
[0002] The water splashes of the multifunctional pull-out heads on the market are basically a combination of shower water, bubbling water and other water splashes. However, the splash-proof effect of bubbling water is limited and there will be suction noise. At the same time, for consumers to simply clean some fruit plates or large areas, shower water has a strong impact and is easy to splash, while bubbling water has a small cleaning range and insufficient impact. Obviously, these two types of water splashes are not particularly suitable for consumers' usage scenarios. Summary of the invention
[0003] In order to solve the above technical problems, the purpose of the utility model is to provide a pulling head.
[0004] The utility model is realized by the following technical solutions:
[0005] A pull-out head comprises a body having a water inlet and a first water diversion chamber, the body further being provided with a first inlet and a second inlet which can be communicated with the first water diversion chamber, the first water diversion chamber being provided with a first switching mechanism, the first switching mechanism being able to allow water to flow through the first inlet or the second inlet, the second inlet being able to be communicated with a bubble water outlet module; and further comprising a second water diversion chamber which can be communicated with the first inlet, the body further being provided with a third inlet and a fourth inlet which can be communicated with the second water diversion chamber, the second water diversion chamber being provided with a second switching mechanism, the second switching mechanism being able to allow water to flow through the third inlet or the fourth inlet, the third inlet being able to be communicated with a water outlet hole, the fourth inlet being able to be connected with a clear water outlet module.
[0006] In the embodiment of the utility model, it also includes a lower cover located at the water outlet end of the main body, the water outlet hole is arranged on the lower cover, and the bubble water outlet module and the clear water outlet module can be connected to the main body through the lower cover.
[0007] In an embodiment of the utility model, the bubble water outlet module includes a hollow third shell, a third buffer zone is arranged in the third shell, a third buffer step is arranged in the third shell, the third buffer step is located on the peripheral side of the water outlet of the third shell, the cross-sectional area of the third buffer zone is larger than the cross-sectional area of the water outlet of the third shell; the diameter of the water outlet of the third shell gradually increases along the water outlet direction so that the water inlet end of the water outlet of the third shell forms a sharp corner, and the peripheral wall of the water outlet of the third shell forms an inclined surface; it also includes a water baffle for forming water splashes, and the water flow flowing out of the water outlet of the third shell can impact one end face of the water baffle.
[0008] In the embodiment of the utility model, one end face of the water retaining plate is a plane, the plane can be perpendicular to the impact direction of the water flow, and the outer peripheral edge of the plane is a right angle.
[0009] In an embodiment of the utility model, it also includes a third rectifying net located in a third shell body, the middle part of the third rectifying net is connected to one end of a connecting rod, the other end of the connecting rod can extend out of the third shell body, the other end of the connecting rod is matched and connected with one end face of a water baffle plate, a third annular step surface is arranged in the third shell body, the lower end face of the third rectifying net abuts against the third annular step surface, the third rectifying net is coaxially arranged with the connecting rod and the water baffle plate, a third rectifying sheet is arranged above the third rectifying net, another third rectifying net is arranged above the third rectifying sheet, a third groove is arranged on the inner peripheral wall of the third shell body, a third protrusion is arranged on the outer periphery of the third rectifying net, when the third rectifying net is installed in the third shell body, the third protrusion can be matched and connected with the third groove, and the major diameter of the water baffle plate is not greater than the minimum diameter of the water outlet of the third shell body.
[0010] In an embodiment of the utility model, the clear water outlet module includes a hollow first shell, a first buffer zone for water flow is arranged in the first shell, a first buffer step is arranged in the first shell, the first buffer step is located on the peripheral side of the water outlet of the first shell, the cross-sectional area of the first buffer zone is larger than the cross-sectional area of the water outlet of the first shell; the diameter of the water outlet of the first shell gradually increases along the water outlet direction so that the water inlet end of the water outlet of the first shell forms a water outlet sharp corner, and the peripheral wall of the water outlet of the first shell forms a water outlet inclined surface.
[0011] In an embodiment of the utility model, a first rectifying piece is further arranged in the first shell, the first rectifying piece is located at the water inlet end of the first buffer zone, a first annular step surface is arranged in the first shell, the first annular step surface is located at the water inlet end of the first buffer zone, and the first rectifying piece is supported above the first annular step surface; it also includes at least one first rectifying net, the first rectifying net is arranged above the first rectifying piece, the inner peripheral wall of the first shell is provided with a first groove, the outer periphery of the first rectifying net is provided with a first protrusion, when the first rectifying net is installed in the first shell, the first protrusion can be matched and connected with the first groove; it also includes a first flow divider, the first flow divider cover is at the water inlet end of the first shell, a plurality of flow dividers are arranged on the first flow divider, water flow can enter the inner periphery of the first shell through the flow divider, and a first positioning block is also arranged on the outer periphery of the first flow divider, the first positioning block can be matched and connected with the first groove.
[0012] In an embodiment of the utility model, the first switching mechanism includes a first bushing arranged in a first water diversion chamber, a first movable shaft is arranged in the first bushing, a first sealing ring is arranged on the first movable shaft, the first sealing ring can be matched and connected with the first inlet and the second inlet, a spring is also arranged between one end of the first movable shaft and the main body, the spring can keep the first sealing ring and the second inlet sealedly connected when there is no water flow, and the other end of the first movable shaft is connected to a button arranged on the main body.
[0013] In an embodiment of the utility model, the second switching mechanism includes a second bushing arranged in the second water diversion chamber, a second movable shaft is arranged in the second bushing, a second sealing ring is arranged at one end of the second movable shaft, and the second sealing ring can be matched and connected with the third inlet and the fourth inlet.
[0014] In an embodiment of the utility model, the other end of the second movable shaft can be connected to one end of a button, and the button is arranged on the main body. The middle part of the button is hinged to the main body, and pressing one end or the other end of the button can control the movement of the second movable shaft in the second water diversion chamber.
[0015] The utility model provides a pull-out head with the following beneficial effects: it is suitable for cleaning a larger area, the water splashes softly, and the water splashes outward, while ensuring that no water splashes during flushing, giving users a good cleaning experience; it can also adapt to cleaning a large area; at the same time, the water flow out of the water outlet of the third shell has an impact force between that of straight flushing water and bubbling water, which not only has a certain impact force, but also does not cause water splashing. This water flow impacts the water retaining plate, causing a water jump phenomenon, thereby forming a good bubble water shape, and at the same time will not splash a lot of water. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the technical solution of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0017] Figure 1 It is an exploded schematic diagram of the utility model.
[0018] Figure 2 It is a schematic diagram of state 1 of the utility model.
[0019] Figure 3 It is a schematic diagram of state 2 of the utility model.
[0020] Figure 4 This is a schematic diagram of the third state of the utility model. Figure 1 .
[0021] Figure 5 This is a schematic diagram of the third state of the utility model. Figure 2 .
[0022] Figure 6 It is a schematic diagram of the second switching mechanism in the utility model.
[0023] Figure 7 It is a cross-sectional view of the clear water outlet module in the utility model.
[0024] Figure 8 It is an exploded view of the clear water outlet module in the utility model.
[0025] Fig. 9 It is a cross-sectional view of the bubble water outlet module in the utility model.
[0026] Fig.10 It is an exploded view of the bubble water outlet module in the utility model.
[0027] Fig.11 It is a bottom view of the utility model. DETAILED DESCRIPTION
[0028] In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is sought, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.
[0029] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.
[0030] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.
[0031] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0032] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.
[0033] Referring to the drawings of the specification, a pull-out head includes a main body 10 having a water inlet 11 and a first water diversion chamber 12. Water flows into the water inlet from the water inlet end of the main body and then flows into the first water diversion chamber. The main body is also provided with a first inlet 13 and a second inlet 14 which can be connected to the first water diversion chamber. A first switching mechanism 20 is arranged in the first water diversion chamber. The first switching mechanism can make water flow through the first inlet or the second inlet, that is, the first switching mechanism can control the flow direction of the water in the first water diversion chamber. The second inlet can be connected to the bubble water outlet module 300. In the default state, the first inlet is open and the second inlet is closed. Only when the first switching mechanism is started in the default state can the bubble water outlet module discharge water; it also includes a second water diversion chamber 15 which can be connected to the first inlet. In the default state, Under, water flows from the first water diversion chamber to the second water diversion chamber, the body is also provided with a third inlet 16 and a fourth inlet 17 which can be connected to the second water diversion chamber, a second switching mechanism 30 is provided in the second water diversion chamber, the second switching mechanism can make the third inlet or the fourth inlet pass water, that is, the second switching mechanism can control the flow direction of the water in the second water diversion chamber, the third inlet can be connected with the water outlet hole 41, the water outlet hole can be a shower water outlet hole, which is the default water outlet water splash, the fourth inlet can be connected with the clear water outlet module 100, when the water outlet hole discharges water, the second switching mechanism is controlled, and it can be switched to the clear water outlet module for water discharge, no matter whether it is the water outlet hole or the clear water outlet module, as long as the first switching mechanism is controlled, it can be directly switched to the bubble water outlet module for water discharge.
[0034] Furthermore, it also includes a lower cover 40 located at the water outlet end of the body, the water outlet hole is arranged on the lower cover, and the bubble water outlet module and the clear water outlet module can be connected to the body through the lower cover.
[0035] Wherein: the bubble water outlet module 300 includes a hollow third shell 310, a third buffer zone 311 is arranged in the third shell, the third buffer zone can be connected with the water inlet end of the third shell, a third buffer step 312 is arranged in the third shell, the third buffer step is arranged at the bottom of the third buffer zone, the third buffer step is located on the periphery of the water outlet 313 of the third shell, the third classroom water outlet is coaxially arranged with the third buffer zone and the third buffer step, the cross-sectional area of the third buffer zone is larger than the cross-sectional area of the water outlet of the third shell; the diameter of the water outlet of the third shell gradually increases along the water outlet direction, so as to A sharp angle 314 is formed at the water inlet end of the water outlet of the third shell, and the sharp angle is an acute angle. The peripheral wall of the water outlet of the third shell is formed with an inclined surface 315. The sharp angle and the inclined surface can effectively avoid the sticky flow of water flow, so that the water flow will not adhere to the side wall of the water outlet, affecting the water outlet shape when the water is discharged, and the water path of the water outlet has a certain impact force; it also includes a water baffle 320 for forming water splashes. The water flow flowing out of the water outlet of the third shell can impact one end face of the water baffle, and the water flow with a certain impact force impacts one end face (upper end face) of the water baffle, so that a bubble water (also known as light bulb water, lampshade water) with a good shape can be formed.
[0036] Preferably, one end face of the water baffle is a plane 321, which can be perpendicular to the direction of water flow impact, and the outer peripheral edge 322 of the plane is a right angle, which can ensure that the water flow vertically impacts the plane and a uniform and good water jump phenomenon occurs, thereby forming an excellent bubble water shape.
[0037] Furthermore, it also includes a third rectifying net 330 located in the third shell, the middle part of the third rectifying net is connected to one end of the connecting rod 340, the other end of the connecting rod can extend out of the outside of the third shell, and the other end of the connecting rod is matched and connected with one end face of the water baffle, so that there is a certain distance between the plane and the water outlet of the third shell, which is convenient for forming an excellent bubble water shape. A third annular step surface 316 is arranged in the third shell, and the lower end face of the third rectifying net abuts on the third annular step surface, and the third rectifying net is coaxially arranged with the connecting rod and the water baffle. A third rectifying sheet 350 is arranged above the third rectifying net, and another third rectifying net is arranged above the third rectifying sheet, so that there are two third rectifying nets, and a third rectifying sheet is sandwiched between the two third rectifying nets.
[0038] Furthermore, a third groove 317 is provided on the inner wall of the third shell, and a third protrusion 331 is provided on the outer periphery of the third rectifying net. When the third rectifying net is installed in the third shell, the third protrusion can be connected with the third groove, so that the third rectifying net can be prevented from rotating. The major diameter of the water baffle is not greater than the minimum diameter of the water outlet of the third shell, so that an excellent bubble water form can be formed under the interaction of water flow.
[0039] The bubble water outlet module is more specific: the water flows through the third shell, the turbulent flow passes through the third rectifying net, the third rectifying sheet, and then passes through a third rectifying net, and then passes through the third buffer zone, thereby forming a laminar flow state, and then flows out from the water outlet of the third shell, the water flow hits the water baffle, and a water jump phenomenon occurs, thereby forming a bubble water shape; two third rectifying nets and third rectifying sheets are fixed on the third annular step surface, and a third buffer zone is formed between the third rectifying net located below and the third buffer step; the two third rectifying nets have multiple water outlet holes, and the water outlet holes are arranged in a hexagonal shape, with a third protrusion, which is combined with the third groove in the third shell; the rectifying sheet is a stainless steel filter mesh or a nylon filter mesh, and has multiple water outlet holes; the third shell has a third annular step surface, a third buffer step, a sharp corner and an inclined surface, and the third annular step surface and the third buffer step are used to limit the height of the third rectifying net located below to form a third buffer zone.
[0040] Among them: the clear water outlet module includes a hollow first shell 110, a first buffer zone 111 of water flow is arranged in the first shell, a first buffer step 112 is arranged in the first shell, the first buffer step is located on the peripheral side of the first shell water outlet 113, the cross-sectional area of the first buffer zone is larger than the cross-sectional area of the first shell water outlet, and the first shell water outlet and the first buffer zone are coaxially arranged; the diameter of the first shell water outlet gradually increases along the water outlet direction so that the water inlet end of the first shell water outlet forms a water outlet sharp corner 114, and the peripheral wall of the first shell water outlet forms a water outlet inclined surface 115, which is an acute angle.
[0041] Preferably, a first rectifier 120 is further provided in the first shell, and the first rectifier is located at the water inlet end of the first buffer zone. A first annular step surface 116 is provided in the first shell, and the first annular step surface is located at the water inlet end of the first buffer zone, and the first rectifier is supported above the first annular step surface.
[0042] Furthermore, it also includes at least one first rectifying net 130, which is arranged above the first rectifying sheet, and multiple first rectifying nets are arranged in a stacked manner. The inner peripheral wall of the first shell is provided with a first groove 117, and the outer periphery of the first rectifying net is provided with a first protrusion 131. When the first rectifying net is installed in the first shell, the first protrusion can be matched and connected with the first groove.
[0043] Furthermore, it also includes a first flow divider 140, the first flow divider cover is at the water inlet end of the first shell, and the first flow divider is provided with a plurality of flow diversion ports 141, through which water can enter the inner periphery of the first shell. The outer periphery of the first flow divider is also provided with a first positioning block 142, which can be matched and connected with the first groove.
[0044] Specifically, the clear water outlet module is as follows: after the water flows through the first water channel, the turbulent flow passes through the first shell, enters the first rectifying net and the first rectifying sheet along the water flow, passes through the first buffer zone, thereby forming a laminar flow state, and then flows out from the outlet of the first shell to form clear water. After rectification and buffering, the impact force of the clear water decreases, and there will be no splashing of water. At the same time, it is different from the soft and weak bubble water, so it has a certain impact force; the water outlet angle and the water outlet slope can effectively avoid the sticky flow of the water flow, so that the water flow will not adhere to the side wall of the outlet, affecting the outlet shape of the clear water; the first rectifying net and the first rectifying sheet are fixed on the first On the first annular step surface inside the shell, there is a first buffer zone between the first rectifying piece and the water outlet of the first shell; the first diverter body has a diverter port, and in one use, the diverter port is annularly distributed on the outer peripheral side of the first diverter body, and a water retaining portion 143 is formed on the inner periphery of the diverter port, and the water retaining portion is used to slow down the speed of water flowing into the first shell; the first rectifying net has a plurality of water outlet holes, and the water outlet holes are arranged in a hexagonal shape; the first rectifying piece is a stainless steel filter screen or a nylon filter screen, and also has a plurality of water outlet holes; the first annular step surface and the first buffer step are used to limit the height of the first rectifying piece in the first shell to form a first buffer zone.
[0045] Furthermore, the first switching mechanism 20 includes a first bushing 21 arranged in the first water diversion chamber, a first movable shaft 22 is arranged in the first bushing, a first sealing ring 23 is arranged on the first movable shaft, the first sealing ring can be matched and connected with the first inlet and the second inlet, and a spring 24 is also arranged between one end of the first movable shaft and the main body, and the spring can keep the first sealing ring and the second inlet sealed when there is no water flow, so that the water can flow from the first water diversion chamber to the second water diversion chamber after turning off the water and turning on the water again, and the other end of the first movable shaft is connected to a button 51 arranged on the main body.
[0046] Furthermore, the second switching mechanism 30 includes a second bushing 31 disposed in the second water-dividing chamber, a second movable shaft 32 is disposed in the second bushing, a second sealing ring 33 is disposed at one end of the second movable shaft, and the second sealing ring can be connected with the third inlet and the fourth inlet. The other end of the second movable shaft can be connected with one end of a button 52, the button is disposed on the body, the middle part of the button is hinged with the body, and pressing one end or the other end of the button can control the movement of the second movable shaft in the second water-dividing chamber. The second switching mechanism can also have another spring, which can keep the second sealing ring and the fourth inlet in a sealed connection, so that water can be discharged from the water outlet each time the water is turned off and then turned on again. This is the most commonly used shower water outlet.
[0047] The utility model is more specific: State 1: water flows from the water inlet end of the body through the first water distribution chamber and the second water distribution chamber to the water outlet hole to discharge the shower water, refer to the attached figure of the specification Figure 2State 2: Water flows from the water inlet of the body through the first water diversion chamber, press the button, the second sealing ring blocks the third inlet, opens the fourth inlet, and water flows through the first bushing to the clear water outlet module. Refer to the attached figure of the instruction manual Figure 3 State 3: Water flows from the water inlet of the body through the first water distribution chamber. Press the button, the first sealing ring blocks the first inlet, the inlet is opened, and water flows through the second bushing to the bubble water outlet module. Refer to the attached figure of the instruction manual. Figure 4 , Figure 5 When the button is released, the first sealing ring and the first movable shaft are reset under the action of the spring, the second inlet is blocked, the first inlet is opened, and the water flows from the first water diversion chamber to the second water diversion chamber. The two switching mechanisms are basically the same, both having a bushing and a movable shaft, and each bushing is sealed with the inner circumferential wall of the corresponding water diversion chamber. The movable shaft and the bushing are also sealed, and the bushing is used to limit the movable shaft, and the inside of the bushing can be used for water flow; the movement of the movable shaft can open or close the corresponding inlet. The two water outlet modules are installed on the main body and fixed by the lower cover.
[0048] The above description shows and describes the preferred embodiments of the utility model. As mentioned above, it should be understood that the utility model is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the utility model concept described herein through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art do not depart from the spirit and scope of the utility model, and should be within the scope of protection of the claims attached to the utility model.
Claims
1. A pull-out head, comprising a body having a water inlet and a first water diversion cavity, characterized in that: The body is also provided with a first inlet and a second inlet which can be communicated with the first water diversion chamber, a first switching mechanism is arranged in the first water diversion chamber, the first switching mechanism can make water flow through the first inlet or the second inlet, and the second inlet can be communicated with the bubble water outlet module; it also includes a second water diversion chamber which can be communicated with the first inlet, the body is also provided with a third inlet and a fourth inlet which can be communicated with the second water diversion chamber, a second switching mechanism is arranged in the second water diversion chamber, the second switching mechanism can make water flow through the third inlet or the fourth inlet, the third inlet can be communicated with the water outlet hole, and the fourth inlet can be connected with the clear water outlet module.
2. A pulling head according to claim 1, characterized in that: It also includes a lower cover located at the water outlet end of the body, the water outlet hole is arranged on the lower cover, and the bubble water outlet module and the clear water outlet module can be connected to the body through the lower cover.
3. A pulling head according to any one of claims 1 or 2, characterized in that: The bubble water outlet module includes a hollow third shell, a third buffer zone is arranged in the third shell, a third buffer step is arranged in the third shell, the third buffer step is located on the peripheral side of the water outlet of the third shell, the cross-sectional area of the third buffer zone is larger than the cross-sectional area of the water outlet of the third shell; the diameter of the water outlet of the third shell gradually increases along the water outlet direction so that the water inlet end of the water outlet of the third shell forms a sharp corner, and the peripheral wall of the water outlet of the third shell forms an inclined surface; and it also includes a water baffle plate for forming water splashes, and the water flow flowing out of the water outlet of the third shell can impact one end surface of the water baffle plate.
4. A pulling head according to claim 3, characterized in that: One end face of the water baffle is a plane, the plane can be perpendicular to the impact direction of the water flow, and the outer peripheral edge of the plane is a right angle.
5. A pulling head according to claim 4, characterized in that: The water-repellent composite material is a composite material of a plurality of water-repellent composite materials, and a plurality of water-repellent composite materials are provided in the plurality of water-repellent composite materials. The plurality of water-repellent composite materials are provided with a plurality of water-repellent composite materials. The plurality of water-repellent composite materials are provided with a plurality of water-repellent composite materials. The plurality of water-repellent composite materials are provided with a plurality of water-repellent composite materials.
6. A pulling head according to any one of claims 1, 2, 4 or 5, characterized in that: The clear water outlet module includes a hollow first shell, a first buffer zone for water flow is arranged in the first shell, a first buffer step is arranged in the first shell, the first buffer step is located on the peripheral side of the water outlet of the first shell, the cross-sectional area of the first buffer zone is larger than the cross-sectional area of the water outlet of the first shell; the diameter of the water outlet of the first shell gradually increases along the water outlet direction so that the water inlet end of the water outlet of the first shell forms a water outlet sharp corner, and the peripheral wall of the water outlet of the first shell forms a water outlet inclined surface.
7. A pulling head according to claim 6, characterized in that: The first shell is also provided with a first rectifying piece, the first rectifying piece is located at the water inlet end of the first buffer zone, the first shell is provided with a first annular step surface, the first annular step surface is located at the water inlet end of the first buffer zone, and the first rectifying piece is supported above the first annular step surface; it also includes at least one first rectifying net, the first rectifying net is arranged above the first rectifying piece, the inner peripheral wall of the first shell is provided with a first groove, the outer periphery of the first rectifying net is provided with a first protrusion, when the first rectifying net is installed in the first shell, the first protrusion can be matched and connected with the first groove; it also includes a first flow divider, the first flow divider cover is at the water inlet end of the first shell, a plurality of flow dividers are provided on the first flow divider, water flow can enter the inner periphery of the first shell through the flow divider, and a first positioning block is also provided on the outer periphery of the first flow divider, and the first positioning block can be matched and connected with the first groove.
8. A pulling head according to any one of claims 1, 2, 4, 5 or 7, characterized in that: The first switching mechanism includes a first bushing arranged in a first water diversion chamber, a first movable shaft is arranged in the first bushing, a first sealing ring is arranged on the first movable shaft, the first sealing ring can be matched and connected with the first inlet and the second inlet, a spring is also arranged between one end of the first movable shaft and the main body, the spring can keep the first sealing ring and the second inlet sealed when there is no water flow, and the other end of the first movable shaft is connected to a button arranged on the main body.
9. A pulling head according to claim 8, characterized in that: The second switching mechanism includes a second bushing arranged in the second water diversion chamber, a second movable shaft is arranged in the second bushing, a second sealing ring is arranged at one end of the second movable shaft, and the second sealing ring can be matched and connected with the third inlet and the fourth inlet.
10. A pulling head according to claim 9, characterized in that: The other end of the second movable shaft can be connected to one end of a button, and the button is arranged on the body. The middle part of the button is hinged to the body. Pressing one end or the other end of the button can control the movement of the second movable shaft in the second water diversion chamber.