Scale-inhibiting portable shower head

Abstract

The utility model relates to the technical field of shower equipment, in particular to a scale inhibition portable shower head which comprises a shower head, a water outlet shell set, a water outlet mode adjusting mechanism, a handle and a scale inhibition filter element, the water outlet shell set is provided with a central water outlet area and a peripheral water outlet area, and the central water outlet area is located in the peripheral water outlet area. The water outlet end of the shower head is provided with a peripheral water cavity and a central water cavity located in the peripheral water cavity, the peripheral water cavity is communicated with a peripheral water outlet area, the central water cavity is communicated with a central water outlet area, the bottom of the shower head is provided with a water inlet channel, and the bottom end of the handle is provided with a water inlet connector which is communicated with the water inlet channel through a scale inhibition filter element. And the water inlet channel is communicated with the peripheral water cavity or / and the central water cavity through the water outlet mode adjusting mechanism. Water is filtered through the scale inhibition filter element, blockage caused by water scale formed by the water outlet shell set can be prevented, the scale inhibition filter element is convenient to disassemble, assemble and maintain, and switching of different water outlet modes can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of shower devices, in particular to a scale-inhibiting hand-held shower head. Background Art

[0002] In daily life, after hard water is heated, white substances are likely to adhere to the inner wall of the container and gradually form white lumps or powdery substances, commonly known as water scale. In the field of shower devices, water scale usually appears at the water outlet holes of the shower head. To solve this pain point, in the existing patents, a Chinese patent document with the application number 202322381940.7 discloses a multifunctional water purification and filtration shower head, which includes a handle and a nozzle main body installed at the end of the handle, and further includes: a water outlet part arranged at the bottom of the nozzle main body for dispersing the water flow in the nozzle main body; a filtering PP cotton installed inside the handle for preliminarily filtering the water flow; a secondary filtering mechanism installed inside the nozzle main body for secondary filtering of the water flow; although this patent document can filter the water and boost the water flow through the cooperation among the filtering PP cotton, the secondary filtering mechanism and the boosting mechanism, achieving multiple filtrations of the water to prevent blockage of the water outlet due to impurities in the water and poor water output, and further improving the boosting and water-saving effect, the water outlet mode of this shower head is single and difficult to meet the different usage requirements of users. Therefore, the defect is very obvious and a solution is urgently needed. Summary of the Utility Model

[0003] In order to solve the above technical problems, the purpose of the utility model is to provide a scale-inhibiting hand-held shower head.

[0004] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0005] A scale-inhibiting hand-held shower head includes a shower head, a water outlet shell group installed at the water outlet end of the shower head, a water outlet mode adjusting mechanism movably arranged at the water inlet end of the shower head, a handle detachably and sealingly connected to the bottom of the shower head, and a scale-inhibiting filter element detachably arranged inside the handle. The water outlet shell group is provided with a central water outlet area and a peripheral water outlet area, the central water outlet area is located inside the peripheral water outlet area, the water outlet end of the shower head is provided with a peripheral water cavity and a central water cavity located inside the peripheral water cavity, the peripheral water cavity is communicated with the peripheral water outlet area, the central water cavity is communicated with the central water outlet area, the bottom of the shower head is provided with a water inlet channel, the bottom end of the handle is provided with a water inlet interface, the water inlet interface is communicated with the water inlet channel through the scale-inhibiting filter element, and the water inlet channel is communicated with the peripheral water cavity or / and the central water cavity through the water outlet mode adjusting mechanism.

[0006] Further, the water outlet mode adjusting mechanism includes a rotating cavity provided at the water inlet end of the shower head, a rotating cover rotatably and sealingly connected to the rotating cavity, a plurality of mode switching card holes provided on the inner end surface of the rotating cover, an elastic card bead embedded in the inner wall of the rotating cavity and used for clamping with one of the mode switching card holes, a water passing cavity provided inside the rotating cover, a central through hole recessed in the inner wall of the rotating cavity and communicating with the central water cavity, a peripheral through hole recessed in the inner wall of the rotating cavity and communicating with the peripheral water cavity, two water outlet through holes provided on the inner end surface of the rotating cover and communicating with the water passing cavity, and a water inlet through hole recessed in the inner end surface of the rotating cover and communicating with the water passing cavity. The water inlet through hole is sealingly communicated with the water inlet passage. The plurality of mode switching card holes are arc-shapedly distributed; one of the water outlet through holes is sealingly communicated with the central through hole or the peripheral through hole, or the two water outlet through holes are respectively sealingly communicated with the central through hole and the peripheral through hole.

[0007] Further, the number of the mode switching card holes is three. The three mode switching card holes respectively represent the peripheral water outlet state, the overall water outlet state, and the central water outlet state. When the elastic card bead is clamped with the mode switching card hole of the peripheral water outlet state, one of the water outlet through holes is sealingly communicated with the peripheral through hole, and the other water outlet through hole is in a blocked state. When the elastic card bead is clamped with the mode switching card hole of the overall water outlet state, the two water outlet through holes are respectively sealingly communicated with the central through hole and the peripheral through hole. When the elastic card bead is clamped with the mode switching card hole of the central water outlet state, one of the water outlet through holes is sealingly communicated with the peripheral through hole, and the other water outlet through hole is in a blocked state.

[0008] Further, a water outlet accommodating groove is recessed in the inner end surface of the rotating cover. The two water outlet through holes are both recessed from the bottom wall of the water outlet accommodating groove. The water outlet accommodating groove accommodates a water outlet sealing plug. The peripheral side wall of the water outlet sealing plug is sealingly connected to the inner side wall of the water outlet accommodating groove. The outer end surface of the water outlet sealing plug is used for tightly attaching to the inner wall of the rotating cavity. The water outlet sealing plug is provided with two first water passing holes, and the two first water passing holes are coaxially communicated with the two water outlet through holes respectively.

[0009] Further, a first spring is arranged between the water outlet sealing plug and the bottom wall of the water outlet accommodating groove. The first spring is used for applying an elastic force to the water outlet sealing plug to tightly attach to the inner wall of the rotating cavity.

[0010] Further, an inner wall of the rotating cavity is concavely provided with a water inlet accommodating groove communicating with the water inlet channel. A water inlet sealing plug is arranged in the water inlet accommodating groove. A circumferential side wall of the water inlet sealing plug is sealingly connected to an inner side wall of the water inlet accommodating groove. An outer end face of the water inlet sealing plug is used for tightly attaching to an inner end face of the rotating cover. The water inlet sealing plug is provided with two second water through holes communicating with the water inlet channel. The number of the water inlet through holes is two. The water inlet sealing plug has two sealing positions. The two second water through holes are located between the two sealing positions. When in the overall water outlet state, the two second water through holes are respectively communicated with the two water inlet through holes. When in the peripheral water outlet state or the central water outlet state, one of the water inlet through holes is communicated with one of the second water through holes, and one of the sealing positions blocks the other water inlet through hole.

[0011] Further, a second spring is arranged between a bottom wall of the water inlet accommodating groove and the water inlet sealing plug. The second spring is used for applying an elastic force to the water inlet sealing plug to tightly attach to the inner end face of the rotating cover.

[0012] Further, the inner end face of the rotating cover is concavely provided with an arc-shaped limiting groove. A limiting block protrudes from an inner wall of the rotating cavity. The limiting block extends into the arc-shaped limiting groove. An arc length formed by a plurality of mode switching keyholes is equal to an arc length of the arc-shaped limiting groove.

[0013] Further, a plurality of central water outlet holes are arranged in the central water outlet area. A plurality of peripheral water outlet holes are annularly arranged in the peripheral water outlet area.

[0014] Further, the water outlet housing group is sealingly and threadedly connected to a water outlet end of the shower head.

[0015] The beneficial effects of the present utility model: In practical applications, the water inlet interface is connected to a water pipe. The water pipe supplies water into the water inlet interface. The water body flows into the water inlet channel after being filtered by the scale inhibitor filter element. When the water outlet mode adjusting mechanism communicates the water inlet channel with the peripheral water cavity, the present utility model is in the peripheral water outlet state, and the water body sprays out from the peripheral water outlet area of the water outlet housing group. When the water outlet mode adjusting mechanism simultaneously communicates the water inlet channel with the peripheral water cavity and the central water cavity, the present utility model is in the overall water outlet state, and the water body sprays out from the peripheral water outlet area and the central water outlet area of the water outlet housing group. When the water outlet mode adjusting mechanism communicates the water inlet channel with the central water cavity, the present utility model is in the central water outlet state, and the water body sprays out from the central water outlet area of the water outlet housing group. The present utility model filters the water body through the scale inhibitor filter element, can prevent the water outlet housing group from forming scale and causing blockage, is convenient for disassembly, installation and maintenance of the scale inhibitor filter element, and can realize switching of different water outlet modes. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a three-dimensional structural schematic diagram of the present utility model.

[0017] Figure 2 is an exploded structural schematic diagram of the present utility model.

[0018] Figure 3 This is an exploded structural schematic diagram of another perspective of the present utility model.

[0019] Description of reference numerals:

[0020] 1. Shower head; 2. Water outlet shell group; 3. Water outlet mode adjustment mechanism; 4. Handle; 5. Scale inhibitor filter element; 6. Central water outlet area; 7. Peripheral water outlet area; 8. Water inlet interface; 9. Rotating cavity; 10. Rotating cover; 11. Mode switching card hole; 12. Elastic clamping bead; 13. Water passing cavity; 14. Central through hole; 15. Peripheral through hole; 16. Water outlet through hole; 17. Water inlet through hole; 18. Water outlet accommodation groove; 19. Water outlet sealing plug; 20. First water passing hole; 21. First spring; 22. Water inlet accommodation groove; 23. Water inlet sealing plug; 24. Second water passing hole; 25. Sealing position; 26. Second spring; 27. Arc-shaped limiting groove; 28. Limiting block; 29. Central water outlet hole; 30. Peripheral water outlet hole; 31. Peripheral water cavity; 32. Central water cavity; 33. Water inlet channel. Detailed implementation manners

[0021] For the convenience of understanding by those skilled in the art, the present utility model will be further described below in conjunction with embodiments and the accompanying drawings. The content mentioned in the implementation manners does not limit the present utility model.

[0022] As Figures 1 to 3 shown, a scale inhibitor hand-held shower provided by the present utility model includes a shower head 1, a water outlet shell group 2 installed at the water outlet end of the shower head 1, a water outlet mode adjustment mechanism 3 movably arranged at the water inlet end of the shower head 1, a handle 4 detachably and sealingly connected to the bottom of the shower head 1, and a scale inhibitor filter element 5 detachably arranged in the handle 4. The water outlet shell group 2 is provided with a central water outlet area 6 and a peripheral water outlet area 7. The central water outlet area 6 is located within the peripheral water outlet area 7. The water outlet end of the shower head 1 is provided with a peripheral water cavity 31 and a central water cavity 32 located within the peripheral water cavity 31. The peripheral water cavity 31 is communicated with the peripheral water outlet area 7, and the central water cavity 32 is communicated with the central water outlet area 6. The bottom of the shower head 1 is provided with a water inlet channel 33. The bottom end of the handle 4 is provided with a water inlet interface 8. The water inlet interface 8 is communicated with the water inlet channel 33 via the scale inhibitor filter element 5. The water inlet channel 33 is communicated with the peripheral water cavity 31 or / and the central water cavity 32 via the water outlet mode adjustment mechanism 3.

[0023] In practical applications, the water inlet interface 8 is connected to a water pipe, and the water pipe supplies water into the water inlet interface 8. The water body flows into the water inlet channel 33 after being filtered by the scale inhibitor filter element 5. When the water outlet mode adjusting mechanism 3 connects the water inlet channel 33 with the peripheral water chamber 31, the present utility model is in the peripheral water outlet state, and the water body sprays out from the peripheral water outlet area 7 of the water outlet housing group 2; when the water outlet mode adjusting mechanism 3 connects the water inlet channel 33 with both the peripheral water chamber 31 and the central water chamber 32 at the same time, the present utility model is in the overall water outlet state, and the water body sprays out from the peripheral water outlet area 7 and the central water outlet area 6 of the water outlet housing group 2; when the water outlet mode adjusting mechanism 3 connects the water inlet channel 33 with the central water chamber 32, the present utility model is in the central water outlet state, and the water body sprays out from the central water outlet area 6 of the water outlet housing group 2. The present utility model filters the water body through the scale inhibitor filter element 5, which can prevent the water outlet housing group 2 from forming scale and causing blockage. The scale inhibitor filter element 5 is convenient to disassemble, assemble and maintain, and can realize the switching of different water outlet modes.

[0024] In this embodiment, the water outlet mode adjusting mechanism 3 includes a rotating cavity 9 provided at the water inlet end of the shower head 1, a rotating cover 10 rotatably and sealingly connected to the rotating cavity 9, a plurality of mode switching card holes 11 provided on the inner end surface of the rotating cover 10, an elastic clamping bead 12 embedded in the inner wall of the rotating cavity 9 and used for clamping with one of the mode switching card holes 11, a water passing cavity 13 provided inside the rotating cover 10, a central through hole 14 recessed in the inner wall of the rotating cavity 9 and communicating with the central water chamber 32, a peripheral through hole 15 recessed in the inner wall of the rotating cavity 9 and communicating with the peripheral water chamber 31, two water outlet through holes 16 provided on the inner end surface of the rotating cover 10 and communicating with the water passing cavity 13, and an inlet through hole 17 recessed in the inner end surface of the rotating cover 10 and communicating with the water passing cavity 13. The inlet through hole 17 is sealingly communicated with the water inlet channel 33, and the plurality of mode switching card holes 11 are distributed in an arc shape; one of the water outlet through holes 16 is sealingly communicated with the central through hole 14 or the peripheral through hole 15, or the two water outlet through holes 16 are respectively sealingly communicated with the central through hole 14 and the peripheral through hole 15. Specifically, the number of the mode switching card holes 11 is three, and the three mode switching card holes 11 respectively represent the peripheral water outlet state, the overall water outlet state and the central water outlet state; in practical applications, rotate the rotating cover 10. When the elastic clamping bead 12 is clamped with the mode switching card hole 11 in the peripheral water outlet state, one of the water outlet through holes 16 is sealingly communicated with the peripheral through hole 15, and the other water outlet through hole 16 is in a blocked state; when the elastic clamping bead 12 is clamped with the mode switching card hole 11 in the overall water outlet state, the two water outlet through holes 16 are respectively sealingly communicated with the central through hole 14 and the peripheral through hole 15; when the elastic clamping bead 12 is clamped with the mode switching card hole 11 in the central water outlet state, one of the water outlet through holes 16 is sealingly communicated with the peripheral through hole 15, and the other water outlet through hole 16 is in a blocked state. This structural design can realize the switching of three different water outlet modes to meet the different usage requirements of users.

[0025] In this embodiment, an inner end surface of the rotary cover 10 is recessed with a water outlet accommodating groove 18. Both of the two water outlet through holes 16 are recessed from a bottom wall of the water outlet accommodating groove 18. The water outlet accommodating groove 18 accommodates a water outlet sealing plug 19. A peripheral side wall of the water outlet sealing plug 19 is sealingly connected to an inner side wall of the water outlet accommodating groove 18. An outer end surface of the water outlet sealing plug 19 is used to tightly adhere to an inner wall of the rotating cavity 9. The water outlet sealing plug 19 is provided with two first water through holes 20. The two first water through holes 20 are coaxially communicated with the two water outlet through holes 16 respectively. A first spring 21 is arranged between the water outlet sealing plug 19 and the bottom wall of the water outlet accommodating groove 18. The first spring 21 is used to apply an elastic force to the water outlet sealing plug 19 to tightly adhere to the inner wall of the rotating cavity 9. With this structural design, the sealing effect during use is good, effectively preventing water leakage.

[0026] In this embodiment, an inner wall of the rotating cavity 9 is recessed with a water inlet accommodating groove 22 communicated with the water inlet passage 33. The water inlet accommodating groove 22 accommodates a water inlet sealing plug 23. Both the water inlet accommodating groove 22 and the water inlet sealing plug 23 are arc-shaped. A peripheral side wall of the water inlet sealing plug 23 is sealingly connected to an inner side wall of the water inlet accommodating groove 22. An outer end surface of the water inlet sealing plug 23 is used to tightly adhere to an inner end surface of the rotary cover 10. The water inlet sealing plug 23 is provided with two second water through holes 24 communicated with the water inlet passage 33. The number of the water inlet through holes 17 is two. The water inlet sealing plug 23 has two sealing positions 25. The two second water through holes 24 are located between the two sealing positions 25. A second spring 26 is arranged between the water inlet sealing plug 23 and the bottom wall of the water inlet accommodating groove 22. The second spring 26 is used to apply an elastic force to the water inlet sealing plug 23 to tightly adhere to the inner end surface of the rotary cover 10. When in the overall water outlet state, the two second water through holes 24 are respectively communicated with the two water inlet through holes 17. When in the peripheral water outlet state or the central water outlet state, one of the water inlet through holes 17 is communicated with one of the second water through holes 24, and one of the sealing positions 25 blocks the other water inlet through hole 17. With this structural design, the sealing effect during use is good, effectively preventing water leakage.

[0027] In this embodiment, an inner end surface of the rotary cover 10 is recessed with an arc-shaped limiting groove 27. An inner wall of the rotating cavity 9 protrudes with a limiting block 28. The limiting block 28 extends into the arc-shaped limiting groove 27. An arc length formed by the plurality of mode switching card holes 11 is equal to an arc length of the arc-shaped limiting groove 27. In practical applications, the limiting block 28 can rotate relative to the arc-shaped limiting groove 27 within the arc-shaped limiting groove 27. The cooperation between the arc-shaped limiting groove 27 and the limiting block 28 limits a rotation angle of the rotary cover 10, ensuring that the elastic beads 12 can only rotate between the plurality of mode switching card holes 11 to switch different water outlet modes.

[0028] In this embodiment, a plurality of central water outlet holes 29 are provided in the central water outlet area 6, and a plurality of peripheral water outlet holes 30 are annularly arranged in the peripheral water outlet area 7. When water flows out from the central water outlet area 6, the plurality of central water outlet holes 29 eject water; when water flows out from the peripheral water outlet area 7, the plurality of peripheral water outlet holes 30 eject water. Specifically, the central water outlet area 6 is made of a stainless steel water outlet plate.

[0029] In this embodiment, the water outlet housing group 2 is sealingly threadedly connected to the water outlet end of the shower head 1. This structural design facilitates the disassembly and assembly of the water outlet housing group 2 and the shower head 1, provides a firm connection, and also facilitates the cleaning of the interior of the shower head 1 and the water outlet housing group 2.

[0030] All the technical features in this embodiment can be freely combined according to actual needs.

[0031] The above embodiments are the preferred implementation solutions of the present utility model. In addition, the present utility model can also be implemented in other ways. Any obvious substitution without departing from the concept of the technical solution is within the protection scope of the present utility model.

Claims

1. A scale-inhibiting hand shower, characterized in that: The invention comprises a shower head (1), a water outlet housing assembly (2) mounted on the water outlet end of the shower head (1), a water outlet mode adjustment mechanism (3) movably mounted on the water inlet end of the shower head (1), a handle (4) detachably sealed and connected to the bottom of the shower head (1), and a scale-preventing filter element (5) detachably mounted in the handle (4); the water outlet housing assembly (2) is provided with a central water outlet area (6) and a peripheral water outlet area (7); the central water outlet area (6) is located in the peripheral water outlet area (7); the water outlet end of the shower head (1) is provided with a peripheral water cavity (3 1) and a central water chamber (32) located in the peripheral water chamber (31), the peripheral water chamber (31) is in communication with the peripheral water outlet area (7), the central water chamber (32) is in communication with the central water outlet area (6), a water inlet channel (33) is provided at the bottom of the shower head (1), a water inlet interface (8) is provided at the bottom end of the handle (4), the water inlet interface (8) is in communication with the water inlet channel (33) via a scale-preventing filter element (5), and the water inlet channel (33) is in communication with the peripheral water chamber (31) or / and the central water chamber (32) via a water outlet mode adjustment mechanism (3).

2. The scale-inhibiting hand shower according to claim 1, characterized in that: The water outlet mode adjustment mechanism (3) comprises a rotating chamber (9) arranged at the water inlet end of the shower head (1), a rotating cover (10) sealingly and rotatably connected to the rotating chamber (9), a plurality of mode switching clamping holes (11) arranged on the inner end surface of the rotating cover (10), an elastic clamping bead (12) embedded in the inner wall of the rotating chamber (9) and used for clamping with one of the mode switching clamping holes (11), a water passage chamber (13) arranged inside the rotating cover (10), a central through hole (14) recessed in the inner wall of the rotating chamber (9) and connected to the central water chamber (32), and a plurality of mode switching clamping holes (11) arranged on the inner end surface of the rotating cover (10). The rotary cover (10) includes a peripheral through hole (15) connected to the central through hole (14) or the peripheral through hole (15), two water outlet through holes (16) arranged on the inner end surface of the rotary cover (10) and connected to the water passage cavity (13), and a water inlet through hole (17) recessed in the inner end surface of the rotary cover (10) and connected to the water passage cavity (13), the water inlet through hole (17) being sealedly connected to the water inlet channel (33), and a plurality of mode switching card holes (11) being distributed in an arc shape; one of the water outlet through holes (16) being sealedly connected to the central through hole (14) or the peripheral through hole (15), or the two water outlet through holes (16) being sealedly connected to the central through hole (14) and the peripheral through hole (15), respectively.

3. The scale-inhibiting hand shower according to claim 2, characterized in that: The number of the mode switching card holes (11) is three, and the three mode switching card holes (11) respectively represent a peripheral water outlet state, an overall water outlet state and a central water outlet state; when the elastic card bead (12) is engaged with the mode switching card hole (11) in the peripheral water outlet state, one of the water outlet through holes (16) is in sealed communication with the peripheral through hole (15), and the other water outlet through hole (16) is in a blocked state; when the elastic card bead (12) is engaged with the mode switching card hole (11) in the overall water outlet state, the two water outlet through holes (16) are respectively in sealed communication with the central through hole (14) and the peripheral through hole (15); when the elastic card bead (12) is engaged with the mode switching card hole (11) in the central water outlet state, one of the water outlet through holes (16) is in sealed communication with the peripheral through hole (15), and the other water outlet through hole (16) is in a blocked state.

4. The scale-inhibiting hand shower according to claim 3, characterized in that: The inner end surface of the rotating cover (10) is concavely provided with a water outlet accommodating groove (18), and two water outlet through holes (16) are both concavely provided from the bottom wall of the water outlet accommodating groove (18). The water outlet accommodating groove (18) accommodates a water outlet sealing plug (19), and the peripheral side wall of the water outlet sealing plug (19) is sealedly connected to the inner side wall of the water outlet accommodating groove (18). The outer end surface of the water outlet sealing plug (19) is used to be closely attached to the inner wall of the rotating chamber (9). The water outlet sealing plug (19) is provided with two first water through holes (20), and the two first water through holes (20) are respectively coaxially connected to the two water outlet through holes (16).

5. The scale-inhibiting hand shower according to claim 4, characterized in that: A first spring (21) is arranged between the water outlet sealing plug (19) and the bottom wall of the water outlet accommodating groove (18), and the first spring (21) is used to apply elastic force to the water outlet sealing plug (19) to make it close to the inner wall of the rotating chamber (9).

6. The scale-inhibiting hand shower according to claim 3, characterized in that: The inner wall of the rotating chamber (9) is provided with a water inlet accommodating groove (22) which is connected to the water inlet channel (33). A water inlet sealing plug (23) is provided inside the water inlet accommodating groove (22). The peripheral side wall of the water inlet sealing plug (23) is sealedly connected to the inner side wall of the water inlet accommodating groove (22). The outer end surface of the water inlet sealing plug (23) is used to be closely attached to the inner end surface of the rotating cover (10). The water inlet sealing plug (23) is provided with two second water through holes (24) which are connected to the water inlet channel (33). The water inlet through hole (17) The number of the water inlet sealing plug (23) is two, the water inlet sealing plug (23) has two sealing positions (25), and the two second water through holes (24) are located between the two sealing positions (25); when in the overall water outlet state, the two second water through holes (24) are respectively connected to the two water inlet through holes (17); when in the peripheral water outlet state or the central water outlet state, one of the water inlet through holes (17) is connected to one of the second water through holes (24), and one of the sealing positions (25) blocks the other water inlet through hole (17).

7. The scale-inhibiting hand shower according to claim 6, characterized in that: A second spring (26) is provided between the water inlet sealing plug (23) and the bottom wall of the water inlet containing groove (22), and the second spring (26) is used to apply elastic force to the water inlet sealing plug (23) to press against the inner end surface of the rotating cover (10).

8. The scale-inhibiting hand shower according to claim 2, characterized in that: An arc-shaped limiting groove (27) is concavely provided on the inner end surface of the rotating cover (10), and a limiting block (28) is convexly provided on the inner wall of the rotating cavity (9). The limiting block (28) extends into the arc-shaped limiting groove (27), and the arc length formed by the plurality of mode switching holes (11) is equal to the arc length of the arc-shaped limiting groove (27).

9. The scale-inhibiting hand shower according to claim 1, characterized in that: The central water outlet area (6) is provided with a plurality of central water outlet holes (29), and the peripheral water outlet area (7) is provided with a plurality of peripheral water outlet holes (30) in a ring shape.

10. The scale-inhibiting hand shower according to claim 1, characterized in that: The water outlet housing assembly (2) is threadedly connected to the water outlet end of the shower head (1) in a sealing manner.

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