Automatic cleaning and descaling shower head

Abstract

The utility model discloses an automatic cleaning and descaling shower head which can automatically descale when the shower head is used every time. The automatic cleaning and descaling shower head comprises a shell, a water outlet surface cover, a water sealing seat, an ejector plate, a first elastic piece and a linkage assembly. A cavity is defined by the shell and the water outlet surface cover; the water sealing seat is arranged in the cavity, and a water passing cavity is defined by the water sealing seat and the water outlet surface cover; the water sealing seat is provided with a water inlet which is communicated with the water passing cavity; a plurality of water outlet holes are formed in the water outlet surface cover; the ejector plate is movably matched in the water passing cavity in the axial direction of the water outlet holes and provided with ejector pins opposite to the water outlet holes, and the ejector pins movably penetrate through the corresponding water outlet holes. The first elastic piece is arranged between the water sealing seat and the ejector plate; the linkage component is matched at the communication part of the water inlet and the water passing cavity in a dynamic sealing manner, and the end part of the linkage component is linked with the ejector plate; when water enters, water pressure drives the linkage assembly to move so as to open the communication position of the water inlet and the water passing cavity, and the ejector plate is linked to move in the axial direction of the water outlet hole.

Description

TECHNICAL FIELD

[0001] The utility model relates to a flower spray technical field, especially a kind of automatic cleaning scale removal flower shower. BACKGROUND

[0002] Due to water quality, the existing flower shower is easy to attach scale to the hole wall of water outlet hole in the long use process, causes water outlet hole to be blocked, flow to be small, even cannot be normally used.

[0003] Therefore, the flower shower with scale removal function appears on the market.Currently, the scale removal flower shower generally needs to be manually driven, i.e. through the operation of button, knob and the like operating member to link the cleaning structure in the flower shower to flush the water outlet hole of the flower shower, to achieve the purpose of scale removal.As manual cleaning, it is inconvenient for user to operate, cannot achieve frequent scale removal, and when the problem of water outlet hole blockage and small flow occurs when using the flower shower, the flower shower can be normally used only after scale removal through corresponding manual operation, which needs to consume certain time and energy, and user experience is poor. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of automatic cleaning scale removal flower shower, solve the problems in prior art, can automatically remove scale when using flower shower each time, ensure that the water outlet hole of flower shower is unobstructed.

[0005] In order to achieve the above purpose, the solution of the utility model is as follows:

[0006] A kind of automatic cleaning scale removal flower shower, including shell and water outlet face cover, and water seal seat, thimble plate, first elastic member and linkage assembly;The shell and the water outlet face cover enclose a cavity;The water seal seat is arranged in the cavity, and is enclosed with the water outlet face cover to form a water passing cavity;The water seal seat is provided with water inlet, and the water inlet is communicated to the water passing cavity;The water outlet face cover is provided with a plurality of water outlet holes;The thimble plate is movably fitted in the water passing cavity along the axial direction of the water outlet hole, and is provided with thimble opposite to the water outlet hole, and the thimble is movably arranged in the corresponding water outlet hole;The first elastic member is arranged between the water seal seat and the thimble plate;The linkage assembly is sealingly fitted at the communication between the water inlet and the water passing cavity, and the end portion thereof is linked with the thimble plate;When water is filled, water pressure drives the linkage assembly to move to open the communication between the water inlet and the water passing cavity, and links the thimble plate to compress the first elastic member and moves in the axial direction of the water outlet hole.

[0007] The water sealing seat is provided with a water passing channel extending along the horizontal direction at the water outlet end of the water inlet, and the side wall of the water passing channel is communicated with the water passing cavity; the linkage assembly is movably arranged in the water passing channel; when water is filled, the water pressure drives the linkage assembly to move in the axial direction of the water passing channel to open the communication between the water passing channel and the water passing cavity.

[0008] Preferably, a communication member is mounted on the surface of the water sealing seat, and the two ends of the communication member are respectively communicated with the water passing channel and the water passing cavity.

[0009] Preferably, a plurality of water passing channels are equiangularly arranged in the circumferential direction of the water inlet, and the linkage assembly is arranged in each water passing channel; the communication member is provided with a ring-shaped part, and the ring-shaped part is respectively communicated with each water passing channel.

[0010] Preferably, the linkage assembly comprises a push rod movably arranged in the water passing channel, and a sealing ring sleeved on the first end of the push rod, and the sealing ring is movably arranged in the side wall of the water passing channel; the surface of the thimble plate is protruded to form a protruding block for movably arranging the second end of the push rod, and the protruding block is provided with a first guide inclined surface, and the second end of the push rod is provided with a second guide inclined surface movably arranged on the first guide inclined surface.

[0011] Preferably, the first end of the push rod is provided with a counterbore, and the opening of the counterbore is provided with a flared opening.

[0012] Preferably, the linkage assembly further comprises a second elastic member and a limiting buckle; the circumferential surface of the push rod is provided with a limiting ring; the water sealing seat is provided with a buckle seat opposite to the outlet of the water passing channel; the limiting buckle is buckled in the buckle seat; the second end of the push rod is movably arranged in the limiting buckle; the second elastic member is a spring and is sleeved on the push rod, and the two ends of the second elastic member are respectively abutted against the limiting ring and the limiting buckle.

[0013] The water sealing seat and the water outlet surface cover form a water inlet cavity therebetween, the water outlet surface cover is provided with a sliding groove around the water inlet cavity, and the water inlet end of the sliding groove is communicated with the water inlet cavity; the linkage assembly comprises a sliding block movably arranged in the sliding groove and a third elastic member; the opposite surfaces of the sliding block and the thimble plate are respectively provided with a third guide inclined surface and a fourth guide inclined surface for movably arranging the sliding block and the thimble plate and transmitting force therebetween; the third elastic member is arranged between the sliding groove and the sliding block, and is used for providing elastic force to reset the sliding block to block the water inlet end of the sliding groove.

[0014] The water outlet hole is a tapered hole, and the water inlet end of the water outlet hole has a larger hole diameter than the water outlet end; the thimble of the thimble plate is a tapered part.

[0015] The first elastic member is a spring, and a plurality of springs are provided; a water outlet cover is provided with a plurality of guide columns on a side facing the thimble plate, and the thimble plate is provided with movable sleeve holes movably sleeving the guide columns; the water seal base is provided with a positioning column on a side facing the thimble plate, and two ends of the spring are sleeved in the guide column and the positioning column, respectively.

[0016] After the above technical scheme is adopted, the utility model has the following technical effects:

[0017] (1) The utility model discloses a thimble plate is arranged in the water passing cavity, and a linkage assembly is arranged and cooperates with the communication of the water inlet and the water passing cavity, when the shower water is entered, the water flow will first push the linkage assembly to move in the axial direction of the water passing passage, and the thimble plate is moved in the axial direction of the water outlet hole, so that the thimble is separated from the water outlet hole, and the water outlet hole is opened; after the communication of the water inlet and the water passing cavity is opened, the water flow flows into the water passing cavity and is sprayed from the water outlet hole, realizing the water outlet of the shower; when the shower is no longer watered, the thimble plate will reset under the elastic force of the first elastic member, and each thimble is inserted into the corresponding water outlet hole and removes the dirt on the side wall of the water outlet hole through the friction between them, and the thimble plate drives the linkage assembly to reset when resetting.

[0018] (2) Each time the shower completes a water opening and closing action, the water outlet cover is removed once, and the user does not need to make additional operation, and the automatic descaling of the shower is realized, the descaling frequency is the same as the use frequency of the shower, so that the water outlet hole of the shower is smooth and not blocked. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The utility model discloses a first embodiment of the utility model is exploded Figure 1 ;

[0020] Figure 2 The utility model discloses a first embodiment of the utility model is exploded Figure 2 ;

[0021] Figure 3 The utility model discloses a first embodiment of the utility model is exploded

[0022] Figure 4 The utility model discloses a first embodiment of the utility model is exploded

[0023] Figure 5 The utility model discloses a first embodiment of the utility model is exploded

[0024] Figure 6 The utility model discloses a second embodiment of the utility model is exploded

[0025] Figure 7It is the perspective view of the thimble plate of the second embodiment of the utility model;

[0026] Figure 8 It is the perspective view of the water outlet surface cover of the second embodiment of the utility model;

[0027] Explanation of reference numerals:

[0028] 1 - shell; 11 - let - go hole;

[0029] 2 - water outlet surface cover; 21 - water outlet hole; 22 - guide column; 23 - sliding groove;

[0030] 3 - water seal seat; 31 - water inlet; 32 - water passage; 33 - water inlet hole; 34 - positioning column; 35 - buckle seat;

[0031] 4 - thimble plate; 41 - thimble; 42 - movable sleeve hole; 43 - lug; 431 - first guide inclined surface; 44 - elastic arm; 441 - fourth guide inclined surface;

[0032] 5 - first elastic member;

[0033] 6 - linkage assembly; 61 - push rod; 611 - second guide inclined surface; 612 - counterbore; 613 - flared portion; 614 - limit ring; 62 - sealing ring; 63 - second elastic member; 64 - limit buckle; 65 - sliding block; 651 - third guide inclined surface; 66 - third elastic member;

[0034] 7 - communication piece; 71 - annular portion;

[0035] 8 - water inlet assembly;

[0036] a - cavity; b - water passage; c - water inlet cavity. DETAILED DESCRIPTION

[0037] In order to further explain the technical scheme of the utility model, the utility model is described in detail below through specific embodiments.

[0038] Reference Figures 1-8 As shown in the figure, the utility model discloses an automatic cleaning scale-removing shower, which comprises a shell 1 and a water outlet surface cover 2, and a water seal seat 3, a thimble plate 4, a first elastic member 5 and a linkage assembly 6.

[0039] The shell 1 and the water outlet surface cover 2 enclose a cavity a;

[0040] The water seal seat 3 is arranged in the cavity a and encloses a water passage b with the water outlet surface cover 2;The water seal seat 3 is provided with a water inlet 31, and the water inlet 31 is communicated to the water passage b;The water outlet surface cover 2 is provided with a plurality of water outlet holes 21;

[0041] The top needle plate 4 is movably fitted in the water passing cavity b along the axial direction of the water outlet hole 21, and is provided with a top needle 41 movably penetrating the corresponding water outlet hole 21 opposite to the water outlet hole 21;

[0042] The first elastic member 5 is arranged between the water sealing seat 3 and the top needle plate 4, and is used for providing elastic force to drive the top needle plate 4 to move along the axial direction of the water outlet hole 21;

[0043] The linkage assembly 6 is movably sealedly fitted at the communication position of the water inlet 31 and the water passing cavity b, and the end of the linkage assembly 6 is linked with the top needle plate 4.

[0044] When water is filled, the water pressure drives the linkage assembly 6 to move to open the communication position of the water inlet 31 and the water passing cavity b, and drives the top needle plate 4 to compress the first elastic member 5 and move along the axial direction of the water outlet hole 21.

[0045] Through the above scheme, referring to Figures 4-5 , the utility model discloses a top needle plate 4 is arranged in the water passing cavity b, and the linkage assembly 6 is movably sealedly fitted at the communication position of the water inlet 31 and the water passing cavity b, when the shower is filled, the water flow will first drive the linkage assembly 6 to move to open the communication position of the water inlet 31 and the water passing cavity b, and the linkage assembly 6 is movably sealedly fitted at the communication position of the water inlet 31 and the water passing cavity b, and the end of the linkage assembly 6 is linked with the top needle plate 4, and the top needle plate 4 is moved along the axial direction of the water outlet hole 21 to make the top needle 41 separate from the water outlet hole 21, and then the water outlet hole 21 is opened, and after the communication position of the water inlet 31 and the water passing cavity b is opened, the water flow flows into the water passing cavity b and is sprayed from the water outlet hole 21, and the utility model discloses a shower water outlet, when the shower is not filled, the top needle plate 4 will reset under the elastic force of the first elastic member 5, and each top needle 41 is inserted into the corresponding water outlet hole 21 and removes the dirt on the side wall of the water outlet hole 21 through the friction between the top needle 41 and the water outlet hole 21, and the top needle plate 4 drives the linkage assembly 6 to reset when resetting, and above, each time the shower completes the water opening and closing action, the dirt removing action of the water outlet surface cover 2 is executed once, and the dirt removing action is automatically performed when the user normally uses the shower, and the user does not need to make additional operation, can realize the automatic dirt removing of the shower, and the dirt removing frequency is same with the use frequency of the shower, so that the water outlet hole 21 of the shower is ensured to be unobstructed and not to be blocked.

[0046] Referring to Figures 1-5 , a first embodiment of the utility model is shown, which is a top spray shower.

[0047] In the first embodiment, the water sealing seat 3 is provided with a water passing channel 32 extending along the horizontal direction at the water outlet end of the water inlet 31, and the side wall of the water passing channel 32 is communicated to the water passing cavity b; the linkage assembly 6 is movably sealedly fitted in the water passing channel 32; when water is filled, the water pressure drives the linkage assembly 6 to move along the axial direction of the water passing channel 32 to open the communication position of the water passing channel 32 and the water passing cavity b, that is, the communication of the water inlet 31 and the water passing cavity b is realized.

[0048] Further, the surface of the water sealing seat 3 is provided with a communication member 7, both ends of the communication member 7 are connected with the water passing channel 32 and the water passing cavity b respectively, so as to guide the water flow of the water passing channel 32 to the water passing cavity b, and meet the waterway design requirement to avoid other structures.

[0049] Secondly, the water inlet 31 is provided with a plurality of water passing channels 32 (four in the embodiment) at equal angles in the circumferential direction, and each water passing channel 32 is provided with a linkage assembly 6, that is, the shower head has a plurality of uniformly arranged linkage assemblies 6, so that the stress of the needle plate 4 in each direction is more uniform, and it is ensured that each needle 41 can move along the axial direction of the corresponding water outlet hole 21; the communication member 7 is provided with a ring-shaped part 71, and the ring-shaped part 71 is in communication with each water passing channel 32.

[0050] Further, the water sealing seat 3 is provided with a water inlet hole 33 in communication with the communication member 7.

[0051] In the first embodiment, the water outlet hole 21 is a conical hole, and the water inlet end of the water outlet hole 21 has a larger diameter than the water outlet end; the needle 41 of the needle plate 4 is a conical member. The conical structure of the water outlet hole 21 and the needle 41 makes it easy to separate, so as to reduce the wear of the water outlet hole 21 when the needle 41 is separated from the water outlet hole 21.

[0052] In the first embodiment, the first elastic member 5 is a spring, and a plurality of springs are provided; the side of the water outlet cover 2 facing the needle plate 4 is provided with a plurality of guide columns 22, and the needle plate 4 is provided with a movable sleeve hole 42 movably sleeved on the guide column 22; the side of the water sealing seat 3 facing the needle plate 4 is provided with a positioning column 34, and both ends of the spring are sleeved on the guide column 22 and the positioning column 34 respectively, so as to keep the position of the spring fixed. By applying force to the needle plate 4 with a plurality of springs, it can be ensured that the needle plate 4 is balanced by the spring force to prevent it from being deflected when moving.

[0053] In the first embodiment, it further includes a water inlet assembly 10; the shell 1 is provided with a clearance hole 11 opposite to the water inlet 31; the water inlet assembly 10 is movably arranged in the clearance hole 11 and connected with the water inlet 31 of the water sealing seat 3. The water inlet assembly 10 is composed of a ball head, a water saving piece, a fixing nut, a decorative cover and other accessories, so as to connect the top spray shower head with a water supply end (such as a shower or a water pipe).

[0054] In the first embodiment, the shell 1 and the water outlet cover 2 are assembled by a detachable way such as buckle connection, rotary clamping, screw locking, etc., so as to be disassembled and maintained; the water outlet cover 2 and the water sealing seat 3 are integrally connected by a way such as glue bonding and welding, so as to ensure the sealing property and prevent water leakage.

[0055] Referring to Figure 3 , the linkage assembly 6 of the first embodiment is shown:

[0056] The linkage assembly 6 of the first embodiment comprises a push rod 61 movably penetrating the water passage 32, and a sealing ring 62 sleeved on the first end of the push rod 61, which movably cooperates with the side wall of the water passage 32; the surface of the ejector plate 4 is protruded to form a protrusion 43 for movably cooperating with the second end of the push rod 61, and the protrusion 43 is provided with a first guide slope 431, and the second end of the push rod 61 is provided with a second guide slope 611 movably cooperating with the first guide slope 431. Through the cooperation of the first guide slope 431 and the second guide slope 611, the pressure generated by the water flow can be converted into the power of the ejector plate 4, or the elastic force applied by the first elastic member 5 on the ejector plate 4 can be converted into the power of the push rod 61.

[0057] Further, the first end of the push rod 61 is provided with a counterbore 612, and the opening of the counterbore 612 is provided with a flared portion 613. Through the setting of the counterbore 612 and the flared portion 613, the area of the push rod 61 acted on by the water flow can be increased, so that the push rod 61 is more easily pushed to move axially.

[0058] Meanwhile, the linkage assembly 6 further comprises a second elastic member 63 and a limiting buckle 64; the peripheral surface of the push rod 61 is provided with a limiting ring 614; the water sealing base 3 is provided with a buckle seat 35 opposite to the outlet of the water passage 32; the limiting buckle 64 is buckled and cooperated in the buckle seat 35; the second end of the push rod 61 movably penetrates the limiting buckle 64; the second elastic member 63 is a spring and is sleeved on the push rod 61, and the two ends thereof abut against the limiting ring 614 and the limiting buckle 64 respectively, for providing elastic force to reset the push rod 61.

[0059] Referring to Figures 6-8 , a second embodiment of the utility model is shown, which is a handheld shower. Among them, the linkage assembly 6 of the second embodiment is slightly different from the first embodiment.

[0060] The water sealing base 3 and the water outlet cover 2 surround to form a water inlet cavity c, and the water outlet cover 2 is provided with a chute 23 around the water inlet cavity c, and the water outlet end of the water inlet 31 and the water inlet end of the chute 23 are communicated with the water inlet cavity c; the linkage assembly 6 comprises a sliding block 65 slidably cooperating in the chute 23, and a third elastic member 66; the opposite surfaces of the sliding block 65 and the ejector plate 4 are respectively provided with a third guide slope 651 and a fourth guide slope 441 slidably cooperating to realize the linkage and force transmission between the sliding block 65 and the ejector plate 4, and through the cooperation of the third guide slope 651 and the fourth guide slope 441, the pressure generated by the water flow on the sliding block 65 can be converted into the power of the ejector plate 4, or the elastic force applied by the first elastic member 5 on the ejector plate 4 can be converted into the power of the sliding block 65; the third elastic member 66 is arranged between the chute 23 and the sliding block 65, for providing elastic force to reset the sliding block 65 to block the water inlet end of the chute 23. In the second embodiment, the fourth guide slope 441 is arranged on the elastic arm 44 of the ejector plate 4.

[0061] The above embodiments and drawings are not intended to limit the product form and style of the present application, and any appropriate changes or modifications made by those skilled in the art shall be considered as not departing from the patent scope of the present application.

Claims

1. An automatic cleaning and scale-removing showerhead, characterized in that: it comprises a housing and a water-outlet surface cover, a water-seal base, a needle plate, a first elastic member and a linkage assembly; the housing and the water-outlet surface cover enclose a cavity; the water-seal base is arranged in the cavity and encloses a water-passing cavity with the water-outlet surface cover; the water-seal base is provided with a water inlet which is communicated with the water-passing cavity; the water-outlet surface cover is provided with a plurality of water-outlet holes; the needle plate is movably fitted in the water-passing cavity along the axial direction of the water-outlet holes and is provided with a needle which is movably arranged in a corresponding water-outlet hole; the first elastic member is arranged between the water-seal base and the needle plate; and the linkage assembly is movably fitted at the communication between the water inlet and the water-passing cavity in a dynamic sealing manner and is linked with the needle plate at its end; when water is fed, the water pressure drives the linkage assembly to move to open the communication between the water inlet and the water-passing cavity and to link the needle plate to compress the first elastic member and move in the axial direction of the water-outlet holes.

2. The automatic cleaning and scale-removing showerhead according to claim 1, characterized in that: the water-seal base is provided with a water-passing channel which extends along the horizontal direction at the water-outlet end of the water inlet, the side wall of the water-passing channel is communicated with the water-passing cavity; the linkage assembly is movably fitted in the water-passing channel in a dynamic sealing manner; and when water is fed, the water pressure drives the linkage assembly to move in the axial direction of the water-passing channel to open the communication between the water-passing channel and the water-passing cavity.

3. The automatic cleaning and scale-removing showerhead according to claim 2, characterized in that: the surface of the water-seal base is mounted with a communication member, and the two ends of the communication member are respectively communicated with the water-passing channel and the water-passing cavity.

4. The automatic cleaning and scale-removing showerhead according to claim 3, characterized in that: a plurality of water-passing channels are equiangularly spaced in the circumferential direction of the water inlet, and the linkage assembly is arranged in each water-passing channel; and the communication member is provided with a ring-shaped portion which is respectively communicated with each water-passing channel.

5. The automatic cleaning and scale-removing showerhead according to claim 2, characterized in that: the linkage assembly comprises a push rod which is movably arranged in the water-passing channel and a sealing ring which is sleeved on the first end of the push rod and is movably fitted on the side wall of the water-passing channel in a dynamic sealing manner; the surface of the needle plate is protruded to form a protruding block which movably fits the second end of the push rod, the protruding block is provided with a first guide inclined surface, and the second end of the push rod is provided with a second guide inclined surface which movably fits the first guide inclined surface.

6. The automatic cleaning and scale-removing showerhead according to claim 5, characterized in that: the first end of the push rod is provided with a counterbore, and the opening of the counterbore is provided with an expanded opening.

7. The automatic cleaning and scale-removing showerhead according to claim 5, characterized in that: ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ The linkage assembly further comprises a second elastic member and a limiting buckle; a limiting ring is arranged on the circumferential surface of the push rod; the water sealing seat is provided with a buckle seat opposite to the outlet of the water passing channel; the limiting buckle is buckled in the buckle seat; the second end of the push rod is movably arranged in the limiting buckle; the second elastic member is a spring and is sleeved on the push rod, and the two ends of the spring abut against the limiting ring and the limiting buckle respectively. 8.The automatic cleaning and scale removal shower head of claim 1, wherein: The water sealing seat and the water outlet cover form a water inlet cavity therebetween, the water outlet cover is provided with a sliding groove around the water inlet cavity, and the water outlet end of the water inlet port and the water inlet end of the sliding groove are both communicated with the water inlet cavity; the linkage assembly comprises a sliding block slidingly fitted in the sliding groove and a third elastic member; the sliding block and the opposite surface of the thimble plate are respectively provided with slidingly fitted third and fourth guide inclined surfaces to realize linkage and force transmission between the sliding block and the thimble plate; the third elastic member is arranged between the sliding groove and the sliding block to provide elastic force to reset the sliding block to block the water inlet end of the sliding groove. 9.The automatic cleaning and scale removal shower head of claim 1, wherein: The water outlet hole is a tapered hole, and the water inlet end of the water outlet hole has a larger hole diameter than the water outlet end; and the thimble of the thimble plate is a tapered member. 10.The automatic cleaning and scale removal shower head of claim 1, wherein: The first elastic member is a spring, and a plurality of first elastic members are arranged; the water outlet cover is provided with a plurality of guide columns on the side facing the thimble plate, the thimble plate is provided with movable sleeve holes movably sleeved on the guide columns; the water sealing seat is provided with a positioning column on the side facing the thimble plate, and the two ends of the spring are sleeved on the guide columns and the positioning column respectively.

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