CN111905945B

CN111905945B - Driving device, control method thereof and handheld water outlet device

Info

Publication number: CN111905945B
Application number: CN201911167576.6A
Authority: CN
Inventors: 林逢德; 陈东海; 曹斌; 陈文兴
Original assignee: Xiamen Solex High Tech Industries Co Ltd
Current assignee: Xiamen Solex High Tech Industries Co Ltd
Priority date: 2019-05-08
Filing date: 2019-11-25
Publication date: 2023-07-21
Anticipated expiration: 2039-11-25
Also published as: CN110102421A; CN111905945A

Abstract

The invention discloses a driving device, a control method thereof and a handheld water outlet device. The driving device comprises a mounting part, a driven disc and a driving mechanism, wherein the first upper guide surface of the push rod is in contact fit with the lower guide surface of the movable block so as to push the movable block to move through the movement of the push rod, and the third upper guide surface of the movable block is in contact fit with the first inner guide surface of the driven disc so as to drive the driven disc to rotate towards the first direction through the movement of the movable block; the movable block and the fixed seat fixing guide surface are matched to drive the movable block and the driven disc to rotate together in a first direction through the movement of the push rod. The reset elastic force only needs to overcome the fact that the movable block rotates in place, the needed elastic force is small, and therefore the pressing force is small.

Description

Driving device, control method thereof and handheld water outlet device

Technical Field

The invention relates to a kitchen and bathroom water outlet mechanism, in particular to a driving device, a control method thereof and a handheld water outlet device.

Background

The waterway switching modes are various, the common two are a sliding switching mode or a rotating switching mode, the sliding switching mode is used for controlling the water outlet of different waterways through relative sliding, and the rotating switching mode is used for controlling the water outlet of different waterways through relative rotation. The structure of the waterway switching mechanism of the rotary switching mode is as follows: the water diversion device comprises a mounting part, a water diversion disc and a driving mechanism, wherein the mounting part is provided with a plurality of water diversion paths, and the water diversion disc is arranged in the mounting part and matched with the water diversion paths so as to be capable of switching the water paths through the rotation of the water diversion disc; the driving mechanism is in transmission connection with the water distribution disc to drive the water distribution disc to rotate; the existing driving mechanism is as follows:

first, establish the knob, knob and the coaxial rigid coupling of water distribution dish, then the knob rotates and can drive the rotation of water distribution dish and realize switching, and this structure is complicated, occupation space is big, and the switching resistance is big, leads to switching inconvenience.

Secondly, an automatic pen structure is adopted, such as CN202427568U, which discloses a sprinkler button switching structure, comprising a button, a water diversion sheet, a ratchet shaft, a spring and a plurality of inclined guide posts, wherein the button can slide inwards and outwards along the axis of the button, the outer end of the button is formed into a pressing end, and the inner end of the button is provided with a plurality of protruding points in a ring manner; the water diversion sheet and the button are coaxially arranged, the water diversion sheet is limited inwards and outwards in the axial direction and can rotate freely, and the water diversion sheet is provided with a through hole for communicating the water inlet main channel and the water inlet branch channel; the ratchet shaft and the water diversion plate (equivalent to the water diversion plate) synchronously rotate and can freely slide in the water diversion plate along the axis of the ratchet shaft; the ratchet shaft forms a ratchet wheel on one side facing the button convex point, and the ratchet wheel is provided with a plurality of inclined guide surfaces which can be abutted against the convex point; the spring is abutted with the ratchet shaft and generates a force for enabling the ratchet shaft to move towards the button; the guide groove of the guide button is also formed between the inclined guide posts, and when the ratchet shaft rebounds due to the elasticity of the spring, the inclined guide posts are propped against the inclined guide surface and rotate the ratchet shaft. In the mechanism, the water distribution plate can be moved and rotated to realize the function switching of water spray, and the water distribution plate is lifted, so that the water distribution body and the sealing gasket are subjected to a secondary packing process, thereby increasing the production cost and the rejection rate.

Disclosure of Invention

The invention provides a driving device, a control method thereof and a handheld water outlet device, which overcome the defects of the driving device in the background technology.

One of the adopted technical schemes for solving the technical problems is as follows:

the driving device is arranged on the mounting part and is in transmission connection with the driven disc so as to drive the driven disc to rotate; the driving device comprises a driving mechanism; the mounting part is provided with an upper matching part and a lower matching part, and the upper matching part is provided with a fixing guide surface; the driven disc is provided with a first penetrating channel, and a first inner guide surface is arranged in the first penetrating channel; the driving mechanism comprises a push rod, a movable block and an elastic body, wherein the push rod is slidingly connected with the lower matching part, the push rod is provided with a first upper guide surface, the movable block is provided with a lower guide surface and a third upper guide surface, and the elastic body is connected with the driving mechanism and the mounting part so as to drive the driving mechanism to reset; wherein: the first upper guide surface of the push rod is in contact fit with the lower guide surface of the movable block to push the movable block to move through the movement of the push rod, and the third upper guide surface of the movable block is in contact fit with the first inner guide surface of the driven disc to drive the driven disc to rotate in the first direction through the movement of the movable block; the movable block and the upper matching part are matched with each other to drive the movable block and the driven disc to rotate together in a first direction through the movement of the push rod.

The second technical scheme adopted for solving the technical problems is as follows:

the driving device is arranged on the mounting part and is in transmission connection with the driven disc so as to drive the driven disc to rotate; the driving device comprises a driving mechanism; the driving mechanism comprises a push rod, a movable block and an elastic body; the push rod is connected with the installation part in a sliding way, the sliding push rod pushes the movable block to move, the movable block comprises a first-stage movement and a second-stage movement, the movable block slides and pushes the driven disc to rotate towards a first direction in the first-stage movement, and the movable block at least can rotate towards the first direction and drives the driven disc to rotate towards the first direction in the second-stage movement so as to drive the driven disc to complete control; the elastic body stores energy in the first-stage movement and the second-stage movement of the movable block and releases energy through the stored energy so as to drive the driving mechanism to reset.

The third technical scheme adopted for solving the technical problems is as follows:

a control method of a driving device, comprising:

step 1, pushing a movable block to move relative to a mounting part through a push rod, wherein the movable block slides and pushes a driven disc to rotate relative to the mounting part towards a first direction;

step 2, continuously pushing the movable block to move relative to the mounting part through the push rod, sliding the movable block and rotating towards the first direction, and driving the driven disc to continuously rotate towards the first direction through the rotation of the movable block towards the first direction so as to realize one-time control;

and 3, releasing and pushing, wherein the energy-storage elastic body in the step 1 and the step 2 releases energy to drive the push rod and the movable block to reset.

The fourth technical scheme adopted for solving the technical problems is as follows:

the handheld water outlet device comprises a driving device, the mounting part comprises a handheld part and a head part which are fixedly connected together, the first key and the second key are both in sliding connection with the handheld part, the water outlet cavity is arranged on the head part, the water inlet path is arranged on the handheld part and the head part, and the driven disc is rotationally connected with the handheld part.

Compared with the background technology, the technical proposal has the following advantages:

the driven disc only realizes the rotation function (without the movement function), so that the cost can be reduced, the occupied space can be reduced, and the structure is compact. The first upper guide surface of the push rod is in contact fit with the lower guide surface of the movable block to push the movable block to move through the movement of the push rod, and the third upper guide surface of the movable block is in contact fit with the first inner guide surface of the driven disc to drive the driven disc to rotate in the first direction through the movement of the movable block; the fixed guide surface of the movable block and the upper matching part are matched with each other so as to drive the movable block and the driven disc to rotate together in the first direction through the movement of the push rod, the pressing force is small, the pressing is convenient, and the control is convenient.

Drawings

The invention is further described below with reference to the drawings and the detailed description.

Fig. 1 is an exploded perspective view of a driving device according to a first embodiment.

Fig. 2 is a schematic cross-sectional view of a driving device according to the first embodiment.

Fig. 3 is a second schematic cross-sectional view of the driving device according to the first embodiment.

Fig. 4 is a third schematic cross-sectional view of the driving device according to the first embodiment.

Fig. 5 is a schematic cross-sectional view of a driving device according to the first embodiment.

Fig. 6 is a schematic perspective view of a fixing base of the first embodiment.

Fig. 7 is a schematic perspective view of a water diversion body according to the first embodiment.

Fig. 8 is a perspective view of a push rod of the first embodiment.

Fig. 9 is a perspective view of a water distribution tray according to the first embodiment.

Fig. 10 is one of perspective views of the movable block of the first embodiment.

Fig. 11 is a second perspective view of the movable block of the first embodiment.

Fig. 12 is one of the schematic drawings of the cooperation of the water diversion body and the water diversion tray of the first embodiment.

FIG. 13 is a second schematic illustration of the cooperation of the water distribution body and the water distribution tray of the first embodiment.

FIG. 14 is a third schematic view showing the cooperation of the water diversion plate and the water diversion plate according to the first embodiment.

Fig. 15 is a perspective view of a hand-held shower head to which the driving device of the first embodiment is applied.

Fig. 16 is an exploded perspective view of a driving device of the second embodiment.

Fig. 17 is a schematic cross-sectional view of a driving device of the second embodiment.

Fig. 18 is a perspective view of a push rod of the second embodiment.

Fig. 19 is a schematic perspective view of a movable block of the second embodiment.

Fig. 20 is a schematic perspective view of a three-hand-held water outlet shower according to an embodiment.

Fig. 21 is a schematic cross-sectional view of a three-hand-held water outlet shower of an embodiment.

Fig. 22 is an exploded perspective view of a third driving device of the embodiment.

Fig. 23 is a schematic cross-sectional view of the third embodiment of the drive device in a water-through state.

Fig. 24 is a schematic cross-sectional view of the third embodiment of the drive device in a water-break state.

Fig. 25 is a perspective view of a push rod of the third driving apparatus of the embodiment.

Fig. 26 is a perspective view of a valve body of the third driving device of the embodiment.

Fig. 27 is a perspective view of a driven disc of the third driving apparatus of the embodiment.

Fig. 28 is one of perspective views of a movable block of the third driving apparatus of the embodiment.

Fig. 29 is a second perspective view of the movable block of the third driving device of the embodiment.

Fig. 30 is a schematic perspective view of a fixing base of the third driving device of the embodiment.

FIG. 31 is one of the cross-sectional schematic views of the four-hand kitchen faucet of the embodiment.

FIG. 32 is a second schematic cross-sectional view of the four-hand kitchen faucet of the embodiment.

FIG. 33 is a third schematic cross-sectional view of the four-hand kitchen faucet of the embodiment.

Detailed Description

Example 1

Referring to fig. 1 to 11, a waterway-controlled driving device is mounted on the mounting portion 10 and is in driving connection with a driven disc to drive the driven disc to rotate for waterway control; the drive means comprises a drive mechanism 30. The driven disk is the water distribution disk 20, and in this embodiment, the switching is performed by driving the water distribution disk 20 to rotate. The driving mechanism 30 includes a push rod 31, a movable block 32, an elastic body 33, a center shaft 34, and a key 35.

The installation portion 10 is provided with a water distribution chamber 11, a water inlet path 12 connected to the water distribution chamber 11 to supply water to the water distribution chamber 11, and a plurality of water distribution paths 13, in this embodiment, two water distribution paths are taken as an example for illustration, but not limited to this, and 3, 4 or more than 4 water distribution paths can be provided as required. The water diversion disk 20 is rotatably installed in the water diversion cavity 11 of the installation portion 10 and cooperates with the water diversion path 13 to enable switching of waterway by rotation of the water diversion disk, specifically for example: the water diversion cavity 11 has a bottom surface, each water diversion channel 13 has a water diversion hole located on the bottom surface, the water diversion disk 20 can rotate and is connected on the bottom surface in a sealing way, the water diversion disk 20 is provided with a water through hole 24, then the water through hole 24 and a certain water diversion hole or certain water diversion holes can be controlled to have an intersection through the rotation of the water diversion disk 20, the intersection is that the water diversion hole of the intersection is communicated with the water diversion cavity (the water diversion channel corresponding to the water diversion hole of the intersection is discharged), the water diversion channel can be controlled to switch and connect the water diversion cavity in this way, or a plurality of water diversion channels are controlled to simultaneously connect the water diversion cavity in a specific structure, as shown in fig. 12, the water through hole is communicated with the first water diversion hole, and then the first water diversion channel corresponding to the first water diversion hole discharges water; as shown in fig. 13, the water through holes are simultaneously communicated with the first water diversion holes and the second water diversion holes, so that the first water diversion channels and the second water diversion channels are simultaneously discharged; as shown in fig. 14, when the water through hole and the second water diversion hole are connected, the second water diversion channel corresponding to the second water diversion hole is discharged. In a specific construction, the water distribution plate rotates in a first direction relative to the mounting portion 10 and is driven by the driving mechanism to rotate only in the first direction, and the switching is achieved by continuous rotation, and the first direction rotates anticlockwise. The mounting portion 10 comprises a fixed seat 14 and a water dividing body 15, the fixed seat 14 is provided with an upper mating portion 14', and the water dividing body 15 is provided with a lower mating portion 15'. The fixing seat 14 and the water diversion body 15 are fixedly connected together in a sealing way, the water diversion cavity 11 is formed between the fixing seat 14 and the water diversion body 15, the water diversion body 15 is provided with the water diversion path 13, and the fixing seat 14 is provided with the water inlet path 12.

Referring to fig. 6, the upper mating portion 14' includes a plurality of mating protrusions 141, the plurality of mating protrusions 141 are fixedly connected to the bottom surface (top wall of the water distribution chamber) of the fixing base 14 in an annular array, the mating protrusions 141 have two opposite side walls, one side wall is provided with a fixing surface 142, the fixing surface 142 is in a spiral surface or inclined surface structure, and the other side wall is provided with a limiting portion 143, and the limiting portion 143 is a vertical wall.

Referring to fig. 7, the lower matching portion 15' is provided with a second through passage 151 for connecting the water distribution chamber 11, and the second through passage 151 is vertically arranged through the water distribution body 15; the inner wall of the second through passage 151 is concavely provided with two guide grooves 152 which are radially and symmetrically arranged, the inner wall of the second through passage 151 is convexly provided with a plurality of first inner convex parts 153 which are annularly and alternately arranged, the top surface of the first inner convex parts 153 is provided with a second inner guide surface 154, and the second inner guide surface 154 is in a spiral surface or inclined surface structure. The second through channel 151 is communicated with the water diversion cavity 11, and the push rod 31 is slidably connected with the second through channel 151, so that the structure is simple and the installation is convenient.

Referring to fig. 1 to 5 and 8, the push rod 31 is slidably connected to the second through-passage 151 of the water splitting body 15, the push rod 31 is provided with a first upper guide surface 311 and a second upper guide surface 312, which are both spiral surfaces or inclined surfaces, the first upper guide surface 311 and the second upper guide surface 312 are opposite to each other, and the upper side edges of the first upper guide surface and the second upper guide surface are connected together in a spiral direction. In this embodiment: the periphery of the push rod 31 is convexly provided with two guide protrusions 313 which are symmetrically arranged in the radial direction, the guide protrusions 313 are matched with the guide grooves 152 of the second through passage 151 of the water diversion body 15 so that the push rod 31 can be connected with the second through passage 151 in a sliding manner, and the structure is simple and compact; the outer circumference of the push rod 31 is also provided with a first outer convex part 314 in a protruding way, the first outer convex part 314 is positioned between two adjacent first inner convex parts 153, and the first outer convex part 314 is provided with the first upper guide surface 311 and the second upper guide surface 312, so that the push rod is convenient to cooperate; the specific structure is as follows: four first outer protrusions 314 are provided at intervals, and the two guide protrusions 313 are respectively protruded from the outer walls of the two first outer protrusions 314.

Referring to fig. 10 and 11, the movable block 32 is provided with a downward lower guide surface 321, an upward third upper guide surface 322 and an upward fourth upper guide surface 323, wherein the lower guide surface 321, the third upper guide surface 322 and the fourth upper guide surface 323 are all spiral surfaces or inclined surfaces, the guiding of the third upper guide surface 322 is opposite to the guiding of the fourth upper guide surface 323, and the upper side edge of the third upper guide surface 322 and the upper side edge of the fourth upper guide surface 323 are connected together. In this embodiment: the movable block 32 includes a main body 324 and a plurality of second outer protrusions 325 arranged in an annular array and protruding outwards from the peripheral wall of the main body, wherein the upper parts of the second outer protrusions 325 are in a protruding structure so that the second outer protrusions have an inverted L-shaped structure, the top surfaces of the second outer protrusions 325 are provided with the third upper guide surface 322 and the fourth upper guide surface 323, and the bottom surfaces of the second outer protrusions 325 are provided with the lower guide surfaces 321. In a specific construction, the upper portion of the second male protrusion 325 extends above the top surface of the body 324.

Referring to fig. 9, the water distribution plate 20 is provided with a first through passage 21, a first inner guiding surface 22 is provided in the first through passage 21, and the first inner guiding surface 22 is a spiral surface or an inclined surface. In this embodiment: the first through-passage 21 has a second inner convex portion 23 protruding from an inner wall thereof, and a bottom surface of the second inner convex portion 23 is a first inner guide surface 22.

Referring to fig. 1 to 11, the push rod 31 is provided with a rotation limiting groove 315, the movable block 32 is provided with a rotation limiting protrusion 326, and the rotation limiting protrusion 326 and the rotation limiting groove 315 cooperate to limit the movable block 32 to rotate in a second direction, which is opposite to the first direction, and the second direction is clockwise. In this embodiment: the rotation limiting protrusion 326 is provided on the lower guide surface 321 of the movable block 32; the first outer flange 314 has a protruding portion that protrudes above the pushrod, the protruding portion being formed with an inward included angle that forms the rotation limiting slot 315 described above.

Referring to fig. 1 to 11, one end of the key 35 is pivotally connected to the water diversion body 15, and the other end of the key 35 abuts against the lower end of the push rod 31. The upper end of the central shaft 34 is fixedly connected with the fixed seat 14, the central shaft 34 forms the axle center of a plurality of annular arrays of matching bulges 141, the push rod 31 can be connected with the central shaft 34 in a sliding way, the movable block 32 can rotate and be connected with the central shaft 34 in a sliding way, the elastic body 33 is a spring, for example, the spring is sleeved with the central shaft 34 and is propped between the fixed seat 14 and the movable block 32, so that the driving mechanism is driven to reset, the assembly is convenient, and the switching stability performance is improved. One end of the key is connected with the lower matching part in a swinging way, and the key is propped against the lower end of the push rod, so that the operation is convenient.

Each waterway switching is completed by pressing the key and resetting after releasing the key, and particularly comprises a switching process (the driven disc rotates by a preset angle to complete the splash switching) of pressing the key to drive the driven disc to rotate and a resetting process (the driving mechanism resets) of releasing the key to reset under the action of the elastic body, wherein the switching process comprises a first rotating part and a second rotating part.

A first rotating portion: only the water distribution disk 20 rotates in the first direction, and only the push rod 31 and the movable block 32 move without rotating. Referring to fig. 2 and 3, the key 35 of the driving mechanism in fig. 2 is in an initial state (when it is just pressed), and the fourth upper guide surface 323 of the movable block of the driving mechanism in fig. 3 contacts with the fixing guide surface 142 of the fixing base; the push rod 31 is driven to move upwards by pressing the key 35, the movable block 32 moves upwards due to the contact and abutting action of the lower guide surface 321 of the movable block 32 and the first upper guide surface 311 of the push rod 31, the third upper guide surface 322 of the movable block 32 is in contact and abutting engagement with the first inner guide surface 22 of the water distribution plate 20, and the water distribution plate 20 is driven to rotate in the first direction (anticlockwise) by the third upper guide surface 322 of the movable block 32 until the lower guide surface 321 of the movable block 32 is far away from the second inner guide surface 154 of the water distribution plate 15, and at this time the fourth upper guide surface 323 of the movable block 32 abuts against the fixing guide surface 142 of the fixing seat 14 as shown in fig. 3. In this process, the push rod 31 only has a degree of freedom of movement, the movable block 32 also has a degree of freedom of movement, and the water distribution disc 20 has a degree of freedom of rotation, wherein the rotation limiting protrusion 326 and the rotation limiting groove 315 cooperate to prevent the movable block from rotating clockwise, and to avoid the clockwise rotation (the water distribution disc is not moving) of the movable block due to too large friction between the water distribution disc and the sealing pad 25 (arranged on the bottom surface of the water distribution cavity).

A second rotating portion: the water distribution plate 20 and the movable block 32 rotate together in the first direction, and the water distribution plate rotates by a preset angle through the cooperation of the first rotating part and the second rotating part, so that the water distribution switching is completed; the movable block has both a degree of freedom of movement and a degree of freedom of rotation during the second rotational portion. Referring to fig. 3 and 4, the water distribution tray of fig. 4 is rotated to a predetermined angle. The push rod 31 is further pushed, the fourth upper guide surface 323 of the movable block 32 is in contact fit with the fixed guide surface 142 of the fixed seat 14, and the movable block 32 can rotate (at this time, the lower guide surface 321 of the movable block is staggered with the second inner guide surface 154 of the water diversion body) because the fixed guide surface is not moved, at this time, the push rod moves upwards to drive the movable block 32 to rotate in the first direction, the movable block 32 and the water diversion disk 20 rotate together in the first direction, and the lower guide surface 321 of the movable block 32 is staggered with the second inner guide surface 154 of the water diversion body 15 when the water diversion disk 20 rotates to a preset angle. In order to ensure the accurate rotation position of the water diversion plate, the second outer convex part (the side surface 327 of the second outer convex part) of the movable block abuts against the limiting part 143 of the fixed seat to finish the rotation of the water diversion plate, and at the moment, the waterway switching is finished, as shown in fig. 4.

Resetting: referring to fig. 4 and 5, fig. 5 is a schematic diagram of the driving mechanism releasing the key. Releasing the key: after the hand is loosened, the lower guide surface 321 of the movable block 32 is staggered with the second inner guide surface 154 of the water diversion body 15, at this time, the lower guide surface 321 of the movable block 32 is matched with the second inner guide surface 154 of the water diversion body 15, the movable block 32 moves downwards under the action of the elastic body 33, the lower guide surface 321 of the movable block 32 moves to the next switching position beyond the second upper guide surface 312 of the push rod in the downward moving process, meanwhile, the push rod and the key 35 are driven to reset, so that one function cycle switching is completed, the rotating angle and the rotating direction of the movable block are consistent with the rotating direction of the water diversion disc, and the mutual fixing of each position is ensured.

According to the need: a sealing ring 155 and a check ring 156 are arranged between the lower end of the push rod and the water diversion body, and the sealing ring 155 and the check ring 156 are sleeved with the push rod and are positioned in the second penetrating channel 151 of the water diversion body. The positioning mechanism is arranged between the water diversion disk and the fixed seat, and comprises a positioning pin 41 movably connected with the water diversion disk, a propping spring 42 propping the positioning pin, and a positioning groove arranged on the fixed seat, wherein the positioning pin is inserted into the positioning groove through the propping spring so as to enable the mechanism to be kept in the switching state, so that the switching hand feeling is increased.

In the embodiment, the water distributing disc only realizes the rotation function (without the movement function), the installation part and the water distributing disc are made of common materials, a packing process is not needed, the cost can be reduced, the occupied space can be reduced, and the structure is compact.

Fig. 15 shows a shower head using the driving device of the present embodiment, where the shower head is a hand-held shower head, the hand-held shower head includes a hand-held portion A1 and a shower head portion A2, the driving device is disposed in the shower head, the key 35 is exposed outside the shower head for being pressed by a user, and the key 35 is disposed at a junction of the hand-held portion and the shower head portion.

Example two

Please refer to fig. 16 to 19, which is different from the first embodiment in that the structure for restricting the rotation of the movable block 32 in the second direction is different from the first embodiment: the first outer part 314 has a protruding portion protruding above the push rod, the protruding portion forms an inward included angle, and a rotation limiting member 316 is fixed in the included angle; the bottom periphery of the main body 324 of the movable block 32 is concavely provided with arc-shaped notches 327 equal to the first outer protruding portion 314 (equal to the rotation limiting members 316), the rotation limiting members 316 are adapted to connect with the arc-shaped notches 327, and the purpose of rotating the movable block 32 in the second direction is achieved through the adapted connection.

Example III

Please refer to fig. 20 to 30, which differ from the embodiment in that: in the first embodiment, the water inlet channels are controlled to be switched on by controlling the switching of the water dividing channels, that is, the switching of each water dividing channel is controlled, and the water channel switching is realized by controlling the switching of each water dividing channel. The handheld water outlet device includes a waterway control mechanism including a driving mechanism 30, a mounting portion 10, a driven disc 20', a water diversion disc 20, and a ratchet pawl intermittent motion mechanism 50. In this embodiment, the driving of the driven disk 20' to rotate to realize the water passage on-off will be described as an example. The driving device in the first embodiment is basically the same as the driving device in the present embodiment, and the water distribution plate 20 in the first embodiment is provided with a water through hole 24, and the driven plate 20 'in the present embodiment is provided with a water through groove 24'. The key of the driving mechanism is a first key 35'.

The mounting portion 10 includes a hand-held portion A1 and a head portion 16 secured together; the mounting part 10 is provided with a water inlet channel 12, and the water inlet channel 12 is partially arranged on the handheld part A1 and partially arranged on the head part 16; the bottom wall of the water inlet channel 12 is concavely provided with a mounting groove 121, and the bottom of the mounting groove 121 is provided with a connecting groove which is communicated with the outside of the hand-held part A1; the top wall of the water inlet channel 12 is provided with a through groove 123 penetrating through the inside and outside of the water inlet channel 12.

The driven disc 20' is arranged on the water inlet channel 12 of the hand-held part A1 and can rotate relative to the hand-held part A1; the hand-held portion A1 is provided with an upper mating portion, which is the fixing seat 14, and a lower mating portion, which is the valve body 19.

The fixing base 14 includes a fixing plate 144 and a plurality of engaging protrusions 141, the plurality of engaging protrusions 141 are fixedly connected to the bottom surface of the fixing plate in an annular array, and the engaging protrusions 141 are also provided with a fixing surface 142 and a limiting portion 143 as described in the first embodiment. The fixing plate 144 of the fixing base 14 is fixedly connected to the through groove of the hand-held portion A1 in a sealing manner.

The valve body 19 is provided with a second penetrating channel 151, and the second penetrating channel 151 penetrates up and down; the second through-passage 151 is also provided with a guide groove 152, a first inner protrusion 153, and a second inner guide surface 154 as described in example one. The valve body is mounted in the mounting groove 121,

the tail end (lower end) of the push rod 31 passes through the second through passage of the valve body 19 and the connecting groove of the hand-held portion A1 from top to bottom, so that the push rod 31 can be connected with the connecting groove in a sealing and sliding manner. As in the second embodiment, the push rod 31 is provided with an upward first upper guiding surface 311 and an upward second upper guiding surface 312, the periphery of the push rod 31 is convexly provided with two guiding protrusions 313, and the guiding protrusions 313 are adapted to the guiding grooves 152 of the second through passage 151 of the valve body so that the push rod 31 can be slidably connected with the second through passage 151; the outer circumference of the push rod 31 is further provided with a first outer protruding portion 314, the first outer protruding portion 314 has a protruding portion protruding above the push rod, the protruding portion is formed with an inward included angle, and a rotation limiting member 316 is fixedly arranged in the included angle.

The movable block 32 is provided with a downward lower guide surface 321, an upward third upper guide surface 322, and an upward fourth upper guide surface 323. The movable block 32 includes a main body 324 and a plurality of second outer protrusions 325 fixed on the end surface of the main body in an annular array, wherein the upper parts of the second outer protrusions 325 are in a convex structure so that the second outer protrusions are in an inverted L-shaped structure, the top surface of the second outer protrusions 325 is provided with the third upper guide surface 322 and the fourth upper guide surface 323, and the bottom surface of the main body 324 is provided with the lower guide surface 321. The bottom periphery of the main body 324 of the movable block 32 is concavely provided with arc-shaped notches 327 equal to the first outer protruding portion 314 (equal to the rotation limiting members 316), and as described in the second embodiment, the rotation limiting members 316 are adapted to connect with the arc-shaped notches 327, and the purpose of limiting the rotation of the movable block 32 in the second direction is achieved through the adapted connection.

The driven disk 20' is provided with a first through passage 21, and a first inner guide surface 22 is provided in the first through passage 21; the driven plate 20' is correspondingly arranged between the mounting groove 121 and the through groove 123 of the water inlet channel 12, and is convenient to assemble. The driven disk 20 'includes a peripheral wall in which the first through-passage 21 is provided, a water passage groove 24' penetrating the inside and the outside is recessed in an end surface of the peripheral wall, and a first inner guide surface 22 is provided. The first through-passage 21 has a second inner convex portion 23 protruding from an inner wall thereof, and a bottom surface of the second inner convex portion 23 is a first inner guide surface 22. The water channel 24' of the driven disc 20' at the on position forms a part of the water inlet channel 12, and the peripheral wall of the driven disc 20' at the off position corresponds to the water inlet channel to block the water inlet channel, so that the structure is simple, the side surface is adopted to control on-off sealing, the sealing performance is good, the pressing force is small, and the control is convenient; specifically, if the water inlet channel is divided into a front section and a rear section, the driven disc is positioned between the front section and the rear section, the water channel positioned at the through position is communicated with the front section and the rear section, and the peripheral wall positioned at the off position is used for blocking the front section and the rear section.

One end of the first key 35' is slidably connected to the hand-holding portion A1, and the inner wall of the first key and the tail end of the push rod 31 are fixedly mounted together. The upper end of the central shaft 34 is fixedly connected with the fixed seat 14, the central shaft 34 forms the axle center of a plurality of annular arrays of matching bulges 141, the push rod 31 can be connected with the central shaft 34 in a sliding way, the movable block 32 can be connected with the central shaft 34 in a rotating and sliding way, the elastic body 33 is a spring, and the spring is sleeved with the central shaft 34 and propped between the fixed seat 14 and the movable block 32 so as to drive the driving mechanism to reset.

The driving mechanism and the driven disk are matched to form an on-off mechanism for controlling the on-off of the water inlet channel 12.

Each on-off control of the on-off mechanism is realized by pressing the first key and resetting after releasing the first key to complete cycle control, and particularly comprises a switch control process (the on-off is completed by rotating the driven disc by a preset angle) for pressing the first key to drive the driven disc to rotate and a resetting process (the driving mechanism resets) for releasing the pressing to reset under the action of the elastic body, wherein the on-off process comprises a first part and a second part. A first part: only the driven disk 20' rotates in the first direction, and only the push rod 31 and the movable block 32 move without rotation. The first key 35 'is pressed to drive the push rod 31 to move upwards, the movable block 32 also moves upwards due to the contact and abutment action of the lower guide surface 321 of the movable block 32 and the first upper guide surface 311 of the push rod 31, the third upper guide surface 322 of the movable block 32 is in contact and abutment engagement with the first inner guide surface 22 of the driven plate 20', and the third upper guide surface 322 of the movable block 32 causes the driven plate 20 'to rotate in the first direction (anticlockwise) until the lower guide surface 321 of the movable block 32 is far away from the second inner guide surface 154 of the water distribution body 15, as the driven plate 20' can only rotate and the movable block 32 moves upwards, the fourth upper guide surface 323 of the movable block 32 abuts against the fixed guide surface 142. In this process, the push rod 31 only has a degree of freedom of movement, the movable block 32 also has a degree of freedom of movement, and the driven disk 20' has a degree of freedom of rotation, wherein the rotation limiting member 316 and the arcuate notch 327 cooperate to prevent the movable block from rotating clockwise. A second part: the driven disc 20 'rotates together with the movable block 32 in the first direction, and the driven disc 20' rotates by a predetermined angle through the cooperation of the first part and the second part, so as to complete on-off control; the movable block has both freedom of movement and freedom of rotation during the second part. The push rod 31 is further pushed, the fourth upper guide surface 323 of the movable block 32 is in contact with the fixed guide surface 142, and the movable block 32 can rotate due to the fact that the fixed guide surface is not moved, at this time, the push rod moves upwards to drive the movable block 32 to rotate in the first direction, the movable block 32 and the driven disc 20 'rotate together in the first direction, and when the driven disc 20' rotates to a preset angle, the lower guide surface 321 of the movable block 32 and the second inner guide surface 154 of the valve body are staggered. In order to ensure that the rotation position of the driven disc 20 'is accurate, the driven disc 20' completes rotation when the second outer convex part of the movable block abuts against the limiting part 143, and at the moment, the water path on-off control is completed. Resetting: releasing the key: after the hand is loosened, the lower guide surface 321 of the movable block 32 is staggered with the second inner guide surface 154 of the valve body, at this time, the lower guide surface 321 is matched with the second inner guide surface 154, the movable block 32 moves downwards under the action of the elastic body 33, the lower guide surface 321 moves to the next position beyond the second upper guide surface 312 in the downward movement process, meanwhile, the push rod and the key are driven to reset, so that one function cycle switching is completed, the rotation angle and the rotation direction of the movable block are consistent with the rotation direction of the driven disc 20', and the mutual fixation of each position is ensured.

In this embodiment, the first upper guide surface of the push rod and the lower guide surface of the movable block are in contact cooperation so as to be capable of pushing the movable block to move by the movement of the push rod, and the third upper guide surface of the movable block and the first inner guide surface of the driven disc are in contact cooperation so as to be capable of driving the driven disc to rotate in the first direction by the movement of the movable block; the movable block is matched with the fixed guide surface of the fixed seat so as to drive the movable block and the driven disc to rotate together in the first direction through the movement of the push rod, the water inlet channel is controlled to be on-off through the rotation of the driven disc, when water is switched, the driven disc rotates in place when being pressed, and the reset elastic force only needs to overcome the fact that the movable block rotates in place, so that the required elastic force is smaller, and the pressing force is smaller.

In the embodiment, the driven disc only realizes the rotation function (without the movement function), the installation part and the driven disc are made of common materials, the packing process is not needed, the cost can be reduced, the occupied space can be reduced, and the structure is compact.

The head 16 of the installation part 10 is also provided with a water diversion cavity 11 communicated with the water inlet channel 12 and a plurality of water diversion channels 13, the water diversion disk 20 is rotatably connected in the water diversion cavity 11 of the installation part 10 and at least controls the water diversion channels 13 to switch and communicate with the water diversion cavity 11 through the rotation of the water diversion disk 20, and the water diversion disk 20 is provided with a water diversion shaft 217 which can extend out of the water diversion cavity 11; the hand-held portion A1 is also slidably connected with a second key 51. The ratchet pawl intermittent motion mechanism 50 is in transmission connection with a water diversion shaft 217 between the second key 51 and the water diversion disk 20, so as to control the water diversion disk 20 to rotate by a preset angle by pressing the second key 51 to realize waterway switching. The ratchet pawl intermittent motion mechanism comprises a swinging piece 52 which is connected with the mounting part 10 in a swinging way, a sliding piece 53 which is connected with the mounting part 10 in a sliding way, a pawl 54, a ratchet 55 and a stopping claw; the ratchet wheel 55 is coaxially fixed to the end of the water dividing shaft 217 of the water dividing plate 20 extending out of the water dividing chamber 11; one end of the pawl 54 is rotatably connected to the mounting portion 10, the middle of the pawl 54 is connected to the slider 53, and the end of the pawl 54 abuts against the ratchet 55, so that the pawl 54 can be driven to swing by sliding of the slider 53, and the pawl 54 can drive the ratchet 55 to rotate; one end of the stopping claw is rotatably connected with the mounting part 10, and the other end of the stopping claw abuts against the ratchet wheel to limit the ratchet wheel to rotate reversely. In this embodiment, the slider 53 is concavely provided with a through groove, and the middle part of the pawl 54 is disposed in the groove; the swinging piece 52 is in a fan-shaped structure, the center of the fan-shaped structure is rotatably connected with the mounting part 10, one end of the key presses against one end of the arc of the fan-shaped structure, and the other end of the arc of the fan-shaped structure presses against the tail end of the sliding block; a return spring 56 is provided between the slider and the mounting portion.

The first key 35' and the second key 51 are provided with a hand-held portion A1 side by side, so as to facilitate the user to control on-off and waterway switching. The first key 35' and the second key 51 form double-key switching, and the function circulation switching is realized by pressing the front-end key (the second key 51); pressing the rear end key (the first key 35') realizes water switching, and the two keys are mutually independent and are not affected.

Example IV

Please refer to fig. 31, 32 and 33, which differ from the third embodiment in that: the hand-held kitchen faucet is provided with a sliding rod 61 capable of sliding in the water outlet cavity 14, the water diversion path 13 is provided with a water inlet 1321, and the water inlets 1321 of the two water diversion paths 13 are arranged at intervals in a facing manner; the sliding rod 61 is provided with a sealing ring 62, the sealing ring 62 is arranged between two water inlets 1321, the sliding rod 61 is used for controlling the sealing ring 62 to seal one water inlet 1321, the sealing ring 62 is separated from the other water inlet 1321, and water is discharged from a water diversion path of the other water inlet 1321; or the sealing ring is spaced from the two water inlets, so that the water diversion paths of the two water inlets are used for discharging water. The second key 51 is connected to the mounting portion 10 in a swinging manner, the second key 51 is provided with a driving seat 511, the driving seat 511 is provided with a fork member, the tail end of the sliding rod 61 is provided with an annular groove 611, and the fork member is in forked connection with the annular groove so as to drive the sliding rod to slide through the swinging of the second key. A return spring 56 is provided between the slide bar and the mounting portion.

The foregoing description is only illustrative of the preferred embodiments of the present invention, and therefore should not be taken as limiting the scope of the invention, for all changes and modifications that come within the meaning and range of equivalency of the claims and specification are therefore intended to be embraced therein.

Claims

1. The driving device is arranged on the mounting part and is in transmission connection with the driven disc so as to drive the driven disc to rotate; the method is characterized in that: the driving device comprises a driving mechanism; the mounting part is provided with an upper matching part and a lower matching part, and the upper matching part is provided with a fixing guide surface; the driven disc is provided with a first penetrating channel, and a first inner guide surface is arranged in the first penetrating channel; the driving mechanism comprises a push rod, a movable block and an elastic body, wherein the push rod is slidingly connected with the lower matching part, the push rod is provided with a first upper guide surface, the movable block is provided with a lower guide surface and a third upper guide surface, and the elastic body is connected with the driving mechanism and the mounting part so as to drive the driving mechanism to reset; wherein: the first upper guide surface of the push rod is in contact fit with the lower guide surface of the movable block to push the movable block to move through the movement of the push rod, and the third upper guide surface of the movable block is in contact fit with the first inner guide surface of the driven disc to drive the driven disc to rotate in the first direction through the movement of the movable block; the movable block and the upper matching part are matched with each other to drive the movable block and the driven disc to rotate together in a first direction through the movement of the push rod.

2. The drive device according to claim 1, wherein: the movable block is also provided with a fourth upper guide surface, the guide of the third upper guide surface is opposite to the guide of the fourth upper guide surface, and the fourth upper guide surface is matched with the fixed guide surface.

3. The drive device according to claim 2, wherein: the upper side edge of the third upper guide surface and the upper side edge of the fourth upper guide surface are connected together.

4. The drive device according to claim 1, wherein: the push rod is also provided with a second upper guide surface, the guide of the first upper guide surface being opposite to the guide of the second upper guide surface.

5. The drive device according to claim 4, wherein: the upper side edge of the first upper guide surface and the upper side edge of the second upper guide surface are connected together.

6. The drive device according to claim 1, wherein: the lower matching part is provided with a second penetrating way, and the push rod is connected with the second penetrating way in a sliding way.

7. The drive device according to claim 6, wherein: the inner wall of the second penetrating channel is concavely provided with a guide groove, the periphery of the push rod is convexly provided with a guide bulge, and the guide bulge is matched with the guide groove so that the push rod can be connected with the second penetrating channel in a sliding way; the inner wall of the second through passage is convexly provided with a first inner convex part, and the top of the first inner convex part is provided with a second inner guide surface; the outer periphery of the push rod is also convexly provided with a first outer convex part, the first outer convex part is positioned between two adjacent first inner convex parts, and the first outer convex part is provided with the first upper guide surface and the second upper guide surface.

8. The drive device according to claim 2, wherein: the movable block comprises a main body and a second outer convex part which is arranged on the main body in a convex mode, the upper part of the second outer convex part is of a convex structure, the top of the second outer convex part is provided with the third upper guide surface and the fourth upper guide surface, and the bottom surface of the second outer convex part is provided with the lower guide surface.

9. The drive device according to claim 8, wherein: the upper matching part is provided with a limiting part, and limiting is realized through propping and matching of the second outer convex part and the limiting part.

10. The drive device according to claim 9, wherein: the upper matching part comprises a plurality of matching bulges which are arranged in an annular array, the matching bulges are provided with two opposite side walls, one side wall is provided with the fixing surface, and the other side wall is provided with the limiting part.

11. The drive device according to claim 1, wherein: the push rod is provided with a rotation limiting groove, the movable block is provided with a rotation limiting protrusion, the rotation limiting protrusion and the rotation limiting groove are matched to limit the movable block to rotate towards a second direction, and the second direction is opposite to the first direction.

12. The drive device according to claim 11, wherein: the rotation limiting protrusion is arranged on the lower guide surface of the movable block.

13. The drive device according to any one of claims 1 to 12, characterized in that: the push rod is characterized by further comprising a first key which can move relative to the mounting part and is in transmission connection with the lower end of the push rod.

14. The drive device according to any one of claims 1 to 12, characterized in that: the push rod is characterized by further comprising a key, one end of the key is connected with the lower matching part in a swinging way, and the key is propped against the lower end of the push rod.

15. The drive device according to any one of claims 1 to 12, characterized in that: the elastic body is sleeved on the central shaft and propped between the upper matching part and the movable block.

16. The drive device according to any one of claims 1 to 12, characterized in that: the fixing guide surface, the first inner guide surface, the lower guide surface and the third upper guide surface are all spiral surfaces or inclined surfaces.

17. The drive device according to claim 1, wherein: the driven disc comprises a water distribution disc, the installation part is provided with a plurality of water distribution paths, and the water distribution disc is installed in the installation part and matched with the water distribution paths so as to be capable of rotating through the water distribution disc to switch the water paths.

18. The drive of claim 17, wherein: the installation part is provided with a water distribution cavity, the lower matching part is provided with a second penetrating channel, the push rod is connected with the second penetrating channel in a sliding way, and the second penetrating channel is communicated with the water distribution cavity.

19. The drive device according to claim 1, wherein: the installation part is provided with a water inlet path, the driven disc is arranged on the water inlet path and can rotate relative to the installation part, and the water inlet path is controlled to be opened and closed by the rotation of the driven disc.

20. The drive of claim 19, wherein: the driven disc comprises a peripheral wall, the first penetrating channel is arranged in the peripheral wall, the end face of the peripheral wall is concavely provided with a water passage channel penetrating the inside and the outside, the driven disc can rotate between a connection position and a disconnection position relative to the mounting part, the water passage channel of the driven disc at the connection position forms a part of a water inlet channel, and the peripheral wall of the driven disc at the disconnection position blocks the water inlet channel.

21. The drive of claim 19, wherein: the bottom wall of the water inlet channel is concavely provided with a mounting groove, the lower matching part is arranged in the mounting groove, the bottom of the mounting groove is provided with a connecting groove communicated with the outside of the mounting part, and the tail end of the push rod can hermetically slide through the connecting groove and extend out of the mounting part; the top wall of the water inlet channel is provided with a through groove penetrating the inside and the outside, and the upper matching part is hermetically connected in the through groove; the driven disc is correspondingly arranged between the mounting groove and the through groove.

22. The drive device according to any one of claims 19 to 21, wherein: the water distribution plate is rotatably connected to the mounting part and at least controls the water distribution channels to be switched and communicated through rotation of the water distribution plate.

23. The drive device according to any one of claims 19 to 21, wherein: the device also comprises a first key, a water distribution disc, a second key and a ratchet pawl intermittent motion mechanism, wherein the first key is movably connected with the installation part, the second key is movably connected with the installation part, and the ratchet pawl intermittent motion mechanism; the first key and the lower end of the push rod are fixedly connected together; the ratchet pawl intermittent motion mechanism is in transmission connection between the second key and the water diversion disk, the installation part further comprises a water diversion cavity communicated with the water inlet channel and a plurality of water diversion channels, the water diversion disk is in rotation connection with the installation part and at least controls the water diversion channels to be switched and communicated with the water diversion cavity through the rotation of the water diversion disk; the first key and the second key are arranged side by side.

24. The control method of a driving device according to claim 1, characterized in that: comprising the following steps:

25. Hand-held water outlet device, its characterized in that: the driving device according to claim 23, wherein the mounting portion comprises a hand-held portion and a head portion which are fixedly connected together, the first key and the second key are both slidably connected to the hand-held portion, the water outlet chamber is provided in the head portion, the water inlet path is provided in the hand-held portion and the head portion, and the driven disc is rotatably connected to the hand-held portion.