Multi-gear water outlet device

Abstract

A multi-gear water outlet device comprises a shell with an upper opening, a hollow annular water outlet piece with an upper opening, a spring, a fixed reversing piece, an inner sealing ring, an outer sealing ring and a filter screen, and the outer sealing ring is arranged on a bottom plate of a valve element cavity; the outer cylindrical valve element is in sliding fit with the guide water outlet cavity, the axial water hole is matched with the fixed outer ring water outlet groove, the inverted-cone-frustum-shaped neck part is in matched sealing with the outer sealing ring, and the driving teeth are matched with the shell tooth groove set. A fixed reversing part is fixed in the upper portion of the shell, an inner sealing ring is arranged in an inner annular groove, a center valve element rod is in sliding fit with the cylindrical valve element seat, and a part water guide groove is matched with a movable center water outlet groove. The piece tooth groove set and the shell tooth groove set are opposite and spaced, and the straight face of the shell deep groove is opposite to the piece shallow groove. The spring is matched with the annular spring seat groove and a bottom plate of the water inlet cavity; the filter screen is arranged in the upper end of the water inlet cavity; the circular ring water outlet piece is pressed and rotates, and water outlet is converted. Components are few, lattice is simple, and assembling is convenient; the water outlet conversion is realized only by pressing, and the operation is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to sanitary bathroom water outlet device technical field, especially in a kind of multifunctional water outlet device BACKGROUND

[0002] The prior art, Chinese patent 202222391318.X, a kind of multifunctional water outlet, including fixed valve core, rotating valve core, limiting component;Fixed valve core front end forms water stop surface, and water stop surface is opened with the water hole of water source device;Rotating valve core is axially limited and is connected in fixed valve core front end with circumferential rotation, and rotating valve core rear end forms water distribution surface, and water distribution surface is sealed with water stop surface Pressure combination, and multiple water distribution holes are arranged on water distribution surface with circumferential interval, and rotating valve core circumferential rotation switches one of each water distribution hole with water hole conduction, and rotating valve core front end is correspondingly set with one water jet hole group for each water distribution hole conduction;Limiting component includes limit pin, elastic element, and limit pin is axially slidably installed in rotating valve core rear end, and elastic element pushes limit pin to slide towards fixed valve core front end, and fixed valve core front end is correspondingly set with multiple limit grooves with circumferential interval at the position where limit pin is located, to make limit pin embed or exit one limit groove when rotating valve core circumferential rotation. Problem: complex structure, need rotating valve core to realize gear conversion. UTILITARY MODEL CONTENT

[0003] The utility model aims at providing a kind of multi-gear water outlet device, it has the characteristics of simple structure, press water conversion.

[0004] The utility model is realized as follows: a kind of multi-gear water outlet device, its special features are: including the shell of upper opening, hollow upper opening annular water outlet element, spring, fixed reversing element, inner sealing ring, outer sealing ring and filter screen,

[0005] The shell includes the guide water outlet cavity arranged on the bottom plate, the fixed outer ring water outlet groove of lower opening, the valve core cavity and the shell tooth seat, the upper end of the shell tooth seat is provided with shell tooth groove group, the shell tooth groove group includes shell shallow groove, shell middle groove and shell deep groove and is respectively provided with right-hand face or left-hand face and straight face, and the shell shallow groove, the shell middle groove and the shell deep groove are arranged along the clockwise direction;

[0006] The annular water outlet element includes cylindrical valve core seat, dynamic center water outlet groove arranged in the lower part of the cylindrical valve core seat, inner ring water outlet hole group, outer cylindrical valve core, inverted conical frustum neck, annular seat and a plurality of driving teeth, and the outer cylindrical valve core is provided with the axial water hole of radial opening;The intersection of outer cylindrical valve core and inverted conical frustum neck is provided with annular spring seat groove;The upper part of the driving tooth clockwise direction side is provided with left-hand face, and the lower part is provided with right-hand face, and the counter-clockwise direction side is provided with straight face;

[0007] The fixed reversing part comprises a water inlet cavity, a central valve core rod, and a cylindrical toothed seat, the central valve core rod is provided with an inner annular groove and a part water guide groove at the upper part, the lower end of the cylindrical toothed seat is provided with a part tooth groove group, the part tooth groove group comprises a part shallow groove, a part middle groove, and a part deep groove, and is respectively provided with a left-handed surface or a right-handed surface and a straight surface, the shell shallow groove, the shell middle groove, and the shell deep groove are arranged along the clockwise direction;

[0008] The outer sealing ring is arranged on the bottom plate of the valve core cavity; the outer cylindrical valve core is in sliding fit with the guide water outlet cavity, axial water holes, and the fixed outer ring water outlet groove, the inverted conical neck part is in fit and sealing with the outer sealing ring, the driving tooth is in fit with the shell tooth groove group; the fixed reversing part is fixed in the upper part of the shell, the inner sealing ring is arranged in the inner annular groove, the central valve core rod is in sliding fit with the cylindrical valve core seat, the part water guide groove and the movable central water outlet groove are in fit; there is a gap between the part tooth groove group and the shell tooth groove group, the shell deep groove and the part shallow groove are opposite; the spring is in fit with the annular spring seat groove and the bottom plate of the water inlet cavity; the filter screen is arranged in the upper end of the water inlet cavity; the circular ring water outlet part is pressed, the circular ring water outlet part rotates, and the water outlet is converted.

[0009] Preferably, when the driving tooth is in fit with the shell deep groove of the shell tooth groove group, the inner ring water outlet hole group is in water outlet;

[0010] When the driving tooth is in fit with the shell shallow groove of the shell tooth groove group, the part water guide groove and the movable central water outlet groove are in communication; the inner ring water outlet hole group is in water outlet, and the cylindrical valve core seat is in water outlet, i.e. central water outlet;

[0011] When the driving tooth is in fit with the middle shallow groove of the shell tooth groove group, the inverted conical neck part is separated from the outer sealing ring, the axial water hole and the fixed outer ring water outlet groove are in communication, i.e. outer ring water outlet and inner ring water outlet hole group water outlet.

[0012] Preferably, the upper end of the inner wall of the shell is provided with a positioning groove;

[0013] The upper end of the cylindrical toothed seat of the fixed reversing part is provided with an axial positioning block; the axial positioning block and the positioning groove are embedded.

[0014] Preferably, it further comprises a water guide seat, the water guide seat comprises an upper cylindrical seat or an upper opening provided on the upper surface, an annular water groove surrounding the upper column body, a lower opening provided on the lower surface, a water outlet cavity, an axial water guide hole, and an annular seat plate;

[0015] The water inlet cavity is not provided with a counterbore;

[0016] The annular seat plate is embedded with the counterbore, the lower end of the water outlet cavity is attached to the bottom plate of the water inlet cavity, and the lower column body is opposite to the central valve core rod.

[0017] Preferably, it further comprises a constant flow rubber ring, the constant flow rubber ring is arranged on the upper column body or the upper opening of the upper cylindrical seat and is in fit with the bottom plate of the annular water groove and the upper end of the axial water guide hole.

[0018] Preferably, the upper end of the water inlet cavity is provided with a filter mounting cavity, and a radial annular groove is arranged on the inner wall of the mounting cavity.

[0019] The filter screen is provided with a clamping block.

[0020] The filter screen is embedded in the filter mounting cavity, and the clamping block is embedded in the radial annular groove.

[0021] Preferably, the filter screen is in the shape of a conical frustum.

[0022] The multi-gear water outlet device has few components, simple structure, and convenient assembly; only needs to be pressed to realize water outlet conversion, and is convenient to operate. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is a sectional view of the utility model.

[0024] Figure 2 is one of the perspective views of the utility model.

[0025] Figure 3 is the second perspective view of the utility model.

[0026] Figure 4 is the plane exploded view of the utility model.

[0027] Figure 5 is one of the perspective exploded views of the utility model.

[0028] Figure 6 is the second perspective exploded view of the utility model. DETAILED DESCRIPTION

[0029] The embodiments of the utility model are described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as a limitation of the utility model.

[0030] In the description of the utility model, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be understood broadly, for example, can be fixedly connected, or can be detachably connected, or integrally connected; can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0031] As Figure 1 , Figure 4 , Figure 5As shown, a multi-gear water outlet device includes an upper open shell 1, a hollow upper open circular ring water outlet element 2, a spring 3, a fixed reversing element 4, an inner sealing ring 51, an outer sealing ring 52 and a filter screen 6,

[0032] The shell 1 includes a guide water outlet cavity 11 arranged on a bottom plate, a lower open fixed outer ring water outlet groove 111 arranged on an inner wall of the guide water outlet cavity, a valve core cavity 12 and a shell tooth seat 13, the upper end of the shell tooth seat 13 is provided with a plurality of shell tooth groove groups, the shell tooth groove groups include shell shallow grooves 131, shell middle grooves 132 and shell deep grooves 133 and are respectively provided with right-handed surfaces and straight surfaces, that is, the wall on the counterclockwise side of the shell shallow grooves 131, the shell middle grooves 132 and the shell deep grooves 133 is arranged on the right-handed surface, and the wall on the clockwise side is a straight surface; the shell shallow grooves 131, the shell middle grooves 132 and the shell deep grooves 133 are arranged in the clockwise direction;

[0033] The circular ring water outlet element 2 includes a cylindrical valve core seat 21, a dynamic center water outlet groove 211 arranged on the lower part of the cylindrical valve core seat 21, an inner ring water outlet hole group 22 arranged on a circular ring bottom plate, an outer cylindrical valve core 23, an inverted circular conical neck 24, a circular ring seat 25 and a plurality of driving teeth 26 arranged on the outer circumferential surface of the circular ring seat, the outer cylindrical valve core 23 is provided with an axial water hole 231 with a radial opening; an annular spring seat groove 27 is arranged at the intersection of the outer cylindrical valve core 23 and the inverted circular conical neck 24; the upper part of the driving teeth 26 on the clockwise side is provided with a left-handed surface, the lower part is provided with a right-handed surface, and the counterclockwise side is provided with a straight surface;

[0034] The fixed reversing element 4 includes a water inlet cavity 41, a center valve core rod 42 and a cylindrical fixed tooth seat 43, the center valve core rod 42 is provided with an inner annular groove 421 and a part water guide groove 422 arranged on the upper part, and the lower end of the cylindrical fixed tooth seat 43 is provided with a part tooth groove group, the part tooth groove group includes part shallow grooves 431, part middle grooves 432 and part deep grooves 433, and the groove wall on the counterclockwise side is a straight surface, the clockwise side is provided with a left-handed surface, and the part shallow grooves 431, the part middle grooves 432 and the part deep grooves 433 are arranged in the clockwise direction;

[0035] The number of the part tooth groove group, the shell tooth groove group and the driving teeth is the same;

[0036] The outer sealing ring 52 is arranged in the annular groove on the bottom plate of the valve core cavity 12; the outer cylindrical valve core 23 is in sliding fit with the guide water outlet cavity 11, the axial water hole 231 is matched with the fixed outer ring water outlet groove 111, the inverted circular conical neck 24 is matched with the outer sealing ring 52 for sealing, and the driving teeth 26 are matched with the shell tooth groove group; the fixed reversing element 4 is fixed in the upper part of the shell 1, the inner sealing ring 51 is arranged in the inner annular groove 421, the center valve core rod 42 is in sliding fit with the cylindrical valve core seat 21, and the part water guide groove 422 is matched with the dynamic center water outlet groove 211; the part tooth groove group and the shell tooth groove group are opposite and have a spacing therebetween, the straight surface of the shell deep groove and the part shallow groove are opposite, and so on Figure 4The spring 3 is matched with the annular spring seat groove 27 and the bottom plate of the water inlet cavity 41; the filter screen 6 is arranged in the upper end of the water inlet cavity 41; the circular ring water outlet element 2 is pressed, the circular ring water outlet element 2 rotates, and water is converted.

[0037] As shown in Figure 1 、 Figure 4 When the driving tooth 26 is matched with the shell deep groove 133 of the shell tooth groove group, the inner ring water hole group 22 discharges water; it is the first state,

[0038] In the first state shown in Figure 1 , the circular ring water outlet element 2 is pressed, the circular ring water outlet element 2 moves upwards and compresses the spring 3, the driving tooth 26 moves upwards and leaves the shell deep groove 133, then the driving tooth 26 enters the element shallow groove 431 and rotates in the clockwise direction, the lower end of the driving tooth 26 is opposite to the shell shallow groove of another shell tooth groove group after the driving tooth 26 rotates in the clockwise direction; the circular ring water outlet element 4 loses power, moves downwards under the action of the spring 3, and until the driving tooth 26 enters the shell shallow groove 131 of the shell tooth groove group. The element water guide groove 422 and the dynamic center water outlet groove 211 are communicated; the inner ring water hole group 22 discharges water, and the cylindrical valve core seat 21 discharges water, that is, the center discharges water; it is the second state,

[0039] In the second state, the circular ring water outlet element 2 is pressed again, the circular ring water outlet element 2 moves upwards and compresses the spring 3, the driving tooth 26 moves upwards and leaves the shell shallow groove 131, then the driving tooth 26 enters the element middle groove 432 and rotates in the clockwise direction, the lower end of the driving tooth 26 is opposite to the shell middle groove 132 of the shell tooth groove group after the driving tooth 26 rotates in the clockwise direction; the circular ring water outlet element 4 loses power, moves downwards under the action of the spring 3, the driving tooth 26 is matched with the shell middle groove 132 of the shell tooth groove group, the inverted conical frustum neck 24 is separated from the outer sealing ring 52, the axial water hole 231 and the fixed outer ring water outlet groove 111 are communicated, that is, the outer ring discharges water, and the inner ring water hole group 22 discharges water, which is the third water discharge state. The circular ring water outlet element 4 is pressed again, and the third water discharge state is converted into the first water discharge state.

[0040] As a further improvement of the utility model: the upper end of the inner wall of the shell 1 is provided with a positioning groove 14;

[0041] The upper end of the cylindrical fixed tooth seat 43 of the fixed reversing element 4 is provided with an axial positioning block 44; the axial positioning block 44 and the positioning groove 14 are embedded. Prevent the fixed reversing element 4 from rotating.

[0042] As further improvement of the utility model: still include water guide seat 7, water guide seat 7 include the upper cylindrical seat of being arranged on the upper surface's upper body 71 or upper opening, surround the annular water tank 72 of upper body 71, the lower end of the lower cylindrical seat 73 of being arranged on the lower surface's lower opening, water outlet cavity 74, axial water guide hole 75 and annular seat plate 76, axial water guide hole 75 is connected the annular water tank 72 with water outlet cavity 74, the lower end of lower cylindrical seat 73 is equipped with water guide groove 731;

[0043] The water inlet cavity 41 is not counterbored;

[0044] The annular seat plate 76 is embedded with the counterbore, the lower end of the water outlet cavity 74 is attached with the bottom plate of the water inlet cavity 41, and the lower cylindrical seat 73 is opposite to the center valve core rod 42.

[0045] As further improvement of the utility model: still include constant current rubber ring 8, constant current rubber ring 8 is equipped on the upper cylindrical seat of upper body 71 or upper opening and is matched with the bottom plate of annular water tank 72 and the upper end of axial water guide hole 75.

[0046] As further improvement of the utility model: the upper end of water inlet cavity 41 is equipped with filter installation cavity 45, and the inner wall of filter installation cavity 45 is equipped with radial annular groove;

[0047] The filter screen 6 is equipped with a clamping block 61.

[0048] The filter screen 6 is embedded in the filter installation cavity 45, and the clamping block 61 is embedded with the radial annular groove.

[0049] The filter screen 6 is conical frustum-shaped.

[0050] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the utility model, and the scope of the utility model is defined by the claims and its equivalents.

Claims

1. A multi-stage water outlet device, characterized in that: The housing includes an upper opening, a hollow upper opening annular water outlet element, a spring, a fixed reversing element, an inner sealing ring, an outer sealing ring and a filter screen, The housing includes a guide water outlet cavity arranged on the bottom plate, a lower opening fixed outer ring water outlet groove, a valve core cavity and a housing tooth seat, the upper end of the housing tooth seat is provided with a housing tooth groove set, the housing tooth groove set includes a housing shallow groove, a housing middle groove and a housing deep groove and is respectively provided with a right-handed surface or a left-handed surface and a straight surface, and the housing shallow groove, the housing middle groove and the housing deep groove are arranged in the clockwise direction; The annular water outlet element includes a cylindrical valve core seat, a dynamic center water outlet groove arranged at the lower part of the cylindrical valve core seat, an inner ring water outlet hole set, an outer cylindrical valve core, an inverted conical frustum neck, a circular ring seat and a plurality of driving teeth, the outer cylindrical valve core is provided with an axial water hole with a radial opening; the intersection between the outer cylindrical valve core and the inverted conical frustum neck is provided with an annular spring seat groove; the upper part of the driving teeth on the clockwise direction side is provided with a left-handed surface, the lower part is provided with a right-handed surface, and the counterclockwise direction side is provided with a straight surface; The fixed reversing element includes a water inlet cavity, a center valve core rod and a cylindrical tooth seat, the center valve core rod is provided with an inner annular groove and a part water guide groove arranged at the upper part, the lower end of the cylindrical tooth seat is provided with a part tooth groove set, the part tooth groove set includes a part shallow groove, a part middle groove and a part deep groove and is respectively provided with a left-handed surface or a right-handed surface and a straight surface, and the housing shallow groove, the housing middle groove and the housing deep groove are arranged in the clockwise direction; The outer sealing ring is arranged on the bottom plate of the valve core cavity; the outer cylindrical valve core is in sliding fit with the guide water outlet cavity, the axial water hole is matched with the fixed outer ring water outlet groove, the inverted conical frustum neck is matched with the outer sealing ring for sealing, and the driving teeth are matched with the housing tooth groove set; the fixed reversing element is fixed in the inner upper part of the housing, the inner sealing ring is arranged in the inner annular groove, the center valve core rod is in sliding fit with the cylindrical valve core seat, and the part water guide groove is matched with the dynamic center water outlet groove; the part tooth groove set and the housing tooth groove set are opposite to each other and have a spacing therebetween, and the straight surface of the housing deep groove and the part shallow groove are opposite to each other; the spring is matched with the annular spring seat groove and the bottom plate of the water inlet cavity; the filter screen is arranged in the upper end of the water inlet cavity; the annular water outlet element is pressed and rotated to switch the water outlet.

2. The multi-stage water outlet device according to claim 1, characterized in that: When the driving teeth are matched with the housing deep groove of the housing tooth groove set, the inner ring water outlet hole set is watered out; When the driving teeth are matched with the housing shallow groove of the housing tooth groove set, the part water guide groove and the dynamic center water outlet groove are communicated; the inner ring water outlet hole set is watered out and the cylindrical valve core seat is watered out, that is, the center is watered out; When the driving teeth are matched with the housing middle groove of the housing tooth groove set, the inverted conical frustum neck is separated from the outer sealing ring, the axial water hole is communicated with the fixed outer ring water outlet groove, that is, the outer ring is watered out, and the inner ring water outlet hole set is watered out.

3. The multi-stage water outlet device according to claim 1, characterized in that: The upper end of the inner wall of the housing is provided with a positioning groove; The upper end of the cylindrical tooth seat of the fixed reversing element is provided with an axial positioning block; the axial positioning block and the positioning groove are embedded.

4. The multi-stage water outlet device according to claim 1, characterized in that: It also includes a water guide seat, which includes an upper column or an upper opening upper cylindrical seat arranged on the upper surface, an annular water groove surrounding the upper column, a lower opening lower cylindrical seat arranged on the lower surface, a water outlet cavity, an axial water guide hole and an annular seat plate; The water inlet cavity is not provided with a counterbore; The annular seat plate is embedded in the counterbore, the lower end of the water outlet cavity is attached to the bottom plate of the water inlet cavity, and the lower cylindrical seat is opposite to the center valve core rod.

5. The multi-stage water outlet device according to claim 4, characterized in that: It also includes a constant flow rubber ring, which is arranged on the upper column or the upper opening upper cylindrical seat and is matched with the bottom plate of the annular water groove and the upper end of the axial water guide hole.

6. The multi-stage water outlet device according to claim 4 or 5, characterized in that: The upper end of the water inlet cavity is provided with a filter mounting cavity, and a radial annular groove is arranged on the inner wall of the filter mounting cavity; The filter screen is provided with a clamping block. The filter screen is embedded in the filter mounting cavity, and the clamping block is embedded in the radial annular groove.

7. A multi-stage water outlet device according to claim 1, 2, 3, 4 or 5, characterized in that: The filter screen is in the shape of a conical frustum.

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