CN216951934U

CN216951934U - Water-saving type water tap

Info

Publication number: CN216951934U
Application number: CN202220688929.8U
Authority: CN
Inventors: 韩洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-07-12
Anticipated expiration: 2032-03-28

Abstract

The utility model relates to the technical field of water faucets, in particular to a water-saving faucet. The water-saving faucet comprises a base, a handle and a valve core, wherein the handle is connected with the valve core; the base is provided with a first matching surface, and the handle is provided with a second matching surface matched with the first matching surface; the base is provided with a hole channel with an opening positioned on the first matching surface, an elastic piece and a limiting piece are arranged in the hole channel, and the second matching surface is provided with a limiting groove extending along the left-right direction; in the process that the handle rotates up and down relative to the base, the opening of the hole channel is opposite to the limiting groove, the elastic piece enables the limiting piece to be pressed against the first matching surface or the limiting groove, and at least one part of the limiting piece is located in the hole channel. The position of the limiting piece matched with the limiting groove is designed to be a position corresponding to the water outlet quantity of the faucet, so that the handle can be clearly stopped at the position, and the purpose of saving water is achieved.

Description

Water-saving type water tap

Technical Field

The utility model relates to the technical field of water faucets, in particular to a water-saving water faucet.

Background

The first type is that the faucet can be applied to cold and hot water, the handle is pulled up and down and is combined with left and right pulling, the handle is pulled up and down to control the water quantity, and the handle is pulled left and right to control the cold and hot water. The second is that it can be applied only to cold water or hot water, and the amount of water is controlled by pulling the handle left and right. Especially, the first handle type faucet is most widely applied at present. However, in many cases, when a small amount of water is desired, the user cannot easily grasp the vertical pulling range of the handle by hand feeling when pulling the handle, and the amount of water is difficult to control, which often results in water waste.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the application provides a water-saving faucet.

According to a first aspect of embodiments of the present invention, there is provided a water saving faucet comprising a base, a handle, and a cartridge, wherein:

the handle is connected with the valve core;

the handle can rotate up and down and left and right relative to the base, the base is provided with a first matching surface, and the handle is provided with a second matching surface matched with the first matching surface;

the base is provided with a hole channel with an opening positioned on the first matching surface, an elastic part and a limiting part are arranged in the hole channel, and the second matching surface is provided with a limiting groove extending along the left-right direction;

in the process that the handle rotates up and down relative to the base, the opening of the hole channel is opposite to the limiting groove, the elastic piece enables the limiting piece to be pressed on the second matching surface or in the limiting groove, and at least one part of the limiting piece is located in the hole channel.

Further, the elastic element is a spring, and the limiting element is a steel ball.

Further, the cross section of the limiting groove in the vertical direction is arc-shaped.

Further, the pore canal penetrates through the base, and one end, far away from the first matching surface, of the pore canal is sealed through a screw.

Further, the first mating surface and the second mating surface are both part of a spherical surface.

Further, the limiting grooves are arranged side by side.

According to a second aspect of an embodiment of the present invention, there is provided another water saving faucet including a base, a handle, and a cartridge, wherein:

the handle is connected with the valve core;

the handle can rotate left and right relative to the base, the base is provided with a first matching surface, and the handle is provided with a second matching surface matched with the first matching surface;

the base is provided with a hole channel with an opening positioned on the first matching surface, an elastic part and a limiting part are arranged in the hole channel, and a limiting hole is formed in the second matching surface;

in the process that the handle rotates left and right relative to the base, the opening of the pore channel is opposite to the limiting hole, the elastic piece enables the limiting piece to be pressed against the second matching surface or the limiting hole, and at least one part of the limiting piece is located in the pore channel.

Further, the first mating surface and the second mating surface are both cylindrical surfaces or portions of cylindrical surfaces.

In the water-saving faucet provided by the embodiment of the utility model, when the handle is pulled to adjust the water quantity, the limiting piece is embedded into the limiting groove in the rotating process of the handle, a damping effect can be formed for the continuous action of the handle, a resistance is formed on the hand feeling, the position where the limiting piece is matched with the limiting groove is designed to be a position corresponding to the water outlet quantity of the faucet, and the handle can be clearly stopped at the position to achieve the purpose of saving water.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the utility model and do not limit it. In the drawings:

FIG. 1 is a longitudinal sectional view schematically illustrating a first water saving type faucet according to an embodiment of the present invention in a first state;

FIG. 2 is a longitudinal sectional view schematically illustrating a first water saving type faucet according to an embodiment of the present invention in a second state;

fig. 3 is a longitudinal sectional view schematically illustrating a first water saving type faucet according to an embodiment of the present invention in a third state;

fig. 4 is a longitudinal sectional view schematically illustrating a handle of a first water saving type faucet according to an embodiment of the present invention;

FIG. 5 is a schematic top view of a handle of a first water saving faucet according to an embodiment of the present invention;

fig. 6 is a longitudinal sectional view schematically illustrating a second water saving type faucet according to an embodiment of the present invention;

FIG. 7 is a cross-sectional view schematically illustrating a second water saving faucet according to an embodiment of the present invention in a first state;

FIG. 8 is a cross-sectional view schematically illustrating a second water saving faucet according to an embodiment of the present invention in a second state; and

fig. 9 is a cross-sectional view schematically illustrating a second water saving type faucet according to an embodiment of the present invention in a third state.

In the figure:

1. a base; 2. a handle; 3. a valve core; 4. a first mating surface; 5. a second mating surface; 6. a water inlet pipe; 7. a water outlet pipe; 8. a duct; 9. an elastic member; 10. a limiting member; 11. a limiting groove; 12. a screw; 13. and a limiting hole.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It is noted that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of this application and the above-described drawings are intended to cover non-exclusive inclusions, such that a system, product or apparatus that comprises a list of elements is not necessarily limited to those elements explicitly listed, but may include other elements not expressly listed or inherent to such product or apparatus.

In this application, the terms "upper", "lower", "inner", "middle", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

Example 1

As shown in fig. 1 to 5, the present embodiment provides a water-saving faucet, which includes a base 1, a handle 2 and a valve core 3, wherein the handle 2 is connected to the valve core 3, the handle 2 can rotate up and down and left and right relative to the base 1, the base 1 has a first mating surface 4, the handle 2 has a second mating surface 5 matching with the first mating surface 4, and the first mating surface 4 and the second mating surface 5 are both a portion of a spherical surface or a portion of an approximate spherical surface. This tap connects inlet tube 6 and outlet pipe 7 respectively, and inlet tube 6 includes cold water pipe and hot-water line, adjusts the case 3 through the manual handle 2 that rotates of controlling of people when in actual use and rotates in order to adapt to the mixture of different volume hot and cold water, realizes the regulation of tap water yield through the manual handle 2 that rotates from top to bottom of people.

The base 1 is provided with a hot water inlet and a cold water inlet, the hot water inlet is connected with a hot water pipe for leading hot water, the cold water inlet is connected with a cold water pipe for leading cold water, the valve core 3 can be driven to move by controlling the left and right rotation of the handle 2, the adjustment of the hot water inflow and the cold water inflow is realized, and the adjustment of different water temperatures after mixing is realized; the base 1 is also provided with one or more water outlets, hot water and cold water can be discharged through the water outlets after entering and mixing, and the valve core 3 can be driven to move by controlling the handle 2 to rotate up and down, so that the water yield of the water outlets can be adjusted. It should be noted that, in the faucet, the structure and the working principle of controlling the mixing of the cold and hot water by manually rotating the handle 2 left and right and controlling the adjustment of the water yield of the faucet by manually rotating the handle 2 up and down all belong to the prior art, and are not described herein again.

The improvement point of the faucet in this embodiment over the prior art is that the base 1 is provided with a hole 8 having an opening located on the first matching surface 4, the hole 8 is internally provided with an elastic member 9 and a limiting member 10, and the second matching surface 5 is provided with a limiting groove 11 extending in the left-right direction; in the process that the handle 2 rotates up and down relative to the base 1, there is a state that the opening of the hole passage 8 faces the limiting groove 11, the elastic member 9 enables the limiting member 10 to be pressed against the second matching surface 5 or the limiting groove 11, and at least a part of the limiting member 10 is located in the hole passage 8.

In the process of adjusting the water yield by rotating the handle 2 up and down relative to the base 1, the faucet has three states, in the first state, as shown in fig. 1, the opening of the hole 8 faces the second matching surface 5 below the limiting groove 11, the elastic element 9 drives the limiting element 10 to slide in the hole 8 toward the opening, and the limiting element 10 is pressed against the second matching surface 5, at least a part of the limiting element 10 is located in the hole 8, so that the limiting element 10 cannot be separated from the hole 8; in the first state, the handle 2 continues to be rotated upward, a second state is obtained, as shown in fig. 2, the opening of the hole 8 is opposite to the limiting groove 11, the elastic member 9 drives the limiting member 10 to slide towards the opening in the hole 8, and the limiting member 10 is pressed against the limiting groove 11, at this time, the limiting member 10 is simultaneously located in the hole 8 and the limiting groove 11, so that the limiting member 10 cannot be separated from the hole 8 and simultaneously clamp the hole 8 and the limiting groove 11, a limiting effect is achieved, and the handle 2 can be rotated upward and downward relative to the base 1 to generate resistance; in the second state, the handle 2 is continuously rotated upward to obtain a third state, as shown in fig. 3, the opening of the hole 8 faces the second matching surface 5 above the limiting groove 11, the elastic member 9 drives the limiting member 10 to slide toward the opening in the hole 8, and the limiting member 10 is pressed against the second matching surface 5, at least a portion of the limiting member 10 is located in the hole 8, so that the limiting member 10 is not separated from the hole 8. The water tap in the prior art has no damping force function on hand feeling in the process of rotating the handle 2 up and down, the water yield is easy to be opened to the maximum, the water is wasted when a large amount of water is not needed, and the water faucet in the embodiment of the utility model can be continuously switched among the first state, the second state and the third state during the process of rotating the handle 2 up and down, when the handle 2 is pulled up and down to adjust the water quantity, the limiting piece 10 is embedded into the limiting groove 11, can form a damping effect for the continuous action of the handle 2, and form a resistance on hand feeling, and does not go directly from the first state to the third state, the handle 2 can be stopped in the second state clearly, the position where the limiting piece 10 is matched with the limiting groove 11 is designed to correspond to the position where the water yield of the faucet is small, and the purpose of water saving can be achieved. It should be noted that the first state, the second state, and the third state are the structures that are presented when one limiting groove 11 is provided, but in the faucet provided in the embodiment of the present invention, the number of limiting grooves 11 is not limited to one, and a plurality of limiting grooves may be provided side by side, so that the handle 2 may be stopped at positions corresponding to a plurality of different water output amounts.

In the above embodiment, the elastic member 9 is preferably a spring, and the limiting member 10 is a steel ball, which is simple in structure and easy to implement. The spring is in a compressed state all the time in the pore canal 8, the elastic force of the spring pushes the steel ball to be propped against the second matching surface 5 or the limiting groove 11, the steel ball can realize rolling friction with the second matching surface 5, and overlarge damping caused in the process that the handle 2 rotates relative to the base 1 is avoided. The cross section of the limiting groove 11 in the vertical direction is arc-shaped to adapt to the surface shape of the steel ball, the arc-shaped cross section is favorable for being driven by external force, so that the steel ball can be smoothly separated from the limiting groove 11, namely, the faucet can smoothly enter the first state or the third state from the second state by forcibly pulling the wrench up and down, and the limiting part 10 cannot be locked in the limiting groove 11 to influence the normal use of the faucet.

As shown in fig. 5, in the above embodiment, the limiting groove 11 formed on the second matching surface 5 extends along the left-right direction, so that the limiting member 10 can be inserted into the limiting groove 11 without affecting the rotation of the handle 2 relative to the base 1 in the left-right direction, that is, the water temperature can be adjusted by adjusting the ratio of the hot water to the cold water by the left-right rotation of the handle 2. The length of the stopper groove 11 in the extending direction thereof is determined according to the movable range of the handle 2 in the right and left rotation, that is, the extending length of the stopper groove 11 should not hinder the right and left rotation of the handle 2. For example, when the handle 2 rotates left and right within a range of 90 °, the central angle of the circular arc-shaped structure formed by extending the position-limiting groove 11 left and right on the second mating surface 5 is not less than 90 °.

In the above embodiment, as shown in fig. 1 to 3, the duct 8 extends through the base 1, and an end of the duct 8 away from the first mating surface 4 is blocked by a screw 12. The screw 12 is detachably fixed on the duct 8, and the limiting member 10 and the elastic member 9 can be installed from one end of the duct 8 far away from the first matching surface 4, so that the assembly and disassembly of the structure are facilitated.

Example 2

As shown in fig. 6 to 9, the present embodiment provides a water saving faucet, which includes a base 1, a handle 2 and a valve core 3, wherein the handle 2 is connected to the valve core 3; the handle 2 can rotate left and right relative to the base 1, the base 1 is provided with a first matching surface 4, the handle 2 is provided with a second matching surface 5 matched with the first matching surface 4, and the first matching surface 4 and the second matching surface 5 are cylindrical surfaces or parts of cylindrical surfaces. The faucet is connected with a water inlet pipe 6, and when the faucet is in actual use, the valve core 3 is adjusted to rotate by manually rotating the handle 2 left and right manually so as to adjust the water yield of the faucet. Specifically, the base 1 is provided with one or more water outlets, water flow entering the faucet can be discharged through the water outlets, and the control handle 2 rotates left and right to drive the valve core 3 to act, so that the water outlet amount of the water outlets can be adjusted. It should be noted that, the structure and the working principle of controlling the adjustment of the water output of the faucet by manually rotating the handle 2 left and right in the faucet belong to the prior art, and are not described herein again.

The improvement point of the faucet in this embodiment over the prior art is that the base 1 is provided with a hole 8 having an opening located on the first matching surface 4, the hole 8 is internally provided with an elastic member 9 and a limiting member 10, and the second matching surface 5 is provided with a limiting hole 13; in the process that the handle 2 rotates left and right relative to the base 1, there is a state that the opening of the hole passage 8 faces the limiting hole 13, the elastic member 9 enables the limiting member 10 to be pressed against the second matching surface 5 or the limiting hole 13, and at least a part of the limiting member 10 is located in the hole passage 8.

In the process of adjusting the water yield by rotating the handle 2 left and right relative to the base 1, the faucet has three states, in the first state, as shown in fig. 7, the opening of the duct 8 faces the second matching surface 5 on one side of the limiting hole 13, the elastic member 9 drives the limiting member 10 to slide in the duct 8 toward the opening, and the limiting member 10 is pressed against the second matching surface 5, at least a part of the limiting member 10 is located in the duct 8, so that the limiting member 10 cannot be separated from the duct 8; in the first state, the handle 2 is continuously rotated to obtain a second state, as shown in fig. 8, the opening of the duct 8 is opposite to the limiting hole 13, the elastic member 9 drives the limiting member 10 to slide towards the opening in the duct 8, and the limiting member 10 is pressed in the limiting hole 13, at this time, the limiting member 10 is simultaneously positioned in the duct 8 and the limiting hole 13, so that the limiting member 10 cannot be separated from the duct 8 and simultaneously clamp the duct 8 and the limiting hole 13, a limiting effect is achieved, and the handle 2 can be rotated left and right relative to the base 1 to generate resistance; in the second state, the handle 2 is continuously rotated to obtain a third state, as shown in fig. 9, the opening of the hole 8 faces the second matching surface 5 on the other side of the limiting hole 13, the elastic member 9 drives the limiting member 10 to slide toward the opening in the hole 8, and the limiting member 10 is pressed against the second matching surface 5, at least a portion of the limiting member 10 is located in the hole 8, so that the limiting member 10 is not separated from the hole 8. The water tap in the prior art has no damping force function on hand feeling in the process of rotating the handle 2 left and right, the water yield is easy to be opened to the maximum, the water is wasted when a large amount of water is not needed, but the water faucet in the embodiment of the utility model can be continuously switched among the first state, the second state and the third state during the left and right rotation of the handle 2, when the handle 2 is pulled left and right to adjust the water quantity, the limiting piece 10 is embedded into the limiting hole 13, can form a damping effect for the continuous action of the handle 2, and form a resistance on hand feeling, and does not go directly from the first state to the third state, the handle 2 can be stopped in the second state clearly, the position where the limiting piece 10 is matched with the limiting hole 13 is designed to correspond to the position where the water yield of the faucet is small, and the purpose of water saving can be achieved. It should be noted that the first state, the second state and the third state are the structures in which the limiting hole 13 is provided in one, but in the faucet provided by the embodiment of the present invention, the number of the limiting holes 13 is not limited to one, and a plurality of limiting holes may be provided on the rotation path corresponding to the opening of the duct 8, so that the handle 2 can be stopped at the positions corresponding to a plurality of different water output amounts.

In the above embodiment, the elastic member 9 is preferably a spring, and the limiting member 10 is a steel ball, which is simple in structure and easy to implement. The spring is in a compressed state all the time in the pore canal 8, the elastic force of the spring pushes the steel ball to be propped against the second matching surface 5 or the limiting hole 13, the steel ball can realize rolling friction with the second matching surface 5, and overlarge damping caused in the process that the handle 2 rotates relative to the base 1 is avoided. The shape of the limiting hole 13 is preferably spherical to adapt to the surface shape of the steel ball, and the spherical shape is favorable for the steel ball to be smoothly separated from the limiting hole 13 under the driving of external force, namely, the faucet can smoothly enter the first state or the third state from the second state by pulling the wrench left and right forcefully, and the limiting piece 10 cannot be locked in the limiting hole 13 to influence the normal use of the faucet.

In the above embodiment, the duct 8 penetrates through the base 1, and one end of the duct 8 away from the first mating surface 4 is blocked by a screw 12. The screw 12 is detachably fixed on the duct 8, and the limiting member 10 and the elastic member 9 can be installed from one end of the duct 8 far away from the first matching surface 4, so that the assembly and disassembly of the structure are facilitated.

It should be noted that the limiting hole 13 may be designed as a circular hole completely matching the surface of the steel ball, or may be designed as a strip-shaped hole extending in the vertical direction. The limiting holes 13 in the strip-shaped hole form are selected, so that the machining precision requirement is reduced, and the machining cost is reduced.

Some embodiments in this specification are described in a progressive or parallel manner, each embodiment focuses on differences from other embodiments, and the same and similar parts in various embodiments are referred to each other.

The above are merely exemplary embodiments of the present invention, which can be understood and implemented by those skilled in the art. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A water saving faucet comprising a base (1), a handle (2) and a cartridge (3), wherein:

the handle (2) is connected with the valve core (3);

the handle (2) can rotate up and down and left and right relative to the base (1), the base (1) is provided with a first matching surface (4), and the handle (2) is provided with a second matching surface (5) matched with the first matching surface (4);

the base (1) is provided with a hole channel (8) with an opening positioned on the first matching surface (4), an elastic piece (9) and a limiting piece (10) are arranged in the hole channel (8), and the second matching surface (5) is provided with a limiting groove (11) extending along the left-right direction;

in the process that the handle (2) rotates up and down relative to the base (1), the opening of the hole channel (8) is opposite to the limiting groove (11), the elastic piece (9) enables the limiting piece (10) to be pressed on the second matching surface (5) or in the limiting groove (11), and at least one part of the limiting piece (10) is located in the hole channel (8).

2. A water-saving tap according to claim 1, wherein the resilient member (9) is a spring and the stop member (10) is a steel ball.

3. A water-saving tap according to claim 2, wherein the stop channel (11) is arcuate in vertical cross-section.

4. A water-saving tap according to claim 1, wherein the bore (8) extends through the base (1), and wherein an end of the bore (8) remote from the first mating surface (4) is blocked by a screw (12).

5. A water-saving tap according to claim 1, wherein the first mating surface (4) and the second mating surface (5) are each part of a spherical surface.

6. A water-saving tap according to claim 1, wherein the retaining groove (11) is provided in a plurality of strips side by side.

7. A water saving faucet comprising a base (1), a handle (2) and a cartridge (3), wherein:

the handle (2) is connected with the valve core (3);

the handle (2) can rotate left and right relative to the base (1), the base (1) is provided with a first matching surface (4), and the handle (2) is provided with a second matching surface (5) matched with the first matching surface (4);

the base (1) is provided with a hole channel (8) with an opening positioned on the first matching surface (4), an elastic piece (9) and a limiting piece (10) are arranged in the hole channel (8), and a limiting hole (13) is formed in the second matching surface (5);

in the process that the handle (2) rotates left and right relative to the base (1), the opening of the pore channel (8) is opposite to the limiting hole (13), the elastic piece (9) enables the limiting piece (10) to be pressed on the second matching surface (5) or in the limiting hole (13), and at least one part of the limiting piece (10) is located in the pore channel (8).

8. A water-saving tap according to claim 7, wherein the resilient member (9) is a spring and the stop member (10) is a steel ball.

9. A water-saving tap according to claim 7, wherein the passage (8) extends through the base (1), and wherein the end of the passage (8) remote from the first mating surface (4) is blocked by a screw (12).

10. A water-saving tap according to claim 7, wherein the first mating surface (4) and the second mating surface (5) are cylindrical surfaces or portions of cylindrical surfaces.