CN210397805U

CN210397805U - Installation-free faucet

Info

Publication number: CN210397805U
Application number: CN201921281714.9U
Authority: CN
Inventors: 朱科力; 童科全
Original assignee: Ningbo Dezhi Kitchen And Sanitary Appliances Manufacturing Co Ltd
Current assignee: Ningbo Dezhi Kitchen And Sanitary Appliances Manufacturing Co Ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-04-24
Anticipated expiration: 2029-08-08

Abstract

The utility model discloses an exempt from installation formula tap, include: the water tank is internally provided with a water storage cavity, an accommodating cavity and an installation cavity which are mutually isolated, the water storage cavity is internally provided with a heating component, the accommodating cavity is internally provided with a water pressure switch, and the installation cavity is internally and fixedly provided with an electric control component; the outer side of the water tank is provided with a water inlet pipeline, a liquid flow channel which extends along the upward direction and is communicated with the water inlet pipeline is formed on the inner side wall of the water tank, the upper end of the liquid flow channel extends to the accommodating cavity, a liquid flow hole communicated to the water storage cavity is formed in the inner side wall of the liquid flow channel, and the bottom of the water tank is also provided with a water outlet assembly which is communicated with the water storage cavity and is used for flowing hot water out; one end of the valve body is connected with the water inlet pipeline, a valve core for switching the liquid flow direction is arranged in the valve body, the upper end of the valve body is connected with the water inlet pipe, and the lower end of the valve body is provided with a cold water outlet; its technical scheme can effectively solve the insensitive problem of water pressure switch opening and close, and overall structure is exquisite reasonable, convenient to use.

Description

Installation-free faucet

Technical Field

The utility model relates to an electric heating faucet technical field especially relates to an exempt from installation formula tap.

Background

The electric heating faucet is widely applied to family life and is mainly arranged in a kitchen. Wherein, formula of plugging into tap generally includes the valve body subassembly that is used for going out cold water and is used for heating cold water and the water tank of providing hot water, and both set up side by side to the conversion of liquid stream is realized to case and external handle through in the valve body, and turns into the operation that provides hot water and need trigger water pressure switch, and water pressure switch generally sets up in the water tank at present, relies on and has flowed into a certain amount of cold water in the water tank and just can trigger water pressure switch and start the heating function, and the trigger effect is not sensitive, and use experience is not good enough.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, an installation-free water faucet which can effectively solve the problem that a water pressure switch is insensitive to opening and closing is provided, so that the technical defects are overcome.

The specific technical scheme is as follows:

a free-standing faucet comprising:

the water tank is internally provided with a water storage cavity, an accommodating cavity and an installation cavity which are mutually isolated, a heating component is arranged in the water storage cavity, a water pressure switch is arranged in the accommodating cavity, an electric control component is fixedly arranged in the installation cavity, and the heating component and the water pressure switch are respectively and electrically connected with the electric control component; the outer side of the water tank is provided with a water inlet pipeline, a liquid flow channel which extends along the upward direction and is communicated with the water inlet pipeline is formed on the inner side wall of the water tank, the upper end of the liquid flow channel extends to the accommodating cavity, a liquid flow hole communicated to the water storage cavity is formed in the inner side wall of the liquid flow channel, and the bottom of the water tank is also provided with a water outlet assembly which is communicated with the water storage cavity and is used for flowing hot water out;

one end of the valve body is connected with the water inlet pipeline, a valve core used for switching the liquid flow direction is arranged in the valve body, the upper end of the valve body is connected with the water inlet pipe, and the lower end of the valve body is provided with a cold water outlet.

Preferably, one end of the water inlet pipeline of the water tank extends into the interior of one end of the valve body and can rotate circumferentially relative to the valve body.

Preferably, the aperture of the liquid flow hole is 1.6mm to 2 mm.

Preferably, the heating component is a heating pipe with a spiral rising structure.

Preferably, the left end of the valve body is provided with a first cavity for extending into the water inlet pipeline, the right end of the valve body is provided with a second cavity for installing the valve core, the upper end of the valve body is provided with a third cavity for inserting the water inlet pipe, the lower end of the valve body is provided with a fourth cavity for forming a cold water outlet, and the first cavity, the third cavity and the fourth cavity are respectively communicated with the second cavity through a liquid flow channel.

Preferably, the valve core comprises a water outlet plate, a flow control plate and a rotating plate which are connected in sequence, the rotating plate can rotate relative to the flow control plate, one end of the rotating plate, which is far away from the flow control plate, further extends to form a connecting column used for connecting an external rotating handle, two water passing holes are formed in the water outlet plate and the flow control plate in a penetrating mode, the water flow channel formed by the first cavity and the second cavity in a communicating mode, and the water flow channel formed by the fourth cavity and the second cavity in communicating mode are opposite to the two water passing holes respectively.

Preferably, the water inlet pipeline is integrally of a transverse T-shaped structure, and a clamping ring for axially clamping the water inlet pipeline is mounted on the inner wall of the first cavity through a fastening piece.

Preferably, the bottom of the water tank is provided with a hot water outlet, the water outlet assembly comprises a drainage tube which is longitudinally arranged, the lower end of the drainage tube is communicated with the hot water outlet, and the upper end of the drainage tube is provided with at least one U-shaped opening.

Preferably, the outer surface of the water tank is further embedded with at least one digital display module for displaying water temperature and/or time, the temperature measurement module is further installed in the water tank, and the digital display module and the temperature measurement module are respectively electrically connected with the electric control assembly.

Preferably, the lower end of the flow channel extends into the reservoir chamber and is fitted with a plastic plug.

The beneficial effects of the above technical scheme are that:

exempt from installation formula tap includes water tank and valve body, can switch over the liquid flow direction through valve body and case, including direct outflow or entering water inlet pipe from the cold water export, and then partial liquid stream passes through flow channel and flows in the holding chamber and promote water pressure switch's movable contact lifting to contact stationary contact, by water pressure switch transmission signal to automatically controlled subassembly, and then automatically controlled subassembly control heating element carries out the heating action, and another part liquid stream passes through the discharge orifice and gets into the retaining intracavity and heated, go out hot water by the water tank bottom outflow hot water at last under the effect of water outlet subassembly, and switch into through the case and go out the water back from the cold water export, flow channel's the liquid level descends thereupon and makes water pressure switch's movable contact descend naturally and close naturally, can effectively solve water pressure switch and open and close insensitive problem, and overall structure is exquisite reasonable, high durability.

Drawings

Fig. 1 is a perspective view of the installation-free faucet of the present invention;

fig. 2 is a cross-sectional view of the installation-free faucet of the present invention;

fig. 3 is an exploded view of the main body of the installation-free faucet of the present invention;

FIG. 4 is a perspective view of the water tank of the installation-free faucet of the present invention;

FIG. 5 is a cross-sectional view of the water tank of the installation-free faucet of the present invention;

fig. 6 is a cross-sectional view of the valve body of the installation-free faucet of the present invention;

fig. 7 is a schematic cross-sectional view of the installation-free faucet of the present invention in a hot water supply state;

fig. 8 is a schematic sectional view of the installation-free faucet of the present invention in a cold water state.

Detailed Description

In order to make the technical means, creation features, achievement purposes and effects of the present invention easy to understand, the following embodiments are specifically illustrated in conjunction with the accompanying drawings.

Referring to fig. 1 to 8, the installation-free faucet provided in the present embodiment includes:

the water tank 1 is internally provided with a water storage cavity 11, an accommodating cavity 13 and an installation cavity 12 which are mutually isolated, a heating component 2 is arranged in the water storage cavity 11, a water pressure switch 4 is arranged in the accommodating cavity 13, an electric control component 3 is fixedly arranged in the installation cavity 12, and the heating component 2 and the water pressure switch 4 are respectively and electrically connected with the electric control component 3; the outer side of the water tank 1 is provided with a water inlet pipeline 14, a liquid flow channel 15 which extends along the upward direction and is communicated with the water inlet pipeline 14 is formed on the inner side wall of the water tank 1, the upper end of the liquid flow channel 15 extends to the accommodating cavity 13, a liquid flow hole 16 communicated with the water storage cavity 11 is formed in the inner side wall of the liquid flow channel 15, and the bottom of the water tank 1 is also provided with a water outlet assembly 5 which is communicated with the water storage cavity 11 and is used for flowing hot water out;

one end of the valve body 6 is connected with the water inlet pipeline 14, a valve core 7 for switching the liquid flow direction is arranged in the valve body 6, the upper end of the valve body 6 is connected with the water inlet pipe 9, and the lower end of the valve body is provided with a cold water outlet.

Based on the technical scheme, the installation-free water faucet comprises a water tank 1 and a valve body 6, the direction of liquid flow can be switched through the valve body 6 and a valve core 7, the water faucet comprises a water inlet pipe 9 and a water outlet pipe 14 which directly flows out of a cold water outlet or enters the water inlet pipe, then partial liquid flow flows into a containing cavity 13 through a liquid flow channel 15 and pushes a movable contact of a water pressure switch 4 to be lifted to a contact stationary contact, the water pressure switch 4 transmits a signal to an electric control component 3, the electric control component 3 controls a heating component 2 to perform heating action, the other partial liquid flow enters a water storage cavity 11 through a liquid flow hole 16 and is heated, finally hot water flows out from the bottom of the water tank 1 under the action of a water outlet component 5, after the valve core 7 is switched to water outlet from the cold water outlet, the liquid level of the liquid flow channel 15 descends along with the liquid flow channel to, and the whole structure is exquisite and reasonable, and the use is convenient. Specifically, the movable contact of the water pressure switch 4 may extend upwards to the installation cavity 12, and the fixed contact is installed in the installation cavity 12 and opposite to the movable contact, but may be installed in the accommodating cavity 13 and arranged up and down, and is not limited thereto.

In a preferred embodiment, one end of the water inlet pipe 14 of the water tank 1 extends into one end of the valve body 6 and can rotate circumferentially relative to the valve body 6, so that the water tank 1 can rotate circumferentially within +/-30 degrees relative to the valve body fixedly mounted on the water inlet pipe, the hot water outlet angle can be conveniently adjusted, and the use by a user is facilitated. Further, the aperture of the liquid flow hole 16 is 1.6mm to 2mm, and the size of the aperture can determine the size of the water pressure required for starting the water pressure switch 4 and the temperature rise state of the heating component 2, and meanwhile, the design of the liquid flow hole 16 can flush the heating component 2 to prevent the heating component 2 from being damaged due to dry burning. Further, the heating component 2 is a heating pipe with a spiral rising structure.

As a further preferred embodiment, as shown in fig. 2, fig. 3 and fig. 6, the left end of the valve body 6 has a first cavity 61 for extending into the water inlet pipe 14, the right end has a second cavity 62 for installing the valve core 7, the upper end has a third cavity 63 for inserting the water inlet pipe 9, the lower end has a fourth cavity 64 for forming a cold water outlet, and the first cavity 61, the third cavity 63 and the fourth cavity 64 are respectively communicated with the second cavity 62 through a liquid flow passage. Further, the valve core 7 includes a water outlet plate 71, a flow control plate 72, and a rotation plate 73, which are connected in sequence, and the rotation plate 73 can rotate relative to the flow control plate 72, and one end of the rotation plate 73, which is away from the flow control plate 72, also extends to form a connection column 74 for connecting the external rotation handle 8, two water passing holes are formed in the water outlet plate 71 and the flow control plate 72, which are vertically arranged, and a liquid flow channel communicated with the first cavity 61 and the second cavity 62, and a liquid flow channel communicated with the fourth cavity 64 and the second cavity 62 are opposite to the two water passing holes. In addition, the water outlet plate 71 and the flow control plate 72 are fixedly arranged in the second cavity 62 through a mounting ring. Further, the whole intake pipe 14 that is horizontal T type structure to at least one annular is arranged in intake pipe 14 periphery, installs a snap ring that is used for axial chucking intake pipe 14 through the fastener on the inner wall of first cavity 61, is used for allowing intake pipe 14 to rotate and prevent its axial to deviate from for 6 circumferential direction of valve body.

In a preferred embodiment, the bottom of the water tank 1 has a hot water outlet, the water outlet assembly 5 includes a longitudinally arranged drainage tube 51, the lower end of the drainage tube 51 is communicated with the hot water outlet, and at least one U-shaped opening is opened on the upper end of the drainage tube 51, so that hot water can flow into the drainage tube 51 through the U-shaped opening and then flow out from the hot water outlet.

As a further preferred embodiment, at least one digital display module for displaying water temperature and/or time is further embedded on the outer surface of the water tank 1, a temperature measurement module (specifically, a thermometer or a temperature sensor) is further installed inside the water tank 1, and the digital display module and the temperature measurement module are respectively electrically connected with the electronic control component 3. Further, the lower end of the liquid flow channel 15 penetrates into the water storage cavity 11 and is provided with a plastic plug 18, and specifically, the plastic plug 18 is a plastic piece and is bonded by ABS glue.

Further, as shown in fig. 7 and 8, the present embodiment is provided with schematic sectional views of a hot water state and a cold water state, respectively, and the arrow directions in the drawings indicate the flow directions in the respective states.

The foregoing is only a preferred embodiment of the present invention, which is illustrative, not limiting. Those skilled in the art will appreciate that many variations, modifications, and equivalents may be made thereto without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. An installation-free faucet, comprising:

the water tank (1) is internally provided with a water storage cavity (11), an accommodating cavity (13) and a mounting cavity (12) which are mutually isolated, a heating component (2) is arranged in the water storage cavity (11), a water pressure switch (4) is arranged in the accommodating cavity (13), an electric control component (3) is fixedly arranged in the mounting cavity (12), and the heating component (2) and the water pressure switch (4) are respectively and electrically connected with the electric control component (3); a water inlet pipeline (14) is arranged on the outer side of the water tank (1), a liquid flow channel (15) which extends along the upward direction and is communicated with the water inlet pipeline (14) is formed on the inner side wall of the water tank (1), the upper end of the liquid flow channel (15) extends to the accommodating cavity (13), a liquid flow hole (16) communicated with the water storage cavity (11) is formed in the inner side wall of the liquid flow channel (15), and a water outlet assembly (5) which is communicated with the water storage cavity (11) and is used for discharging hot water is further installed at the bottom of the water tank (1);

and one end of the valve body (6) is connected with the water inlet pipeline (14), a valve core (7) for switching the liquid flow direction is arranged in the valve body, the upper end of the valve body (6) is connected with a water inlet pipe (9), and the lower end of the valve body is provided with a cold water outlet.

2. The installation-free faucet of claim 1, wherein one end of the water inlet pipe (14) of the water tank (1) extends into the interior of one end of the valve body (6) and is rotatable circumferentially relative to the valve body (6).

3. The installation-free faucet of claim 1, wherein the bore diameter of the liquid flow hole (16) is 1.6mm to 2 mm.

4. The installation-free faucet of claim 1, wherein the heating assembly (2) is a heating tube of a spiral-up structure.

5. The installation-free faucet of claim 1 or 2, characterized in that the left end of the valve body (6) is provided with a first cavity (61) extending into the water inlet pipe (14), the right end is provided with a second cavity (62) for installing the valve core (7), the upper end is provided with a third cavity (63) for inserting the water inlet pipe (9), the lower end is provided with a fourth cavity (64) for forming the cold water outlet, and the first cavity (61), the third cavity (63) and the fourth cavity (64) are respectively communicated with the second cavity (62) through a liquid flow passage.

6. The installation-free faucet of claim 5, wherein the valve core (7) comprises a water outlet plate (71), a flow control plate (72) and a rotating plate (73) which are connected in sequence, the rotating plate (73) can rotate relative to the flow control plate (72), one end of the rotating plate (73) which is away from the flow control plate (72) extends to form a connecting column (74) for connecting an external rotating handle (8), two water passing holes are formed in the water outlet plate (71) and the flow control plate (72) in a vertically arranged penetrating manner, and the liquid flow channel communicated with the first cavity (61) and the second cavity (62) and the liquid flow channel communicated with the fourth cavity (64) and the second cavity (62) are opposite to the two water passing holes respectively.

7. The installation-free faucet of claim 6, wherein the water inlet pipe (14) is integrally formed in a transverse T-shaped structure, and a clamping ring for axially clamping the water inlet pipe (14) is installed on the inner wall of the first cavity (61) through a fastening piece.

8. The installation-free faucet of claim 1, wherein the bottom of the water tank (1) is provided with a hot water outlet, the water outlet assembly (5) comprises a longitudinally arranged drainage tube (51), the lower end of the drainage tube (51) is communicated with the hot water outlet, and the upper end of the drainage tube (51) is provided with at least one U-shaped opening.

9. The installation-free faucet according to claim 8, wherein at least one digital display module for displaying water temperature and/or time is embedded in the outer surface of the water tank (1), a temperature measurement module is further installed in the water tank (1), and the digital display module and the temperature measurement module are respectively and electrically connected with the electronic control component (3).

10. The installation-free faucet of claim 1, wherein the lower end of the flow channel (15) penetrates into the water storage chamber (11) and is provided with a plastic plug (18).