CN210637545U

CN210637545U - Control valve component and installation-free electric heating faucet

Info

Publication number: CN210637545U
Application number: CN201920378626.4U
Authority: CN
Inventors: 朱科力
Original assignee: Ningbo Dezhi Kitchen And Sanitary Appliances Manufacturing Co Ltd
Current assignee: Ningbo Dezhi Kitchen And Sanitary Appliances Manufacturing Co Ltd
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2020-05-29
Anticipated expiration: 2029-03-25

Abstract

The utility model discloses a control valve subassembly and exempt from installation formula electric heat tap, control valve subassembly includes: the valve body is internally divided into a front cavity and a rear cavity, the valve body is provided with an upper outlet and a rear outlet which are communicated with the rear cavity, a front outlet which is communicated with the front cavity and a lower outlet, the rear cavity is communicated with the front cavity through a first liquid flow channel, and the rear cavity is communicated with the lower outlet through a second liquid flow channel; the valve core is accommodated in the rear cavity, can rotate in the circumferential direction and is used for sealing the rear outlet end of the first liquid flow channel and/or the rear outlet end of the second liquid flow channel after rotating; the front end of the handle component is connected with the valve core and used for driving the valve core to rotate in the circumferential direction. The technical scheme can realize the conduction of at most one liquid flow channel through the structures of the valve body and the valve core in the control valve component, and effectively prevent the problem that two water outlets simultaneously discharge water when the water outlets are switched.

Description

Control valve component and installation-free electric heating faucet

Technical Field

The utility model relates to an electric heat tap technical field especially relates to a control valve subassembly and exempt from installation formula electric heat tap.

Background

Along with the development of social economy, the electric heating faucet is more and more popular with people, and especially, an installation-free electric heating faucet newly appears in the market, and the electric heating faucet is generally provided with a cold water outlet and a hot water outlet, and realizes the switching of cold water and hot water through a control valve assembly in the electric heating faucet. But this structure adopts the ball valve structure usually at present, can make the switching not in place and two delivery ports go out water simultaneously in the specific use, and extravagant water on the one hand, on the other hand can make the delivery port liquid stream of normal use less, and the ball valve control makes out that hot water temperature is unadjustable, and is very inconvenient.

SUMMERY OF THE UTILITY MODEL

In view of the above problems in the prior art, a control valve assembly is provided to prevent simultaneous water discharge from two water outlets when switching the water outlets by connecting at most one flow channel, so as to overcome the above technical drawbacks.

The specific technical scheme is as follows:

a control valve assembly comprising:

the valve body is internally divided into a front cavity and a rear cavity, the valve body is provided with an upper outlet and a rear outlet which are communicated with the rear cavity, a front outlet which is communicated with the front cavity and a lower outlet, the rear cavity is communicated with the front cavity through a first liquid flow channel, and the rear cavity is communicated with the lower outlet through a second liquid flow channel;

the valve core is accommodated in the rear cavity, can rotate in the circumferential direction and is used for sealing the rear outlet end of the first liquid flow channel and/or the rear outlet end of the second liquid flow channel after rotating;

the front end of the handle component is connected with the valve core and used for driving the valve core to rotate in the circumferential direction.

Preferably, the valve core comprises a valve plate which is integrally in a disc-shaped structure, and the valve plate is provided with an opening structure which penetrates through the valve plate from front to back.

Preferably, the handle assembly comprises a rotating handle and a connecting column connected to the front end of the rotating handle, and the front end of the connecting column is connected with the rear end face of the valve plate.

Preferably, the front end face of the connecting column is convexly provided with at least two clamping columns, the rear end face of the valve block is concavely provided with clamping grooves which are equal in number and opposite in position to the clamping columns, and the connecting column is clamped with the valve block through the clamping columns which are clamped with each other.

Preferably, the interior of the valve body is divided into a front cavity and a rear cavity by a partition plate, and the partition plate is provided with a first duct as a rear outlet end of the first liquid flow passage and a second duct as a rear outlet end of the second liquid flow passage.

The better still including setting up in the inside seal assembly of back cavity, seal assembly's preceding terminal surface joint in the trailing flank of baffle, and seal assembly goes up that the back runs through and set up two passageways that communicate first pore and second pore respectively, and the terminal surface hugs closely in seal assembly's rear end face before the valve block.

The preferred, seal assembly includes by first sealing ring, second sealing ring and the sleeve of forward backward's amalgamation, and has all seted up two passageways on first sealing ring and the second sealing ring, and the valve block hugs closely the trailing flank of second sealing ring and lies in the sleeve inside, and the rear end of spliced pole passes the sleeve and links to each other with twist grip, runs through on the sleeve periphery wall and has seted up a plurality of notches.

Preferably, two convex columns are formed on the protrusion extending forwards from the front end surface of the first sealing ring, and grooves with the same quantity and the corresponding positions as the convex columns are formed on the concave rear side surface of the partition plate.

The better still includes the seal cover, and the periphery at sleeve rear end is located to the seal cover, and the peripheral ring of seal cover is equipped with the external screw thread, has seted up the internal thread on the internal perisporium of back cavity, and the seal cover is located in the back cavity through matched with internal thread and external screw thread soon.

The utility model also provides an exempt from installation formula electric heat tap, including electric heater and foretell control valve subassembly, and the preceding exit linkage electric heater's of control valve subassembly valve body the end of intaking goes up the outside inlet tube of exit linkage, and the exit linkage cold water outlet pipe has hot water outlet on the electric heater down.

The beneficial effects of the above technical scheme are that:

(1) the control valve component comprises a valve body, a valve core and a handle component, at most one liquid flow channel is communicated when the handle component drives the valve core to rotate, the problem that water flows out from two water outlets simultaneously when the water outlets are switched is effectively solved, and the control valve component is simple in integral structure and easy to realize;

(2) the installation-free electric heating water faucet comprises an electric heater and a control valve assembly, and at most one liquid flow channel can be communicated through the structures of a valve body and a valve core in the control valve assembly, so that the problem that water flows out from two water outlets simultaneously when the water outlets are switched is effectively solved.

Drawings

Fig. 1 is a split perspective view of the control valve assembly of the present invention;

FIG. 2 is a cross-sectional view of a valve body in the control valve assembly of the present invention;

FIG. 3 is a rear view of a valve body of the control valve assembly of the present invention;

FIG. 4 is a front view of a valve body in the control valve assembly of the present invention;

FIG. 5 is a top view of a valve body of the control valve assembly of the present invention;

fig. 6 is a bottom view of the valve body in the control valve assembly of the present invention;

FIG. 7 is an exploded view of the valve cartridge and handle assembly of the control valve assembly of the present invention;

fig. 8 is an exploded view of the valve cartridge and handle assembly of the control valve assembly of the present invention from another perspective;

fig. 9 is a perspective view of the installation-free electric heating faucet of the present invention.

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.

In the first embodiment, the first step is,

referring to fig. 1 to 8, and defining the direction from left to right on the paper as shown in fig. 2 as the direction from front to back in the present embodiment, the present invention provides a control valve assembly comprising:

the valve body 1 is internally divided into a front cavity 15 and a rear cavity 16, the valve body 1 is provided with an upper outlet 11 and a rear outlet 14 which are communicated with the rear cavity 16, a front outlet 13 which is communicated with the front cavity 15 and a lower outlet 12, the rear cavity 16 is communicated with the front cavity 15 through a first liquid flow channel 18, the rear cavity 16 is communicated with the lower outlet 12 through a second liquid flow channel 19, obviously, the first liquid flow channel 18 and the second liquid flow channel 19 are both arranged inside the valve body 1;

the valve core 2 is accommodated in the rear cavity 16 and can rotate circumferentially, and is used for sealing the rear outlet end of the first liquid flow channel 18 and/or the rear outlet end of the second liquid flow channel 19 after rotating;

the front end of the handle component 3 is connected with the valve core 2 and used for driving the valve core 2 to rotate in the circumferential direction.

Based on above-mentioned technical scheme, control valve subassembly includes valve body 1, case 2 and handle assembly 3, can drive case 2 by handle assembly 3 and switch on at most a liquid flow channel when rotating, effectively prevents the problem that two delivery ports that appear when switching the delivery port go out water simultaneously, and overall structure is simple, easily realizes.

In a preferred embodiment, the valve core 2 comprises a valve plate which is of an overall disc-shaped structure, and the valve plate is provided with an opening structure which penetrates through the valve plate from front to back, so that the valve core 2 can be in a position state of closing two liquid flow channels or a position state of exposing only one liquid flow channel and closing the other liquid flow channel when rotating. Specifically, the opening structure is a fan-shaped structure. Further, the handle assembly 3 comprises a rotating handle 32 and a connecting column 31 connected to the front end of the rotating handle 32, and the front end of the connecting column 31 is connected to the rear end face of the valve plate. Furthermore, the front end face of the connecting column 31 is convexly provided with at least two clamping columns, the rear end face of the valve plate is concavely provided with clamping grooves which are equal in number and opposite in position to the clamping columns, and the connecting column 31 is clamped with the valve plate through the clamping columns which are clamped with each other. Specifically, the quantity of card post is two, and the quantity of draw-in groove also is two on the valve block rear end face, and the front end of spliced pole 31 still stands out to be formed with the V type card post that matches with open structure simultaneously, and two card posts and the even arrangement of V type card post hoop for can the centre gripping valve block and guarantee its transmission and circumferential direction.

As a further preferred embodiment, the interior of the valve body 1 is divided into a front chamber 15 and a rear chamber 16 by a partition 17, and the partition 17 is opened with a first port as a rear side outlet port of the first liquid flow path 18 and a second port as a rear side outlet port of the second liquid flow path 19. In particular, the partition 17 is integral with the valve body 1. Further, the control valve assembly further comprises a sealing assembly 4 arranged inside the rear cavity 16, the front end face of the sealing assembly 4 is connected to the rear side face of the partition plate 17 in a clamped mode, two channels which are communicated with the first hole channel and the second hole channel respectively are arranged on the sealing assembly 4 in a penetrating mode in the front and the rear direction, and the front end face of the valve plate is tightly attached to the rear end face of the sealing assembly 4. Further, seal assembly 4 includes by integrative first sealing ring 41, second sealing ring 42 and the sleeve 43 of preceding backward amalgamation, and all seted up two passageways on first sealing ring 41 and the second sealing ring 42, and the valve block hugs closely the trailing flank of second sealing ring 42 and is located inside the sleeve 43, and the rear end of spliced pole 31 passes sleeve 43 and links to each other with twist grip 32, and a plurality of notches have been seted up in the last run-through of sleeve 43 periphery wall. Furthermore, two convex columns are formed on the front end surface of the first sealing ring 41 extending forwards, and grooves with the same quantity and the same positions as the convex columns are formed on the rear side surface of the partition 17 in a concave manner, so that the mutual clamping is realized. Further, the control valve assembly further comprises a sealing sleeve 5, the sealing sleeve 5 is sleeved on the periphery of the rear end of the sleeve 43, an external thread is annularly arranged on the periphery of the sealing sleeve 5, an internal thread is arranged on the inner peripheral wall of the rear cavity 16, and the sealing sleeve 5 is rotatably arranged in the rear cavity 16 through the matched internal thread and the external thread. In addition, the two channels are arranged in a vertically symmetrical manner, and the second fluid channel 19 is formed by an L-shaped bent pipe, one end of the bent pipe is the second channel, and the other end of the bent pipe extends into the lower outlet 12. A filter screen is also embedded in the upper outlet 11.

In the second embodiment, the first embodiment of the method,

referring to fig. 9, the installation-free electric water heating faucet provided in this embodiment includes an electric heater 6 and a control valve assembly provided in the above embodiment, and a front outlet 13 of a valve body 1 of the control valve assembly is connected to a water inlet end of the electric heater 6, an upper outlet 11 is connected to an external water inlet pipe 7, a lower outlet 12 is connected to a cold water outlet pipe 8, and the electric heater 6 has a hot water outlet 9. The structure of the valve body 1 and the valve core 2 in the control valve component can realize the conduction of at most one liquid flow channel, and the problem that two water outlets simultaneously discharge water when the water outlets are switched is effectively prevented. Further, a digital display tube 61 for displaying time and/or temperature is disposed on the outer side wall of the electric heater 6.

In addition, the electric heater 6 is a conventional product fitting in the field, and is usually a conventional electric device in which a water tank, an electric heating device (mainly heating by a heating wire or a semiconductor), an electric control wire board, a temperature detection device, a filter assembly and the like are arranged to realize the electric heating function after water is fed, and thus, the details are omitted here.

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. A control valve assembly, comprising:

the valve body (1) is internally divided into a front cavity (15) and a rear cavity (16), the valve body (1) is provided with an upper outlet (11) and a rear outlet (14) which are communicated with the rear cavity (16), a front outlet (13) which is communicated with the front cavity (15) and a lower outlet (12), the rear cavity (16) is communicated with the front cavity (15) through a first liquid flow channel (18), and the rear cavity (16) is communicated with the lower outlet (12) through a second liquid flow channel (19);

the valve core (2) is accommodated in the rear cavity (16) and can rotate in the circumferential direction, and is used for sealing the rear outlet end of the first liquid flow channel (18) and/or the rear outlet end of the second liquid flow channel (19) after rotating;

the front end of the handle component (3) is connected with the valve core (2) and is used for driving the valve core (2) to rotate in the circumferential direction.

2. The control valve assembly as recited in claim 1, characterized in that the spool (2) comprises a valve plate having an overall disk-shaped configuration, and the valve plate has an opening configuration extending therethrough.

3. The control valve assembly according to claim 2, wherein the handle assembly (3) comprises a rotating handle (32), a connecting column (31) connected to the front end of the rotating handle (32), and the front end of the connecting column (31) is connected to the rear end face of the valve plate.

4. The control valve assembly according to claim 3, wherein the connecting column (31) has at least two protruding clamping posts on the front end surface, the valve plate has an equal number of slots on the rear end surface, and the connecting column (31) is clamped with the valve plate via the clamping posts and the slots.

5. The control valve assembly according to claim 3 or 4, wherein the interior of the valve body (1) is divided into the front chamber (15) and the rear chamber (16) by a partition plate (17), and the partition plate (17) is provided with a first port as a rear outlet port of the first flow passage (18) and a second port as a rear outlet port of the second flow passage (19).

6. The control valve assembly according to claim 5, further comprising a sealing assembly (4) disposed inside the rear cavity (16), wherein a front end surface of the sealing assembly (4) is clamped to a rear side surface of the partition plate (17), two passages respectively communicating the first duct and the second duct are formed in the sealing assembly (4) in a front-rear penetrating manner, and a front end surface of the valve plate is closely attached to a rear end surface of the sealing assembly (4).

7. The control valve assembly according to claim 6, wherein the sealing assembly (4) comprises a first sealing ring (41), a second sealing ring (42) and a sleeve (43) which are combined into a whole from front to back, two channels are respectively formed in the first sealing ring (41) and the second sealing ring (42), the valve plate is tightly attached to the rear side surface of the second sealing ring (42) and is located in the sleeve (43), the rear end of the connecting column (31) penetrates through the sleeve (43) and is connected with the rotating handle (32), and a plurality of notches are formed in the outer peripheral wall of the sleeve (43) in a penetrating manner.

8. The control valve assembly as recited in claim 7, wherein the protrusion extending forward from the front end surface of the first sealing ring (41) is formed with two convex posts, and the rear side surface of the partition plate (17) is concavely formed with an equal number of grooves opposite to the convex posts.

9. The control valve assembly as recited in claim 7, further comprising a sealing sleeve (5), wherein the sealing sleeve (5) is sleeved on the outer circumference of the rear end of the sleeve (43), an external thread is annularly arranged on the outer circumference of the sealing sleeve (5), an internal thread is arranged on the inner circumferential wall of the rear cavity (16), and the sealing sleeve (5) is screwed in the rear cavity (16) through the internal thread and the external thread which are matched with each other.

10. An installation-free electric heating faucet is characterized in that the faucet comprises an electric heater (6) and a control valve assembly as claimed in any one of claims 1 to 9, a front outlet (13) of a valve body (1) of the control valve assembly is connected with a water inlet end of the electric heater (6), an upper outlet (11) is connected with an external water inlet pipe (7), a lower outlet (12) is connected with a cold water outlet pipe (8), and the electric heater (6) is provided with a hot water outlet (9).