CN218118700U - A pull-out faucet - Google Patents

Abstract

The utility model provides a drawing type tap, which comprises a tap body, a control valve group, at least one water supply pipeline, a water outlet hose and a water outlet spray head; the faucet body is hollow and comprises a longitudinal cavity, a mounting valve groove and a communication port positioned between the longitudinal cavity and the mounting valve groove, and the control valve group is suitable for being mounted in the mounting valve groove; the valve core seat is used for being arranged in the mounting valve groove from the opening of the mounting valve groove to form a drawing channel for a water outlet hose to pass through with the longitudinal cavity, the mixed valve core is used for being arranged in the mounting valve cavity of the valve core seat, the handle is linked to control the mixed valve core, and the valve core upper cover is fixedly connected with the inner wall of the mounting valve cavity to fasten the mixed valve core on the mounting valve cavity. By applying the technical scheme, the effect of convenient installation can be realized.

Description

A pull-out faucet

technical field

The utility model relates to a pull-out faucet.

Background technique

Prior art single rocker faucets typically include mixing valves for controlling the flow of hot and cold water. The mixing valve of this type of faucet is usually arranged in the faucet body. Generally, the mixing valve is inserted from the bottom of the faucet body and fixed on the faucet body, and then other components are assembled from the side opening of the faucet. For example, Chinese utility model patent CN207297952U discloses a pull-out faucet, which includes a hollow faucet body, a control valve group that can be installed on the hollow faucet body, and a water supply valve that is connected to the control valve group. Pipeline, a water outlet hose connected to the water supply pipeline for sending out water flow, and a nozzle positioned at the water outlet end of the hollow faucet body for communicating with the water outlet hose; the hollow faucet body is formed There is a longitudinal chamber, an installation valve slot, and a communication port located in the longitudinal chamber and the installation valve slot; the control valve group includes: a right-angle valve block with multiple water inlets, a water outlet and A plurality of connection ports, each of the water inlets and the water outlets is respectively connected to one of the connection ports; the right-angle valve block can enter from the bottom end of the hollow faucet body through the longitudinal chamber, and corresponds to the connection One end of the port can enter the installation valve slot through the communication port, and the installation is cumbersome and not intuitive.

Utility model content

The purpose of the utility model is to overcome the shortcomings in the above-mentioned prior art and provide a pull-out faucet.

In order to solve the above technical problems, the utility model provides a pull-out faucet, which includes a faucet body, a control valve group, at least one water supply pipeline, a water outlet hose and a water outlet nozzle; the faucet body is hollow and includes a longitudinal chamber , the installation valve slot and the communication port between the longitudinal chamber and the installation valve slot, the control valve group is suitable for being installed in the installation valve slot, and the water supply pipeline and the water outlet hose are respectively connected to the control valve group so that the control valve group can control the water flow from the water supply pipeline to lead to the water outlet hose, and the water outlet nozzle is connected to the water outlet hose;

The control valve group includes a valve core seat, a mixing valve core, a handle and a valve core upper cover; the valve core seat includes at least one water inlet and one water outlet, and one end of the water supply pipeline and the water outlet hose are respectively plugged into To the water inlet and the water outlet, a pressure plate is used to fixedly connect the valve core seat and press against and fix one end of the water supply pipeline and the water outlet hose;

The valve core seat is used to be installed into the installation valve slot from the opening of the installation valve slot to form a drawing channel for the water outlet hose to pass between the longitudinal chamber and the mixing valve core is used for loading to the installation valve cavity of the valve core seat to respectively connect the water inlet and the water outlet, the handle is linked to control the mixing valve core, and the upper cover of the valve core is tightly connected to the installation valve cavity The inner wall of the mixing spool is fastened to the installation valve cavity.

In a more preferred embodiment, the valve core seat includes a valve sleeve defining a valve chamber and a pipe connecting portion connected to the bottom of the valve sleeve, the pipe connecting portion includes the water inlet and outlet The radial dimension of the valve sleeve is adapted to the radial dimension of the installation valve slot, and the pipe connection part is located in the axial projection of the valve sleeve; the installation valve slot includes a first An axial positioning step, the outer wall of the valve sleeve includes a second axial positioning step, and the valve core seat can be installed from the opening of the installation valve slot so that the first axial positioning step is aligned with the second shaft abut against the positioning step to limit the axial movement of the valve core seat.

In a more preferred embodiment, the installation valve slot further includes at least one circumferential positioning groove, and the valve sleeve includes at least one circumferential positioning protrusion; when the first axial positioning step and the second When the axial positioning steps abut against each other, the circumferential positioning projections are correspondingly embedded in the circumferential positioning grooves to limit the circumferential rotation of the valve core seat, and one or more connection ports of the pipe connection part face downward layout.

In a more preferred embodiment, the installation valve slot includes two circumferential positioning grooves arranged at an interval of 180 degrees, and the valve sleeve includes two circumferential positioning protrusions arranged at an interval of 180 degrees.

In a more preferred embodiment, the valve sleeve includes a first sleeve section near its bottom and a second sleeve section away from its bottom, the radial dimension of the first sleeve section is smaller than that of the first sleeve section. The radial dimension of the two sleeve sections is such that the second axial positioning step is defined at the junction of the two sleeve sections.

In a more preferred embodiment, the circumferential positioning projection is located on the first sleeve segment and connected to the second axial positioning step.

In a more preferred embodiment, the circumferential positioning projection is at most flush with the second sleeve segment.

In a more preferred embodiment, the gland is fixedly connected to the groove wall of the installation valve groove to fix the valve sleeve between the first axial positioning step and the gland.

In a more preferred embodiment, the faucet body is made of ABS plastic or aluminum alloy.

In a more preferred embodiment, the pressure plate is fixedly connected to the valve core seat by screws.

Compared with the prior art, the technical solution of the utility model has the following beneficial effects:

1. The spool seat can be directly installed from the opening of the installation spool, instead of being installed from the bottom of the longitudinal chamber and installed on the transverse chamber, the installation is more convenient and quick.

2. The first axial positioning step and the second axial positioning step can limit the axial movement of the valve core seat.

3. The cooperation between the circumferential positioning protrusion and the circumferential positioning groove can limit the circumferential rotation of the valve core seat, and the pipe connection part communicates with the inner space of the valve sleeve through one or more passages, so The one or more passages include one or more connection ports defined in the pipe connection portion, and the connection ports are arranged downwards, so that the pipe body protruding from the lower end of the longitudinal chamber can be more conveniently connected to the connection port. mouth.

4. When the faucet body is not suitable as a force-bearing part, the upper cover of the valve core is fixedly connected with the valve sleeve to avoid connection with the faucet body.

5. The water supply pipeline and the water outlet hose are fixedly connected to the valve core seat by means of a pressing plate, which can avoid the problem that the threaded connection is easy to fall off.

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of a pull-out faucet in a preferred embodiment of the present invention;

Fig. 2 is a three-dimensional schematic diagram of a faucet body in a preferred embodiment of the present invention;

Fig. 3 is the three-dimensional schematic view of the valve core seat in the preferred embodiment of the utility model;

Fig. 4 is a schematic cross-sectional view of the connection between the faucet body and the valve core seat in the preferred embodiment of the present invention;

Fig. 5 is an enlarged cross-sectional schematic diagram of the connection between the faucet body and the valve core seat in the preferred embodiment of the present invention;

Fig. 6 is a three-dimensional schematic view of the connection of the valve core seat, the pressure plate, the water supply pipeline and the water outlet hose in the preferred embodiment of the present invention.

detailed description

The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

Referring to Figures 1-6, a pull-out faucet includes a faucet body 1 which is hollow and includes a longitudinal chamber 11 and a transverse chamber 12, the longitudinal chamber 11 Connected to the transverse chamber 12 , at least part of the transverse chamber 12 defines a mounting valve slot 13 connected to the longitudinal chamber 11 through a communication port. The faucet body is made of ABS plastic or aluminum alloy.

The pull-out faucet also includes a control valve group 6, at least one water supply pipeline 71, a water outlet hose 72 and a water outlet nozzle 73; the control valve group 6 is suitable for being installed in the installation valve slot 13, and the water supply The pipeline 71 and the water outlet hose 72 are respectively connected to the control valve group 6 so that the control valve group 6 can control the water flow from the water supply pipeline 71 to lead to the water outlet hose 72, and the water outlet nozzle 73 is connected to the water outlet hose 72 ; the water outlet nozzle 73 is reliably against the faucet body 1 , the water outlet nozzle 73 can be pulled out of the faucet body 1 , and the water outlet hose 72 can move on the faucet body 1 .

The control valve group 6 includes a valve core seat 2, a mixing valve core 5, a handle 61 and a valve core upper cover 4; the valve core seat 2 includes at least a water inlet 221 and a water outlet 222, and the water supply pipeline 71 and one end of the water outlet hose 72 are plugged into the water inlet 221 and the water outlet 222 respectively, and a pressure plate 74 is used to fixedly connect the valve core seat 2 and press against and fix the water supply pipeline 71 and the water outlet hose 72. one end.

The valve core seat 2 is used to fit into the installation valve slot 13 from the opening of the installation valve slot 13 so as to form a drawing channel 75 for the water outlet hose to pass through between the longitudinal chamber 11 and the mixing valve. The core 5 is used to be loaded into the installation valve cavity 215 of the valve core seat 2 to respectively connect the water inlet 221 and the water outlet 222. The pull-out faucet also includes a gland 3, and the gland 3 It is used to fasten the valve core seat 2 in the installation valve slot 13, the handle 61 is linked to control the mixing valve core 5, and the valve core upper cover 4 is tightly connected to the installation valve chamber 215 to fasten the mixing valve core 5 on the installation valve cavity 215 .

In this embodiment, the pressure plate 74 is locked on the valve core seat 2 by means of screw locking, and one end of the water supply pipeline 71 and the water outlet hose 72 includes a corresponding pressing step, and the pressure plate 74 is pressed against the pressed step to realize fixed pressing.

The valve core seat 2 includes a valve sleeve 21 defining a valve cavity and a pipe connecting portion 22 connecting the bottom of the valve sleeve 21, the pipe connecting portion 22 includes the water inlet and the water outlet, the The radial dimension of the valve sleeve 21 is adapted to the radial dimension of the installation valve slot 13, and the pipe connection portion 22 is located in the axial projection of the valve sleeve 21; the installation valve slot 13 includes the first An axial positioning step 131, the outer wall of the valve sleeve 21 includes a second axial positioning step 211, the valve core seat 2 can be installed from the opening of the installation valve slot 13 so that the first axial positioning The positioning step 131 abuts against the second axial positioning step 211 to limit the axial movement of the valve core seat 2 .

During the installation process, the valve core seat 2 is installed from the opening of the installation valve slot 13, at this time, the radial dimension of the valve sleeve 21 is adapted to the radial dimension of the installation valve slot 13 , therefore, the valve sleeve 21 can guide and slide in the installation valve groove 13, and the pipe connecting portion 22 is located in the axial projection of the valve sleeve 21, therefore, the valve core seat 2 can directly Installed from the opening of the installation valve slot 13, no need to be installed from the bottom end of the longitudinal chamber 11 and installed on the transverse chamber 12, the first axial positioning step 131 and the second shaft The axial movement of the valve core seat 2 can be limited by the positioning step 211, and the installation is more convenient and fast.

The installation valve slot 13 also includes at least one circumferential positioning groove 132, and the valve sleeve 21 includes at least one circumferential positioning protrusion 212; when the first axial positioning step 131 and the second axial positioning step 211, the circumferential positioning protrusion 212 is correspondingly embedded in the circumferential positioning groove 132 to limit the circumferential rotation of the valve core seat 2, and the water inlet and water outlet of the pipe connection part 22 face downward. layout.

During the installation process, the cooperation between the circumferential positioning protrusion 212 and the circumferential positioning groove 132 can limit the circumferential rotation of the valve core seat 2, and the pipe connecting portion 22 and the inner space of the valve sleeve 21 pass through One or more passages are communicated, and the one or more passages include one or more connection ports 221 defined in the pipe connection part 22, and the connection ports 221 are arranged downward, so that the lower end of the longitudinal chamber 11 can extend into The pipe body is more conveniently connected to the connecting port 221.

In this embodiment, the installation valve slot 13 includes two circumferential positioning grooves 132 arranged at intervals of 180 degrees, and the valve sleeve 21 includes two circumferential positioning protrusions 212 arranged at intervals of 180 degrees.

The valve sleeve 21 includes a first sleeve section 213 near its bottom and a second sleeve section 214 away from its bottom, the radial dimension of the first sleeve section 213 is smaller than that of the second sleeve section 214 The radial dimension is such that the second axial positioning step 211 is defined at the junction of the two. The circumferential positioning protrusion 212 is located on the first sleeve section 213 and connected to the second axial positioning step 211 . In this embodiment, the circumferential positioning protrusion 212 is at most flush with the second sleeve segment 214 .

The second sleeve section 214 defines the axial projection of the mixing valve core 5 and is adapted to the radial dimension of the installation valve slot 13, and the second axial positioning step 211 is defined at the first At the junction of a sleeve section 213 and the second sleeve section 214, the circumferential positioning projection 212 is at most flush with the second sleeve section 214 so as not to affect the installation of the valve core seat 2,

The gland 3 is fixedly connected to the groove wall of the installation valve groove 13 to fix the valve sleeve 21 between the first axial positioning step 131 and the gland 3 . In this embodiment, the groove wall of the installation valve groove 13 includes internal threads, the outer wall of the gland 3 includes external threads, and the gland 3 and the installation valve groove 13 are connected by threads.

The valve core upper cover 4 is fixedly connected with the inner wall of the valve sleeve 21 to fix the mixing valve core 5 between the valve core upper cover 4 and the valve sleeve 21 . The valve core upper cover 4 is threadedly connected to the inner wall of the valve sleeve 21. When the faucet body 1 is a plastic part, it is not suitable as a force-bearing part and is easily damaged. The valve core upper cover 4 and the inner wall of the valve sleeve 21 The valve sleeves 21 are fixedly connected by threads to avoid connection with the faucet body 1 .

During the installation process, the valve core seat 2 is installed from the opening of the installation valve slot 13, and the first axial positioning step 131 and the second axial positioning step 211 can limit the axis of the valve core seat 2. The circumferential positioning projection 212 and the circumferential positioning groove 132 are matched and connected to limit the circumferential rotation of the valve core seat 2; the gland 3 is fixed to the groove wall of the installation valve groove 13 Connect to fix the valve sleeve 21 between the first axial positioning step 131 and the gland 3; the mixing valve core 5 is loaded into the valve sleeve 21, and the valve core upper cover 4 and the The inner wall of the valve sleeve 21 is fixedly connected so that the mixing valve core 5 can be fixed between the valve core upper cover 4 and the valve sleeve 21 .

The above is only a preferred embodiment of the present utility model, but the design concept of the present utility model is not limited thereto. Anyone familiar with the technical field can use this concept Any insubstantial modification to the utility model is an act of violating the protection scope of the utility model.

Claims (10)

1. A pull-type faucet is characterized by comprising a faucet body, a control valve group, at least one water supply pipeline, a water outlet hose and a water outlet spray head; the faucet body is hollow and comprises a longitudinal cavity, an installation valve groove and a communication port positioned between the longitudinal cavity and the installation valve groove, the control valve group is suitable for being installed in the installation valve groove, the water supply pipeline and the water outlet hose are respectively connected with the control valve group so that the control valve group can control water flow from the water supply pipeline to be guided to the water outlet hose, and the water outlet nozzle is connected with the water outlet hose;

the control valve group comprises a valve core seat, a mixed valve core, a handle and a valve core upper cover; the valve core seat comprises at least one water inlet and one water outlet, one ends of the water supply pipeline and the water outlet hose are respectively inserted into the water inlet and the water outlet, and the pressing plate is used for fixedly connecting the valve core seat and pressing and fixing one ends of the water supply pipeline and the water outlet hose;

the valve core seat is used for being arranged in the mounting valve groove from the opening of the mounting valve groove to form a drawing channel for a water outlet hose to pass through with the longitudinal cavity, the mixing valve core is used for being arranged in the mounting valve cavity of the valve core seat to be respectively communicated with the water inlet and the water outlet, the handle is linked to control the mixing valve core, and the valve core upper cover is fixedly connected with the inner wall of the mounting valve cavity to fasten the mixing valve core on the mounting valve cavity.

2. A pull-out faucet as set forth in claim 1, wherein: the valve core seat comprises a valve sleeve defining a mounting valve cavity and a pipe connecting part connected with the bottom of the valve sleeve, the pipe connecting part comprises the water inlet and the water outlet, the radial size of the valve sleeve is matched with that of the mounting valve groove, and the pipe connecting part is positioned in the axial projection of the valve sleeve; the valve core seat can be arranged in the valve core seat from an opening of the valve installation groove, so that the first axial positioning step is abutted against the second axial positioning step to limit the axial movement of the valve core seat.

3. A pull-out faucet as recited in claim 2, wherein: the mounting valve spool further comprises at least one circumferential positioning groove, and the valve sleeve comprises at least one circumferential positioning lug; when the first axial positioning step is abutted against the second axial positioning step, the circumferential positioning lug is correspondingly embedded into the circumferential positioning groove so as to limit circumferential rotation of the valve core seat, and one or more connecting ports of the pipe connecting part are arranged downwards.

4. A pull-out faucet as set forth in claim 3, wherein: the mounting spool includes two circumferential locating grooves spaced 180 degrees apart and the valve sleeve includes two circumferential locating tabs spaced 180 degrees apart.

5. A pull-out faucet as set forth in claim 3, wherein: the valve sleeve includes a first sleeve section near its base and a second sleeve section remote from its base, the first sleeve section having a radial dimension less than that of the second sleeve section to define the second axial positioning step at the junction of the two.

6. A pull-out faucet as recited in claim 5, wherein: the circumferential positioning lug is positioned on the first sleeve section and connected to the second axial positioning step.

7. A pull-out faucet as set forth in claim 5, wherein: the circumferential positioning lug is at most flush with the second sleeve section.

8. A pull-out faucet as set forth in claim 2, wherein: the drawing type faucet further comprises a gland, the gland is used for fastening the valve core seat in the installation valve groove, and the gland is fixedly connected with the groove wall of the installation valve groove so as to fix the valve sleeve between the first axial positioning step and the gland.

9. A pull-out faucet as set forth in claim 1, wherein: the tap body is made of ABS plastic or aluminum alloy.

10. A pull-push type faucet as set forth in claim 1, wherein: the pressure plate is fixedly connected to the valve core seat through a screw.

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