CN111006038A

CN111006038A - Double-handle faucet

Info

Publication number: CN111006038A
Application number: CN202010005714.7A
Authority: CN
Inventors: 张信贵; 林谋拥; 闫喜梁; 陈奕辉
Original assignee: Xiamen Forbetter Sanitary Ware Co Ltd
Current assignee: Xiamen Forbetter Sanitary Ware Co Ltd
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-04-14

Abstract

The invention discloses a double-handle faucet, which comprises a faucet main body, a shell and a base, wherein the shell is arranged on the faucet main body; the tap main body comprises two valve cores, a three-way joint, a water outlet piece and a water inlet connecting pipe, wherein the water outlet piece is provided with a water inlet and a water outlet; the valve core comprises a valve shell, a valve main body, a valve seat and a sealing gasket; the valve seat extends out of the shell and is connected with a water inlet connecting pipe; according to the invention, the water inlet connecting pipe is directly arranged on the valve core, so that the assembly of the double-handle faucet can be completed in the production stage, after a user purchases the double-handle faucet, the double-handle faucet can be installed on a table board only through the base, and then the two water inlet connecting pipes are respectively connected to the cold water supply end and the hot water supply end, so that the installation of the double-handle faucet can be completed.

Description

Double-handle faucet

Technical Field

The invention relates to the technical field of faucets, in particular to a double-handle faucet.

Background

The double-handle faucet can be connected to the cold water supply end and the hot water supply end respectively and used for independently controlling the water inflow of cold water and hot water and further controlling the water outflow and the water temperature of the double-handle faucet, and has the advantages of convenience in operation and stable water temperature.

At present, the two tap of selling on the market generally controls the water yield through the valve body and install the case in the valve body, and after the user of service buys two tap, not only need with case seal installation in the valve body, still need be connected to the water supply end with the end seal of intaking of valve body, its installation degree of difficulty is big, the leakproofness requires highly, to ordinary installer, has the inconvenient defect of installation, and, when the installation is not in place, the leakproofness is not conform to the requirement, the problem of leaking appears easily.

In view of the above, the present inventors have made extensive studies and research on various defects and inconveniences caused by the incomplete structural design of the above-mentioned double-handle faucet.

Disclosure of Invention

The invention aims to provide a double-handle faucet which is convenient to install and can prevent water leakage.

In order to achieve the above purpose, the solution of the invention is:

a double-handle faucet comprises a faucet main body, a shell and a base; the faucet main body and the shell are fixed on the base; the tap body is also fitted within the housing; the tap main body comprises two valve cores, a three-way joint, a water outlet piece and a water inlet connecting pipe, wherein the water outlet piece is provided with a water inlet and a water outlet; the valve core comprises a valve shell, a valve main body, a valve seat and a sealing gasket; the valve shell is provided with an installation cavity and a water outlet end communicated with the installation cavity; the valve main body is hermetically matched in the mounting cavity and is provided with a water through hole with adjustable opening range; the valve seat is arranged at the lower end of the mounting cavity, the valve body is tightly pressed and fixed in the mounting cavity through the valve seat by the sealing washer, the valve seat is communicated to the water outlet end through the water through hole, and the valve seat extends out of the shell and then is connected with the water inlet connecting pipe; the water outlet ends of the two valve cores and the water inlet of the water outlet piece are connected to the tee joint.

The upper end of the installation cavity is provided with an annular boss, the valve seat is movably clamped at the lower end of the installation cavity, and the valve core main body is tightly pressed and fixed on the lower end face of the annular boss.

The valve core further comprises a first plug pin piece, a first plug pin hole communicated to the installation cavity is formed in the side wall of the valve shell, a first plug pin groove is formed in the outer wall of the valve seat, and one end of the first plug pin piece extends into the first plug pin hole and then is inserted into the first plug pin groove.

The tap main body also comprises a screw joint provided with internal threads; the screwed joint is installed at the other end of the water inlet connecting pipe, and the water inlet connecting pipe is screwed to the water supply angle valve through the screwed joint in a sealing manner.

The tap main part still includes the connecting piece, the connecting pipe of intaking passes through connecting piece sealing connection to disk seat.

The valve core further comprises a second plug pin piece, a second plug pin hole is formed in the side wall of the valve seat, a second plug pin groove is formed in the outer wall of the connecting piece, and one end of the second plug pin piece extends into the second plug pin hole and then is inserted into the second plug pin groove.

The first bolt piece and the second bolt piece are both composed of two pin rods and a connecting rod, and the two pin rods are fixedly connected through the connecting rod.

The water outlet end is provided with a clamping part and a first sealing ring, and the tee joint is provided with a clamping groove part; the water outlet end is inserted in the three-way connector, movably clamped in the clamping groove part through the clamping part and hermetically matched with the three-way connector through the first sealing ring.

The water outlet piece is also provided with a joint pipe and a second sealing ring; one end of the joint pipe is connected to the water inlet, and the other end of the joint pipe is inserted into the three-way joint and is in sealing fit with the three-way joint through a second sealing ring.

The water outlet piece is further provided with a clamping pressing piece, the joint pipe is provided with a clamping pressing groove, the inner wall of the shell is provided with a pressing part, the clamping pressing piece is movably clamped in the clamping pressing groove, and the pressing part presses the clamping pressing piece.

After the scheme is adopted, the water inlet connecting pipe is directly arranged on the valve core, and the assembly of the double-handle faucet can be completed in the production stage, so that after a user purchases the double-handle faucet, the double-handle faucet can be installed on a table board only through the base, and then the two water inlet connecting pipes are respectively connected to the cold water supply end and the hot water supply end, so that the installation of the double-handle faucet can be completed.

In addition, the water passing faucet body is matched in the shell and is made of plastics and ceramic materials, so that heavy metal can be prevented from being separated out to pollute water, and the water using safety of people is improved; in addition, the shell and the handle which are independently arranged do not contact with water flow, the limited degree on the design and material selection is small, the design can be diversified, and furthermore, the faucet main body can be adapted to various different shells and handles, and the universality is high.

In addition, the valve shell is provided with the annular boss at the upper end of the installation cavity, and the valve seat is movably clamped at the lower end of the installation cavity, when in installation, the valve body and the sealing washer are only required to be plugged into the installation cavity firstly, and then the valve seat is clamped at the lower end of the installation cavity, so that the valve body is pressed and fixed on the lower end face of the annular boss through the sealing washer by the valve seat, the installation of the valve core can be completed, and the double-handle faucet has the advantage of convenience in installation; and in the installation, only have joint, roof pressure cooperation between the part, need not twist the operation of twisting the fastening, prevent to lead to the fact wearing and tearing between the component part, its joint strength is high, the leakproofness is good, when the water under high pressure passes through, can avoid two taps to leak.

Drawings

FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is a cross-sectional view of a preferred embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is an enlarged view of a portion of FIG. 2 at B;

FIG. 6 is a partially exploded view of the preferred embodiment of the present invention.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.

Referring to fig. 1 to 6, a preferred embodiment of a dual-handle faucet of the present invention includes a faucet body 100, a housing 200, a handle 300, and a base 400; the faucet body 100 and the housing 200 are both secured to the base 400; the main faucet body 100 is also fitted into the housing 200 and extends out of the housing 200 to be connected to the handle 300; the tap body 100 comprises two valve cores 101, a three-way joint 102, a water outlet piece 103 provided with a water inlet 1031 and a water outlet 1032, and a water inlet connecting pipe 104; the valve core 101 comprises a valve casing 1, a valve main body 2, a valve seat 3 and a sealing gasket 4; the valve shell 1 is provided with an installation cavity 11 and a water outlet end 12 communicated with the installation cavity 11; the valve main body 2 is hermetically matched in the installation cavity 11 and is provided with a water through hole 21 with adjustable opening amplitude and an operation end 22 extending out of the installation cavity 11; the valve seat 3 is arranged at the lower end of the mounting cavity 11, the valve body 2 is tightly pressed and fixed in the mounting cavity 11 through the sealing washer 4, and is communicated to the water outlet end 12 through the water through hole 21; the water outlet ends 12 of the two valve cores 101 and the water inlet 1031 of the water outlet part 103 are connected to the three-way joint 102; the valve seat 3, the operation end 22 and the water outlet 1032 of the water outlet member 103 extend out of the housing 200, wherein the valve seat 3 extends out of the housing 200 and is connected with the water inlet connecting pipe 104, and the operation end 22 extends out of the housing 200 and is connected with the handle 300.

During assembly, the valve body 2 and the sealing washer 4 are plugged into the mounting cavity 11, wherein the valve body 2 is hermetically assembled in the mounting cavity 11, and the operating end 22 on the valve body 2 extends out of the mounting cavity 11; then, the valve seat 3 is installed at the lower end of the installation cavity 11, and meanwhile, the valve body 2 is pressed and fixed in the installation cavity 11 through the valve seat 3 through the sealing washer 4, so that the installation of the valve core 101 can be completed; then, the water outlet ends 12 of the two valve cores 101 and the water inlet 1031 of the water outlet member 103 are installed on the three-way joint 102, and the water inlet connecting pipe 104 is installed on the valve seat 3 to complete the installation of the faucet main body 100; thereafter, the housing 200 and the main faucet body 100 fitted in the housing 200 are mounted on the base 400, and the handle 300 is mounted on the operating end 22 protruding out of the housing 200 to complete the assembly of the double-handle faucet.

The assembly of the double-handle faucet can be completed in the production stage, and after a user purchases the double-handle faucet, the double-handle faucet can be installed on a table board through the base 400, and then the two water inlet connecting pipes 104 are respectively connected to the cold water supply end and the hot water supply end, so that the installation of the double-handle faucet can be completed for the user to use.

During the use, the operating end 22 is operated through the handle 300 by the user for opening the water hole 21 on the valve main body 2, and the opening range of the water hole 21 is controlled, so that water flows from the water supply end, flows in through the water inlet connecting pipe 104 and the valve seat 3, flows through the water hole 21 according to a certain flow rate, and flows out from the water outlet end 12, the water flows flowing out from the water outlet ends 12 of the two valve cores 101 are mixed in the three-way joint 102 to form mixed water, the two valve cores 101 can independently control the water inflow of cold water and hot water, and further control the water amount and the water temperature of the mixed water, and then the mixed water flows in from the water inlet 1031 of the water outlet member 103, and flows out from the water outlet 1032, so as to be used.

The key point of the invention is that the assembly of the double-handle faucet can be completed in the production stage by directly installing the water inlet connecting pipe 104 on the valve core 101, so that after a user purchases the double-handle faucet, the double-handle faucet can be installed on a table board only by installing the double-handle faucet on the base 400, and then the two water inlet connecting pipes 104 are respectively connected to the cold water supply end and the hot water supply end, so that the installation of the double-handle faucet can be completed.

In addition, the water tap main body 100 is matched in the shell 200, is made of plastics and ceramic materials, can avoid heavy metal precipitation to pollute water quality, and improves the water safety of people; in addition, the housing 200 and the handle 300, which are independently installed, do not contact water flow, are less restricted in design and material selection, and can be variously designed, and further, the faucet body 100 of the present invention can be adapted to various different housings 200 and handles 300, and has high compatibility.

The upper end of the installation cavity 11 is provided with an annular boss 111, the valve seat 3 is movably clamped at the lower end of the installation cavity 11, and the valve core main body 2 is tightly pressed and fixed on the lower end face of the annular boss 111. According to the valve shell 1, the annular boss 111 is arranged at the upper end of the installation cavity 11, the valve seat 3 is movably clamped at the lower end of the installation cavity 11, and during installation, the valve body 2 and the sealing washer 4 are only required to be plugged into the installation cavity 11, then the valve seat 3 is clamped at the lower end of the installation cavity 11, so that the valve body 2 is pressed and fixed on the lower end face of the annular boss 111 through the sealing washer 4 by the valve seat 3, the valve core 101 can be installed, and the double-handle faucet has the advantage of convenience in installation; and in the installation, only have joint, roof pressure cooperation between the part, need not twist the operation of twisting the fastening, prevent to lead to the fact wearing and tearing between the component part, its joint strength is high, the leakproofness is good, when the water under high pressure passes through, can avoid two taps to leak.

The valve core 101 further comprises a first plug pin piece 5, a first plug pin hole 13 communicated to the installation cavity 11 is formed in the side wall of the valve casing 1, a first plug pin groove 31 is formed in the outer wall of the valve seat 3, and one end of the first plug pin piece 5 extends into the first plug pin hole 13 and then is inserted into the first plug pin groove 31. During the installation, only need fill in valve seat 3 in the installation cavity 11 of valve casing 1 to keep first bolt hole 13 to align with first bolt groove 31 and coincide, then insert first bolt spare 5 through first bolt hole 13 on the valve casing 1 installation cavity 11 of valve casing 1, and insert and establish in the first bolt groove 31 of valve seat 3, be used for blocking solid valve seat 3, can accomplish the installation, it has simple structure, simple to operate's advantage.

The first latch groove 31 surrounds the outer wall of the valve seat 3. During installation, the valve seat 3 can be plugged into the installation cavity 11 of the valve housing 1 while being rotated, and the valve seat 3 can be plugged into the set position of the installation cavity 11 no matter the valve seat is rotated to any angle, namely the first bolt hole 13 and the first bolt groove 31 can be aligned and matched for the first bolt piece 5 to be inserted; the rotary plug has the advantage of labor saving in operation; moreover, the first pin groove 31 is arranged around the outer wall of the valve seat 3 by one circle, so that the first pin hole 13 and the first pin groove 31 do not need to be accurately positioned in the circumferential direction during installation, and further the installation of the valve core 101 is facilitated.

The tap body 100 further comprises a screw joint 7 provided with an internal thread 71; the screw joint 7 is installed at the other end of the water inlet connecting pipe 104, and the water inlet connecting pipe 104 is hermetically screwed to the water supply angle valve through the screw joint 7. Because the existing water supply end is usually a water supply angle valve which is arranged on a wall surface and is provided with an external thread, when the faucet main body 100 is installed, the valve core 101 needs to be communicated to the water supply angle valve, so that the water supply angle valve is provided with the water inlet connecting pipe 104 and the screwed joint 7, and when the faucet main body 100 is installed, an installer can directly connect the other end of the water inlet connecting pipe 104 to the water supply angle valve in a sealing and screwed mode through the screwed joint 7, so that the faucet main body 100 has the advantage of convenience in installation; and, the water inlet connecting pipe 104 is screwed on the water supply angle valve through the screwed joint 7 in a sealing way, so that the connection between the water inlet connecting pipe 104 and the water supply end is firmer and more stable. In use, the valve core 101 is opened through the operation end 22, so that water can flow from the water supply angle valve, through the water inlet connecting pipe 104, the valve seat 3 and the water through hole 21, and flow out from the water outlet end 12 for use of a user.

The main faucet body 100 further includes a connector 8, and the water inlet connection pipe 104 is sealingly connected to the valve seat 3 through the connector 8. During the installation, the connecting pipe 104 of intaking can install on disk seat 3 through connecting piece 8 for the connecting pipe 104 of intaking is connected more firmly, stable with disk seat 3, and the installer need not purchase the installation accessory yet, and then, further makes things convenient for tap main part 100's installation.

The valve core 101 further comprises a second plug pin member 9, a second plug pin hole 32 is formed in the side wall of the valve seat 3, a second plug pin groove 81 is formed in the outer wall of the connecting member 8, and one end of the second plug pin member 9 extends into the second plug pin hole 32 and then is inserted into the second plug pin groove 81. During installation, the connecting piece 8 is only required to be plugged into the valve seat 3, the second bolt hole 32 is kept aligned and matched with the second bolt groove 81, then the second bolt piece 9 is inserted into the second bolt hole 32 in the valve seat 3 and inserted into the second bolt groove 81 of the connecting piece 8 to clamp and fix the connecting piece 8, and the installation can be completed; and in the installation, only have the joint cooperation between the part, need not twist the operation of twisting the fastening, prevent to constitute and lead to the fact wearing and tearing between the part, its joint strength is high, the leakproofness is good, when the water under high pressure passes through, can avoid leaking.

The second latch groove 81 extends around the outer wall of the connecting member 8. During installation, the connecting piece 8 can be plugged into the valve seat 3 while being rotated, and the connecting piece 8 can be plugged into the preset position of the valve seat 3 no matter the connecting piece is rotated to any angle, namely the second plug pin hole 32 and the second plug pin groove 81 can be aligned and matched for the second plug pin piece 9 to be plugged in; the rotary plug has the advantage of labor saving in operation; and through setting up second bolt groove 81 around the outer wall a week of connecting piece 8, during the installation, need not accurate location second bolt hole 32 and second bolt groove 81 in circumference, and then, further make things convenient for the installation of case 101.

The first latch member 5 and the second latch member 9 are both composed of two

pin rods

51, 91 and a connecting

rod

52, 92, and the two

pin rods

51, 91 are fixedly connected through the connecting

rod

52, 92. During installation, the two

pin rods

51 and 91 can be respectively inserted into two sides of the valve seat 3 and the connecting piece 8, the valve seat 3 and the connecting piece 8 are clamped and fixed, and the valve seat 3 and the connecting piece 8 are more firmly and stably installed. Of course, for the convenience of production and for the purpose of installation-free, the two

pins

51, 91 and the connecting

rods

52, 92 are of an integrally formed structure and are U-shaped.

The water outlet end 12 is provided with a clamping part 121 and a first sealing ring 122, and the three-way joint 102 is provided with a clamping groove part 1021; the water outlet end 12 is inserted into the three-way joint 102, movably clamped in the clamping groove portion 1021 through the clamping portion 121, and hermetically matched with the three-way joint 102 through the first sealing ring 122. In this embodiment, the locking groove 1021 is L-shaped. During installation, the clamping portion 121 on the water outlet end 12 is inserted from the short side of the L-shape, and then the water outlet end 12 is rotated, so that the clamping portion 121 on the water outlet end 12 is rotated to the long side of the L-shape, and the water outlet end 12 is clamped with the three-way joint 102. The connecting structure for movably and hermetically clamping the water outlet end 12 and the three-way joint 102 has the advantage of simple structure, does not cause abrasion in the connecting process, has good connecting strength and good sealing property, and can avoid water leakage when high-pressure water passes through.

The water outlet member 103 is further provided with a connector tube 1033 and a second sealing ring 1034; one end of the connector pipe 1033 is connected to the water inlet 1031, and the other end is inserted into the three-way connector 102 and is in sealing fit with the three-way connector 102 through a second sealing ring 1034. The water outlet member 103 further has a pressing piece 1035, the connector 1033 has a pressing groove 1036, the inner wall of the housing 200 has a pressing portion 201, the pressing piece 1035 is movably engaged with the pressing groove 1036, and the pressing portion 201 presses against the pressing piece 1035. The water outlet piece 103 is inserted in the three-way joint 102 in a sealing way through the joint pipe 1033, and the pressing part 201 on the shell 200 is used for pressing the fixing and clamping sheet 1035, so that the joint pipe 1033 is prevented from loosening.

An annular baffle table 14 is arranged on the inner wall of the valve housing 1, an annular protrusion 141 is arranged on the annular baffle table 14, an annular rib 41 is arranged on the outer side wall of the sealing washer 4, and the annular rib 41 abuts against the annular protrusion 141. Because the valve seat 3 needs to press and fix the valve body 2 in the installation cavity 11 through the sealing gasket 4 and the sealing performance in the installation cavity 11 is ensured through the sealing gasket 4, the invention ensures the sealing performance by abutting the annular rib 41 on the annular protrusion 141 through the annular protrusion 141 and the annular rib 41 which are matched with each other.

The foregoing description of specific exemplary embodiments of the invention has been presented for the purposes of illustration and description and is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as may be appropriate to those skilled in the art without departing from the scope of the invention.

Claims

1. A double-handle faucet is characterized in that: the faucet comprises a faucet main body, a shell and a base; the faucet main body and the shell are fixed on the base; the tap body is also fitted within the housing; the tap main body comprises two valve cores, a three-way joint, a water outlet piece and a water inlet connecting pipe, wherein the water outlet piece is provided with a water inlet and a water outlet; the valve core comprises a valve shell, a valve main body, a valve seat and a sealing gasket; the valve shell is provided with an installation cavity and a water outlet end communicated with the installation cavity; the valve main body is hermetically matched in the mounting cavity and is provided with a water through hole with adjustable opening range; the valve seat is arranged at the lower end of the mounting cavity, the valve body is tightly pressed and fixed in the mounting cavity through the valve seat by the sealing washer, the valve seat is communicated to the water outlet end through the water through hole, and the valve seat extends out of the shell and then is connected with the water inlet connecting pipe; the water outlet ends of the two valve cores and the water inlet of the water outlet piece are connected to the tee joint.

2. A dual handle faucet as defined in claim 1, wherein: the upper end of the installation cavity is provided with an annular boss, the valve seat is movably clamped at the lower end of the installation cavity, and the valve core main body is tightly pressed and fixed on the lower end face of the annular boss.

3. A dual handle faucet as defined in claim 2, wherein: the valve core further comprises a first plug pin piece, a first plug pin hole communicated to the installation cavity is formed in the side wall of the valve shell, a first plug pin groove is formed in the outer wall of the valve seat, and one end of the first plug pin piece extends into the first plug pin hole and then is inserted into the first plug pin groove.

4. A dual handle faucet as defined in claim 3, wherein: the tap main body also comprises a screw joint provided with internal threads; the screwed joint is installed at the other end of the water inlet connecting pipe, and the water inlet connecting pipe is screwed to the water supply angle valve through the screwed joint in a sealing manner.

5. A dual handle faucet as defined in claim 3, wherein: the tap main part still includes the connecting piece, the connecting pipe of intaking passes through connecting piece sealing connection to disk seat.

6. A dual handle faucet as defined in claim 5, wherein: the valve core further comprises a second plug pin piece, a second plug pin hole is formed in the side wall of the valve seat, a second plug pin groove is formed in the outer wall of the connecting piece, and one end of the second plug pin piece extends into the second plug pin hole and then is inserted into the second plug pin groove.

7. A dual handle faucet as defined in claim 6, wherein: the first bolt piece and the second bolt piece are both composed of two pin rods and a connecting rod, and the two pin rods are fixedly connected through the connecting rod.

8. A dual handle faucet as defined in claim 1, wherein: the water outlet end is provided with a clamping part and a first sealing ring, and the tee joint is provided with a clamping groove part; the water outlet end is inserted in the three-way connector, movably clamped in the clamping groove part through the clamping part and hermetically matched with the three-way connector through the first sealing ring.

9. A dual handle faucet as defined in claim 1, wherein: the water outlet piece is also provided with a joint pipe and a second sealing ring; one end of the joint pipe is connected to the water inlet, and the other end of the joint pipe is inserted into the three-way joint and is in sealing fit with the three-way joint through a second sealing ring.

10. A dual handle faucet as defined in claim 9, wherein: the water outlet piece is further provided with a clamping pressing piece, the joint pipe is provided with a clamping pressing groove, the inner wall of the shell is provided with a pressing part, the clamping pressing piece is movably clamped in the clamping pressing groove, and the pressing part presses the clamping pressing piece.