CN217030064U

CN217030064U - Cold and hot water tap

Info

Publication number: CN217030064U
Application number: CN202220554475.5U
Authority: CN
Inventors: 李文汉
Original assignee: Dongguan Benli Plastic Products Co ltd
Current assignee: Dongguan Benli Plastic Products Co ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-07-22
Anticipated expiration: 2032-03-14

Abstract

The utility model relates to the technical field of taps, in particular to a cold and hot water tap, which comprises a cold and hot water mixer, a hot water valve, a cold water valve, a hot water screwing piece, a cold water screwing piece, a hot water connecting piece and a cold water connecting piece, wherein the cold and hot water mixer is provided with a hot water inlet, a cold water inlet and a mixed water outlet, the water outlet end of the hot water valve is communicated with the hot water inlet, the water outlet end of the cold water valve is communicated with the cold water inlet, the hot water valve is provided with a hot water valve core, the hot water screwing piece comprises a first fixing part and a first rotating part rotatably connected with the first fixing part, the first rotating part and the hot water valve core are respectively connected with the hot water connecting piece, the cold water valve is provided with a cold water valve core, the cold water screwing piece comprises a second fixing part and a second rotating part rotatably connected with the second fixing part, and the second rotating part and the cold water valve core are respectively connected with the cold water connecting piece. The utility model can ensure that the water accumulation on the table surface can not be caused even if the valve core is damaged.

Description

Cold and hot water tap

Technical Field

The utility model relates to the technical field of faucets, in particular to a cold and hot water faucet.

Background

Many hot and cold water faucets are currently available on the market to allow the user to control the outlet temperature of the faucet. The essence of the cold and hot water faucet is that a user can control the opening degree of a hot water/cold water inlet by screwing a valve core of a valve, so as to control the mixing ratio of hot water and cold water. Therefore, the valve core with the handle is arranged on the table surface of the hand basin so as to facilitate the knob of a user in the cold and hot water faucets in the market. As the valve core is a component directly contacting water, once the valve core is damaged, water leakage can occur, a large amount of water is accumulated on the table surface of the hand basin, and clothes of a user are wetted, so that the use of the conventional cold and hot water faucet is greatly influenced after the valve core is damaged.

Disclosure of Invention

The utility model provides a cold and hot water faucet which can not cause water accumulation on a table top even if a valve core is damaged, aiming at the problems in the prior art.

The utility model adopts the following technical scheme: a cold and hot water faucet comprises a cold and hot water mixer, a hot water valve, a cold water valve, a hot water screwing piece, a cold water screwing piece, a hot water connecting piece and a cold water connecting piece, wherein the cold and hot water mixer is provided with a hot water inlet, a cold water inlet and a mixed water outlet, the water outlet end of the hot water valve is communicated with the hot water inlet, the water outlet end of the cold water valve is communicated with the cold water inlet, the hot water valve is provided with a hot water valve core, the hot water screwing piece comprises a first fixing part and a first rotating part rotationally connected with the first fixing part, the first rotating part and the hot water valve core are respectively connected with the hot water connecting piece, the first rotating part drives the hot water valve core to rotate through the hot water connecting piece, the cold water valve is provided with a cold water valve core, the cold water screwing piece comprises a second fixing part and a second rotating part rotationally connected with the second fixing part, the second rotating part and the cold water valve core are respectively connected with a cold water connecting piece, and the second rotating part drives the cold water valve core to rotate through the cold water connecting piece.

Preferably, the hot water connecting piece is a hose or a universal flexible shaft; the cold water connecting piece is a hose or a universal flexible shaft.

Preferably, the hose is made of a non-elastic material.

Preferably, the cold and hot water faucet further comprises a faucet piece and a water outlet pipe, and a mixed water outlet of the cold and hot water mixer is communicated with the water inlet end of the faucet piece through the water outlet pipe.

Preferably, the water outlet pipe is a hose.

Preferably, the cold and hot water faucet further comprises a connector, one end of the connector is detachably connected with the water inlet end of the water outlet pipe, and the other end of the connector is detachably connected with the mixed water outlet.

Preferably, the hot and cold water faucet further includes a hot water check valve and a cold water check valve both disposed inside the hot and cold water mixer, the hot water inlet is communicated with the mixed water outlet through the hot water check valve, and the cold water inlet is communicated with the mixed water outlet through the cold water check valve.

Preferably, the first fixing portion is provided with a first through hole through which the hot water connector passes, and the second fixing portion is provided with a second through hole through which the cold water connector passes.

Preferably, the hot water connecting piece is detachably connected with the hot water valve core; the cold water connecting piece is detachably connected with the cold water valve core.

Preferably, the hot water connecting piece is provided with a hot water connecting sleeve, the hot water connecting sleeve is provided with a hot water connecting hole for the hot water valve core to extend into, the inner wall of the hot water connecting hole is provided with a hot water connecting groove, and the periphery of the hot water valve core is provided with a hot water clamping block extending into the hot water connecting groove; the cold water connecting piece is provided with a cold water connecting sleeve, the cold water connecting sleeve is provided with a cold water connecting hole for the cold water valve core to extend into, the inner wall of the cold water connecting hole is provided with a cold water connecting groove, and the periphery of the cold water valve core is provided with a cold water clamping block extending into the cold water connecting groove

The utility model has the beneficial effects that: the distance between the hot water screwing piece and the hot water valve core and the distance between the cold water screwing piece and the cold water valve core are screwed by prolonging the hot water connecting piece and the cold water connecting piece, so that the hot water valve core and the cold water valve core can be arranged below the table top of the hand basin, and the table top accumulated water cannot be caused even if the valve cores are damaged.

Drawings

FIG. 1 is a perspective block diagram of some embodiments of the present invention.

Fig. 2 is a sectional view taken along the direction D-D' of fig. 1.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a perspective view of another embodiment of the present invention.

Fig. 5 is an enlarged schematic view of a portion B in fig. 4.

Fig. 6 is an enlarged schematic view of portion C of fig. 4.

Fig. 7 is a perspective view of alternate embodiments of the present invention.

Fig. 8 is a sectional view taken along the direction E-E' in fig. 7.

The reference signs are: 1. a cold and hot water mixer; 11. a hot water inlet; 12. a cold water inlet; 13. a mixed water outlet; 14. a hot water check valve; 15. a cold water check valve; 16. a fixing member; 2. a hot water valve; 21. a hot water valve core; 22. a hot water clamping block; 3. a cold water valve; 31. a cold water valve core; 32. a cold water fixture block; 4. a hot water screw; 41. a first fixed part; 411. a first through hole; 42. a first rotating section; 5. a cold water screw; 51. a second fixed part; 511. a second through hole; 52. a second rotating section; 6. a hot water connection; 61. a hot water connecting sleeve; 62. connecting a trough with hot water; 63. a hot water connection hole; 7. a cold water connection; 71. a cold water connecting sleeve; 72. a cold water connecting hole; 73. a cold water connecting trough; 8. a faucet member; 81. an external thread; 82. a limiting block; 9. a water outlet pipe; 91. a connector; 92. a fastening ring; 921. a first internal thread; 922. an elastic pad; 93. a second internal thread.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention is described in detail below with reference to the attached drawings.

The utility model provides a cold and hot water tap, includes that cold and hot water blender 1, hot water valve 2, cold water valve 3, hot water revolve to twist 4, cold water and revolve and twist 5, hot water connecting piece 6 and cold water connecting piece 7, cold and hot water blender 1 is equipped with hot water entry 11, cold water entry 12 and mixed water export 13, the play water end of hot water valve 2 with hot water entry 11 intercommunication, the play water end of cold water valve 3 with cold water entry 12 intercommunication, hot water valve 2 is equipped with hot water case 21, hot water revolves to twist 4 and includes first fixed part 41 and rotates the first rotating part 42 of being connected with first fixed part 41, first rotating part 42 and hot water case 21 is connected with hot water connecting piece 6 respectively, first rotating part 42 drives hot water case 21 through hot water connecting piece 6 and rotates, cold water valve 3 is equipped with cold water case 31, cold water part 5 includes second fixed part 51 and revolves the second of revolving and being connected with second fixed part 51 rotation and revolves The rotating portion 52, the second rotating portion 52 and the cold water valve core 31 are respectively connected to the cold water connector 7, and the second rotating portion 52 drives the cold water valve core 31 to rotate through the cold water connector 7.

When the cold and hot water faucet in the above embodiment is installed, the hot water screwing piece 4 and the cold water screwing piece 5 are installed on a table top, and the hot water connecting piece 6 and the cold water connecting piece 7 are respectively connected with the hot water valve core 21 of the hot water valve 2 and the cold water valve core 31 of the cold water valve 3 after penetrating through the through hole of the table top. Taking the process of using hot water as an example: when a user needs to use water or close the water, the hot water screwing piece 4 screwed on the table board of the hand washing basin transmits the hot water screwing piece 4 to the hot water valve core 21 through the hot water connecting piece 6, so that the hot water valve core 21 also rotates, and the opening degree of the hot water valve 2 is changed. Similarly, when cold water is needed, the cold water screwing piece 5 is screwed on the table top of the hand washing basin; when the water temperature needs to be regulated, the hot water screwing piece 4 and the cold water screwing piece 5 are screwed. Wherein, the hot water valve 2 and the cold water valve 3 are both valves commonly used in the prior art, and are not described herein again.

In some embodiments, in order to enable the hot and cold screws 4, 5 to be fitted to table top perforations in different positions, i.e. to enable the relative positions between the hot screw 4, the cold screw 5, the hot water valve 2 and the cold water valve 3 to be adjusted, the hot water connection 6 is a hose or universal flexible shaft; the cold water connecting piece 7 is a hose or a universal flexible shaft. In order to prevent excessive circumferential deformation of the hot and

cold water connections

6, 7 during screwing, which would require the user to screw long to apply force to the hot or

cold water cartridge

21, 31, the hose is preferably made of a non-elastic material. The hose may in particular be a metal hose or a bellows made of rigid plastic. The flexible pipe is specifically a bendable pipe.

Specifically, the cold and hot water faucet further comprises a faucet member 8 and a water outlet pipe 9, and a mixed water outlet 13 of the cold and hot water mixer 1 is communicated with a water inlet end of the faucet member 8 through the water outlet pipe 9. In some embodiments, the outlet pipe 9 is a hose, so that the mounting position of the faucet member 8 can be adjusted. The hose is specifically a flexible and deformable tube.

In order to facilitate the user to connect outlet pipe 9 and cold and hot water blender 1 fast, cold and hot tap still includes connector 91, the one end of connector 91 with the connection can be dismantled to the end of intaking of outlet pipe 9, the other end of connector 91 with the connection can be dismantled to mixed water export 13. In some embodiments, as shown in fig. 1 and 2, the connection head 91 is of a resilient structure. When the cold and hot water mixer is installed, a user can connect the water outlet pipe 9 and the cold and hot water mixer 1 by plugging. In other embodiments, as shown in fig. 7 and 8, the connector 91 is connected to the water inlet end of the water outlet pipe 9 and the mixed water outlet 13 by screwing.

In some embodiments, the hot and cold water faucet further includes a fastening ring 92, the outer periphery of the faucet member 8 is provided with an external thread 81 and a limiting block 82, the external thread 81 and the limiting block 82 are sequentially arranged along the direction of water flow in the faucet member 8, the inner wall of the fastening ring 92 is provided with a first internal thread 921 for screwing with the external thread 81, and the inner wall of the water outlet pipe 9 is provided with a second internal thread 93 for screwing with the external thread 81. When the faucet member 8 is installed, the part of the faucet member 8 with the external thread 81 passes through the through hole of the table top of the hand basin, and the limiting block 82 is abutted against the table top. After the fastening member is screwed to the external thread 81, the fastening ring 92 and the stopper 82 clamp the table-board, so that the faucet member 8 is fixed. Then, the water outlet pipe 9 is screwed with the faucet member 8, so that not only is the conduction between the water outlet pipe 9 and the faucet member 8 realized, but also the fastening ring 92 is further reinforced to prevent the fastening ring 92 from loosening. Further, an elastic pad 922 is disposed at one end of the fastening ring 92 close to the limiting block 82. The hand basin is prevented from being scraped by the fastening piece.

In some embodiments, in order to ensure that the hot water valve 2 is broken and the cold water valve 3 is broken and the hot water can be normally discharged, the hot and cold faucet further includes a hot water check valve 14 and a cold water check valve 15 both disposed inside the hot and cold water mixer 1, the hot water inlet 11 is communicated with the mixed water outlet 13 through the hot water check valve 14, and the cold water inlet 12 is communicated with the mixed water outlet 13 through the cold water check valve 15. Water can only flow from the hot water inlet 11 to the mixed water outlet 13 in a single direction or from the cold water inlet 12 to the mixed water outlet 13 in a single direction, so that cold water does not flow from the hot water valve 2 after the hot water valve 2 is damaged, and hot water does not flow from the cold water valve 3 after the cold water valve 3 is damaged.

Further, the hot and cold water faucet further comprises a fixing member 16, and the hot and cold water mixer 1 is detachably connected to the fixing member 16. When the hot and cold water mixer is installed, the fixing member 16 is fixed to a wall by screws or glue, and then the hot and cold water mixer 1 is connected to the fixing member 16. Thereby facilitating the disassembly and the overhaul of the hot and cold water mixer 1. Specifically, the hot and cold water mixer 1 is engaged with the fixing member 16.

In some embodiments, the first fixing portion 41 is provided with a first through hole 411 through which the hot water connection 6 passes, and the second fixing portion 51 is provided with a second through hole 511 through which the cold water connection 7 passes. Thereby enabling the hot water connection member 6 to be stably connected to the rotation axis of the first rotation portion 42 and enabling the cold water connection member 7 to be stably connected to the rotation axis of the second rotation portion 52.

In some embodiments, the hot water connector 6 is detachably connected to the hot water cartridge 21; the cold water connector 7 is detachably connected with the cold water valve core 31. Thereby facilitating installation and maintenance by a user.

Further, the hot water connecting piece 6 is provided with a hot water connecting sleeve 61, the hot water connecting sleeve 61 is provided with a hot water connecting hole 63 into which the hot water valve core 21 extends, the inner wall of the hot water connecting hole 63 is provided with a hot water connecting groove 62, and the periphery of the hot water valve core 21 is provided with a hot water clamping block 22 extending into the hot water connecting groove 62; the cold water connecting piece 7 is provided with a cold water connecting sleeve 71, the cold water connecting sleeve 71 is provided with a cold water connecting hole 72 for the cold water valve core 31 to extend into, the inner wall of the cold water connecting hole 72 is provided with a cold water connecting groove 73, and the periphery of the cold water valve core 31 is provided with a cold water clamping block 32 extending into the cold water connecting groove 73. Thereby preventing slippage between the hot water connection sleeve 61 and the hot water spool 21 and between the cold water connection sleeve 71 and the cold water spool 31.

Although the present invention has been described with reference to the above preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A hot and cold water faucet, comprising: including cold and hot water mixer, hot water valve, cold water valve, hot water revolve to twist piece, cold water and twist piece, hot water connecting piece and cold water connecting piece, cold and hot water mixer is equipped with hot water entry, cold water entry and mixed water export, the play water end of hot water valve with hot water entry intercommunication, the play water end of cold water valve with cold water entry intercommunication, the hot water valve is equipped with the hot water case, the hot water is twisted the piece and is included first fixed part and rotate the first rotating part of being connected with first fixed part soon, first rotating part and hot water case are connected with the hot water connecting piece respectively, first rotating part passes through the hot water connecting piece and drives the hot water case and rotate, the cold water valve is equipped with the cold water case, the cold water is twisted the piece and is revolved the second rotating part that the piece includes the second fixed part and rotate to be connected with the second fixed part, second rotating part and cold water case are connected with the cold water connecting piece respectively, the second rotating part drives the cold water valve core to rotate through the cold water connecting piece.

2. A hot and cold water faucet as claimed in claim 1, wherein: the hot water connecting piece is a hose or a universal flexible shaft; the cold water connecting piece is a hose or a universal flexible shaft.

3. A hot and cold water faucet as set forth in claim 2, wherein: the hose is made of a non-elastic material.

4. A hot and cold water faucet as set forth in claim 1, wherein: the cold and hot water faucet further comprises a faucet piece and a water outlet pipe, and a mixed water outlet of the cold and hot water mixer is communicated with the water inlet end of the faucet piece through the water outlet pipe.

5. A hot and cold water faucet according to claim 4, wherein: the water outlet pipe is a hose.

6. A hot and cold water faucet as claimed in claim 4, wherein: the cold and hot water tap still includes the connector, the one end of connector with the connection can be dismantled to the end of intaking of outlet pipe, the other end of connector with the mixed water export can be dismantled and be connected.

7. A hot and cold water faucet as set forth in claim 1, wherein: the cold and hot water faucet further comprises a hot water one-way valve and a cold water one-way valve which are arranged inside the cold and hot water mixer, the hot water inlet is communicated with the mixed water outlet through the hot water one-way valve, and the cold water inlet is communicated with the mixed water outlet through the cold water one-way valve.

8. A hot and cold water faucet as set forth in claim 1, wherein: the first fixing part is provided with a first through hole for the hot water connecting piece to pass through, and the second fixing part is provided with a second through hole for the cold water connecting piece to pass through.

9. A hot and cold water faucet as set forth in claim 1, wherein: the hot water connecting piece is detachably connected with the hot water valve core; the cold water connecting piece is detachably connected with the cold water valve core.

10. A hot and cold water faucet according to claim 9, wherein: the hot water connecting piece is provided with a hot water connecting sleeve, the hot water connecting sleeve is provided with a hot water connecting hole for the hot water valve core to extend into, the inner wall of the hot water connecting hole is provided with a hot water connecting groove, and the periphery of the hot water valve core is provided with a hot water clamping block extending into the hot water connecting groove; the cold water connecting piece is provided with a cold water connecting sleeve, the cold water connecting sleeve is provided with a cold water connecting hole for the cold water valve core to extend into, the inner wall of the cold water connecting hole is provided with a cold water connecting groove, and the periphery of the cold water valve core is provided with a cold water clamping block extending into the cold water connecting groove.