CN212643650U

CN212643650U - Thermostatic faucet

Info

Publication number: CN212643650U
Application number: CN202020792852.XU
Authority: CN
Inventors: 黄伟根
Original assignee: Heshan Muchuan Sanitary Technology Co ltd
Current assignee: Heshan Muchuan Sanitary Technology Co ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2021-03-02
Anticipated expiration: 2030-05-13

Abstract

The utility model discloses a constant temperature tap, including mixing water assembly, water diversion assembly and leading main part, the water diversion assembly includes cold water supply connector, hot water supply connector, thermostatic cartridge and is used for controlling the constant temperature handle of thermostatic cartridge, and the water diversion assembly includes first water connectors, second water connectors, water knockout drum and is used for control the switching handle of water knockout drum, leading main part include metal casing with install in the inside plastics water course of metal casing. This constant temperature tap's leading main part includes metal casing and plastics water course, adopts the plastics water course can reduce the use amount of metal, plays reduce cost's effect, is formed with cold water branch road of intaking between metal casing inner wall and the plastics water course outer wall simultaneously for the cold water that is located cold water branch road of intaking can keep cooling down to metal casing, prevents that the phenomenon of high temperature from appearing in the metal casing, thereby reduces the hidden danger of taking place to scald because of contacting overheated metal casing, uses safelyr.

Description

Thermostatic faucet

Technical Field

The utility model relates to a tap technical field, in particular to constant temperature tap.

Background

A thermostatic faucet is a faucet that can automatically mix cold water and hot water into warm water of a predetermined temperature, and is widely used because of its high practicality and convenience in use. The material of each type of constant temperature tap on the market at present adopts copper to make basically, and its manufacturing cost is higher on the one hand, and on the other hand is better because the heat conductivity of metal, therefore the hot-water heat leads to the surface temperature of tap higher through the metal transmission, and the user easily touches the tap and takes place to scald because of the health during the use, and the safety in utilization is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a constant temperature tap with low cost and high safety in use.

According to the utility model discloses a constant temperature tap of first aspect embodiment includes: the water mixing assembly comprises a cold water inlet joint, a hot water inlet joint, a thermostatic valve core and a thermostatic handle for controlling the thermostatic valve core, wherein the thermostatic valve core is provided with a cold water inlet hole, a hot water inlet hole and a mixed water outlet hole;

the water distribution assembly comprises a first water outlet joint, a second water outlet joint, a water distributor and a switching handle for controlling the water distributor, wherein the water inlet end of the water distributor is communicated with the water outlet hole of the mixed water, and the switching handle controls the water outlet end of the water distributor to be communicated with the first water outlet joint or the second water outlet joint;

the faucet body comprises a metal shell and a plastic water channel arranged in the metal shell, the thermostatic valve core and the water separator are respectively arranged at two ends of the plastic water channel, a mixed water branch, a first water outlet branch and a second water outlet branch are arranged in the plastic water channel, the mixed water branch is communicated with a mixed water outlet hole of the thermostatic valve core and a water inlet end of the water separator, the first water outlet branch and the second water outlet branch are respectively communicated with the water outlet end of the water separator, a hot water inlet through hole, a cold water inlet through hole, a first water outlet through hole and a second water outlet through hole are formed in the side wall of the metal shell, the hot water inlet through hole is located at one end, close to the water separator, of the side wall of the metal shell, a hot water inlet matching hole corresponding to the hot water inlet through hole is arranged above the hot water inlet hole of the thermostatic valve core, the hot water supply connector passes through hot water inlet through-hole and the hot water mating holes that intakes switches on extremely thermostatic cartridge's hot water inlet, the metal casing inner wall with inject cold water inlet branch road between the plastics water course outer wall, cold water inlet connector passes through cold water inlet through-hole switches on extremely cold water inlet branch road, cold water inlet branch road with thermostatic cartridge's cold water inlet intercommunication, first water outlet connector passes through first water outlet through-hole switches on extremely first water outlet branch road, second water outlet connector passes through second water outlet through-hole switches on extremely the second water outlet branch road.

According to the utility model discloses constant temperature tap has following beneficial effect at least: the faucet main body of the thermostatic faucet comprises a metal shell and a plastic water channel, the use amount of metal can be reduced by adopting the plastic water channel, the cost is reduced, meanwhile, a cold water inlet branch is formed between the inner wall of the metal shell and the outer wall of the plastic water channel, a mixed water branch, a first water outlet branch and a second water outlet branch are arranged inside the plastic water channel, on one hand, cold water in the cold water inlet branch is wrapped outside the plastic water channel, so that the higher-temperature water in the mixed water branch, the first water outlet branch and the second water outlet branch is prevented from directly transferring heat to the metal shell, the temperature of the metal shell is favorably reduced, on the other hand, cold water in the cold water inlet branch can keep cooling the metal shell, the phenomenon of overhigh temperature of the metal shell is prevented, and the hidden danger of scalding caused by contacting with the overheated metal shell is reduced, the use is safer.

According to some embodiments of the utility model, plastics water course both ends are equipped with outer tooth, plastics water course both ends are passed through outer tooth lock in the metal casing.

According to some embodiments of the utility model, the water mixing assembly still includes the case cover, the case cover install in plastics water course one end, the thermostatic cartridge install in the case cover.

According to some embodiments of the utility model, the play water end of water knockout drum be equipped with respectively with first play water branch road with two exports of second play water branch road intercommunication, the end of intaking of water knockout drum is located the bottom of water knockout drum, two the export is located the both sides of the end of intaking.

According to some embodiments of the utility model, the first play water branch road with the second goes out the water branch road and is located respectively the both sides of mixing the water branch road.

According to some embodiments of the utility model, the constant temperature handle with switch the handle and install respectively metal casing's both ends.

According to the utility model discloses a some embodiments, hot water supply connector with hot water inlet through-hole and all be equipped with the sealing washer between the hot water inlet mating holes.

According to some embodiments of the utility model, cold water supply connector with be equipped with the sealing washer between the cold water inlet hole.

According to some embodiments of the utility model, the both ends of plastics water course with be equipped with the sealing washer between the metal casing.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic perspective view of a thermostatic faucet according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view illustrating a thermostatic faucet according to an embodiment of the present invention in use;

FIG. 3 is another schematic cross-sectional view of a thermostatic faucet according to an embodiment of the present invention in use;

fig. 4 is a schematic structural view of a plastic waterway according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a water separator according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 5, the utility model discloses constant temperature tap of first aspect embodiment, including mixing water subassembly 100, divide subassembly 200 and tap main part 300, mix water subassembly 100 including cold water supply connector 110, hot water supply connector 120, thermostatic cartridge 130 and be used for controlling thermostatic cartridge 130's constant temperature handle 140, thermostatic cartridge 130 is opened there is the cold water inlet, hot water inlet and mixed water apopore, cold water supply connector 110 and cold water inlet intercommunication, hot water supply connector 120 and hot water inlet intercommunication, thermostatic cartridge 130 adjusts the inflow that flows through cold water inlet and hot water inlet and enter into thermostatic cartridge 130. The water diversion assembly 200 comprises a first water outlet joint 210, a second water outlet joint 220, a water diverter 230 and a switching handle 240 for controlling the water diverter 230, wherein the water inlet end of the water diverter 230 is communicated with the water outlet of the mixed water, and the switching handle 240 controls the water outlet end 231 of the water diverter 230 to be communicated with the first water outlet joint 210 or the second water outlet joint 220. The faucet body 300 comprises a metal shell 310 and a plastic water channel 320 arranged inside the metal shell 310, the thermostatic valve core 130 and the water separator 230 are respectively arranged at two ends of the plastic water channel 320, a mixed water branch 321, a first water outlet branch 322 and a second water outlet branch 323 are arranged inside the plastic water channel 320, the mixed water branch 321 is communicated with a mixed water outlet hole of the thermostatic valve core 130 and a water inlet end 231 of the water separator 230, the first water outlet branch 322 and the second water outlet branch 323 are respectively communicated with a water outlet end of the water separator 230, the side wall of the metal shell 310 is provided with a hot water inlet through hole, a cold water inlet through hole, a first water outlet through hole and a second water outlet through hole, the hot water inlet through hole is positioned at one end of the side wall of the metal shell 310 close to the thermostatic valve core 130, the cold water inlet through hole is positioned at one end of the side wall of the metal shell 310 close to the water separator 230, a hot water inlet matching hole 324, the hot water inlet joint 120 is communicated with a hot water inlet hole of the thermostatic valve core 130 through a hot water inlet through hole and a hot water inlet matching hole 324, a cold water inlet branch 330 is defined between the inner wall of the metal shell 310 and the outer wall of the plastic water channel 320, the cold water inlet joint 110 is communicated with the cold water inlet branch 330 through the cold water inlet through hole, the cold water inlet branch 330 is communicated with the cold water inlet hole of the thermostatic valve core 120, the first water outlet joint 210 is communicated with the first water outlet branch 322 through the first water outlet through hole, and the second water outlet joint 220 is communicated with the second water outlet branch 323 through the second water outlet through hole.

Referring to fig. 2 and 3, in use, cold water enters the thermostatic cartridge 130 from the cold water inlet joint 110 through the cold water inlet branch 330 from the cold water inlet hole, hot water enters the thermostatic cartridge 130 from the hot water inlet joint 120 through the hot water inlet mating hole 324 from the hot water inlet hole, the temperature of the mixed water is adjusted by adjusting the inflow of the water, which flows through the cold water inlet hole and the hot water inlet hole into the thermostatic cartridge 130, through the thermostatic knob 140, the mixed water enters the water separator 230 from the water inlet end 231 through the mixed water branch 321, then the switching handle 240 controls the water outlet end of the water separator 230 to be communicated with the first water outlet branch 322 so that the mixed water flows out from the first water outlet joint 210 after passing through the water outlet end and the first water outlet branch 322, or the switching handle 240 controls the water outlet end of the water separator 230 to be communicated with the second water outlet branch 323, so that the mixed water flows out of the second water outlet joint 220 after passing through the water outlet end and the second water outlet branch 323.

The faucet main body 300 of the thermostatic faucet comprises a metal shell 310 and a plastic water channel 320, the plastic water channel 320 can reduce the usage amount of metal, and the cost is reduced, meanwhile, a cold water inlet branch 330 is formed between the inner wall of the metal shell 310 and the outer wall of the plastic water channel 320, a mixed water branch 321, a first water outlet branch 322 and a second water outlet branch 323 are arranged inside the plastic water channel 320, on one hand, cold water in the cold water inlet branch 330 is wrapped outside the plastic water channel 320, so that the situation that the heat is directly transferred to the metal shell 310 by water with higher temperature in the mixed water branch 321, the first water outlet branch 322 and the second water outlet branch 323, and the temperature of the metal shell 310 is reduced is facilitated, on the other hand, cold water in the cold water inlet branch 330 can keep cooling the metal shell 310, and the phenomenon that the temperature of the metal shell 310 is too high is prevented, thereby reducing the hidden danger of scalding caused by contacting the overheated metal shell 310 and ensuring safer use.

Referring to fig. 4, in some embodiments, the two ends of the plastic water channel 320 are provided with the outer teeth 325, and the two ends of the plastic water channel 320 are locked in the metal shell 310 by the outer teeth 325, so that the production difficulty can be reduced, the production efficiency can be improved, and the yield can be improved.

In some embodiments, the water mixing assembly 100 further includes a valve core sleeve 131, the valve core sleeve 131 is installed at one end of the plastic water channel 320, and the thermostatic valve core 130 is installed in the valve core sleeve 131, so that the thermostatic valve core 130 can be installed in the plastic water channel 320 without machining the plastic water channel 320, the structural strength of the plastic water channel 320 is maintained, and the phenomenon that the thermostatic valve core 130 is blocked by material scraps generated by machining is avoided.

Referring to fig. 5, in some embodiments, the water outlet end of the water separator 230 is provided with two outlets 232, the two outlets 232 are respectively communicated with the first water outlet branch 322 and the second water outlet branch 323, the water inlet end 231 of the water separator 230 is located at the bottom of the water separator 230, and the two outlets 232 are located at two sides of the water inlet end 231, so that the water inlet and outlet of the water separator 230 can be performed at the bottom, thereby facilitating installation at the end of the plastic water channel 320.

Referring to fig. 2 and 3, in the above embodiment, the first water outlet branch 322 and the second water outlet branch 323 are respectively located at two sides of the mixed water branch 321, so that the structure of the plastic water channel 320 is more matched with the structure of the water separator 230, the water outlet and inlet of the water separator 230 are smoother, and the structure of the plastic water channel 320 is more compact.

Referring to fig. 1 to 3, in some embodiments, the thermostatic handle 140 and the switching handle 240 are respectively installed at both ends of the metal housing 310. Because the thermostatic cartridge 130 and the water separator 230 are respectively installed at two ends of the plastic water channel 320, the thermostatic handle 140 is installed at one end of the metal shell 310 close to the thermostatic cartridge 130, and the switching handle 240 is installed at one end of the metal shell 310 close to the water separator 230, so that the thermostatic cartridge 130 is adjusted through the thermostatic handle 140, and the water separator 230 is controlled through the switching handle 240, thereby being more convenient to operate.

Referring to fig. 2 and 3, in some embodiments, sealing rings are disposed between the hot water inlet connector 120 and the hot water inlet through hole and the hot water inlet matching hole 324, and the sealing rings may be of rubber rings or the like, which may have a water leakage prevention effect.

Referring to fig. 2 and 3, in some embodiments, a sealing ring is disposed between the cold water inlet joint 110 and the cold water inlet hole, and the sealing ring may be a rubber ring or the like, which may have an effect of preventing water leakage.

Referring to fig. 2 and 3, in some embodiments, a sealing ring is disposed between each end of the plastic water channel 320 and the metal housing 310, and the sealing ring may be a rubber ring or the like, which may prevent water leakage.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.

Claims

1. Thermostatic faucet, its characterized in that includes:

the water mixing assembly comprises a cold water inlet joint, a hot water inlet joint, a thermostatic valve core and a thermostatic handle for controlling the thermostatic valve core, wherein the thermostatic valve core is provided with a cold water inlet hole, a hot water inlet hole and a mixed water outlet hole;

2. The thermostatic faucet of claim 1, wherein: outer teeth are arranged at two ends of the plastic water channel, and two ends of the plastic water channel are locked in the metal shell through the outer teeth.

3. The thermostatic faucet of claim 1, wherein: the water mixing assembly further comprises a valve core sleeve, the valve core sleeve is installed at one end of the plastic water channel, and the thermostatic valve core is installed in the valve core sleeve.

4. The thermostatic faucet of claim 1, wherein: the water outlet end of the water separator is provided with two outlets which are respectively communicated with the first water outlet branch and the second water outlet branch, the water inlet end of the water separator is positioned at the bottom of the water separator, and the two outlets are positioned at two sides of the water inlet end.

5. The thermostatic faucet of claim 4, wherein: the first water outlet branch and the second water outlet branch are respectively positioned at two sides of the mixed water branch.

6. The thermostatic faucet of claim 1, wherein: the constant-temperature handle and the switching handle are respectively arranged at two ends of the metal shell.

7. A thermostatic faucet according to any one of claims 1 to 6, wherein: and sealing rings are arranged between the hot water inlet connector and the hot water inlet through hole and between the hot water inlet matching holes.

8. A thermostatic faucet according to any one of claims 1 to 6, wherein: and a sealing ring is arranged between the cold water inlet joint and the cold water inlet through hole.

9. A thermostatic faucet according to any one of claims 1 to 6, wherein: and sealing rings are arranged between the two ends of the plastic water channel and the metal shell.