CN217713733U

CN217713733U - Scald-proof lead-free basin faucet

Info

Publication number: CN217713733U
Application number: CN202121042519.8U
Authority: CN
Inventors: 肖过房
Original assignee: Quanzhou Hojeo Sanitary Ware Co ltd
Current assignee: Quanzhou Hojeo Sanitary Ware Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2022-11-01
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses an anti-scald lead-free washbasin faucet, which comprises a faucet body and a valve core assembly which is arranged in the faucet body and can produce cold water, hot water or warm water; the valve core assembly forms a water passing channel which is separated from the tap body. The utility model discloses can avoid the hydrothermal heat in the case assembly to directly conduct tap body and scald the user, therefore the utility model discloses have and put and scald the function, make the user use more reassurance.

Description

Scald-proof lead-free basin faucet

Technical Field

The utility model relates to a basin tap especially relates to a prevent scalding unleaded basin tap.

Background

The washbasin tap is a tap installed on a bathroom counter basin, the washbasin tap in the prior art basically has a functional head capable of discharging warm water and hot water, and the washbasin tap adopts a common mixing valve core and utilizes the mixing valve core to discharge the warm water or the hot water so as to be convenient for users to use in winter. And a part of the washbasin faucet adopts the thermostatic valve core to realize the functions of discharging warm water and hot water, and the washbasin faucet can adjust the water temperature to a proper temperature without repeatedly adjusting like a common washbasin faucet (namely, a washbasin faucet provided with a common mixing valve core), so that the washbasin faucet with the thermostatic valve core is more convenient and faster to use and saves more water. However, the basin faucet in the prior art adopts either a common mixing valve core or a thermostatic valve core, and has the following disadvantages: the water passing flow channel where the valve core part is located is formed by the participation of the faucet body, so that hot water in the water passing flow channel can be directly conducted to the faucet body, and once a user carelessly touches a hair-scalding part of the faucet body corresponding to the valve core part, the user is easily scalded.

SUMMERY OF THE UTILITY MODEL

The utility model provides a prevent scalding unleaded basin tap to the technical problem that prior art exists.

The utility model provides a technical scheme that its technical problem adopted is: an anti-scald lead-free basin faucet comprises a faucet body and a valve core assembly which is arranged in the faucet body and can discharge cold water, hot water or warm water; the valve core assembly forms a water passing channel which is separated from the tap body.

Furthermore, the valve core assembly comprises a thermostatic valve core, a switch valve core, a thermostatic valve body, a switch valve body and an adapter, wherein the thermostatic valve core is arranged on the thermostatic valve body, the switch valve core is arranged on the switch valve body, and the thermostatic valve body is butted with the switch valve body through the adapter to form the water flowing channel.

The water outlet pipe is arranged in the faucet body, one end of the water outlet pipe is in butt joint with the water outlet end of the valve core assembly, and the other end of the water outlet pipe is located at the water outlet of the faucet body.

Furthermore, the valve core assembly is made of a lead-free material.

Furthermore, the valve core assembly and the water outlet pipe are made of lead-free materials.

Furthermore, the other end of the water outlet pipe is connected with a water outlet mesh nozzle positioned at the water outlet of the faucet body, and the water outlet mesh nozzle is made of lead-free materials.

Furthermore, the faucet body comprises an upper shell and a lower shell which are distributed up and down, the switch valve body is positioned on the upper shell, and the constant temperature valve body is positioned on the lower shell; the water outlet pipe is arranged in the upper shell, one end of the water outlet pipe is in butt joint with the water outlet end of the valve core assembly, and the other end of the water outlet pipe is positioned at the water outlet arranged on the upper shell.

Furthermore, the upper shell comprises a water outlet nozzle shell and a decoration panel, the switch valve body and the water outlet pipe are positioned in the water outlet nozzle shell, the decoration panel is connected to the water outlet nozzle shell in a covering mode, and the decoration panel is provided with a yielding hole for yielding the top of the switch valve body and/or the top of the switch valve core; an inner lining plate fixedly connected with the decorative panel is arranged in the water outlet nozzle shell; the water outlet is arranged on the outer shell of the water outlet nozzle, the other end of the water outlet pipe is provided with a water outlet net nozzle positioned at the water outlet, and the water outlet net nozzle is made of lead-free materials.

Furthermore, the decoration panel is made of toughened glass, and the water outlet nozzle shell and the lower shell are made of zinc alloy.

Furthermore, the valve core assembly also comprises a valve core seat, the bottom end of the thermostatic valve body is fixed on the valve core seat, the valve core seat is fixed in the lower shell, and the valve core seat is made of lead-free materials.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. because case assembly forms the runner, should separate with leading body the runner, makes the utility model discloses can avoid the hydrothermal heat in the case assembly to directly conduct leading body and scald the user, therefore the utility model discloses have and put the boiling hot function, make the user use more reassurance.

2. The case assembly includes thermostatic cartridge, switch valve core, thermostatic valve body, switch valve body, adapter make the utility model discloses simple structure, installation are convenient, and change in and form it is better to prevent scalding the effect to cross the water flow way.

3. The utility model discloses still include the outlet pipe utilizes this outlet pipe to cause the water of case assembly output to the delivery port department of tap body to when avoiding case assembly to go out hot water, the heat of hot water directly conducts tap body, causes tap body to go out the water position and scalds and scald the user carelessly.

4. The utility model discloses a leadless formula makes the utility model discloses can avoid polluting water quality to prevent that quality of water lead content from exceeding standard and influencing health and polluted environment.

5. The tap body comprises the upper shell and the lower shell, so that the valve core assembly is more convenient to install.

The present invention will be described in further detail with reference to the accompanying drawings and examples; however, the scald-proof lead-free basin tap of the present invention is not limited to the embodiment.

Drawings

FIG. 1 is an exploded schematic view of the present invention;

FIG. 2 is a schematic perspective view of the temperature adjusting member of the present invention;

fig. 3 is a schematic view of a partial three-dimensional structure of the present invention (showing the matching relationship between the temperature adjusting member and the valve rod of the thermostatic cartridge);

fig. 4 is a schematic perspective view of the present invention;

fig. 5 is a first cross-sectional view of the present invention;

fig. 6 is a second cross-sectional view of the present invention;

FIG. 7 is an enlarged schematic view of portion A of FIG. 6;

wherein 1, an operating handle, 101, a strip hole, 2, a semicircular cover, 3, a gland, 4, a switch valve core, 401, a valve rod, 5, an inner hexagonal flat-end screw, 6, a switch valve body, 7, a water outlet nozzle shell, 701, a first chamber, 702, a positioning groove, 703, a water outlet, 8, an adapter, 9, a temperature adjusting piece, 901, an arc-shaped rack, 902, a lug, 903, an anti-slip concave line, 904, a containing groove, 905, an upper step groove, 906, a lower step groove, 10, a thermostatic valve body, 11, a hexagon nut, 12, a sealing rubber gasket, 13 and a valve core seat, 131, a screw, 132, a screw, 14, a lower shell, 141, a second chamber, 15, a thermostatic valve core, 151, a valve rod, 16, a limiting ring, 17, a thermostatic copper gland, 18, a copper gear sleeve, 19, a screw, 20, a positioning head assembly, 201, a positioning head, 202, a spring, 21, a water outlet net nozzle, 22, a water outlet pipe, 221, a screw, 23, an inner lining plate, 231, a screw, 24, a decoration panel, 241, a relief hole, 25, a large three-jaw electroplating buckle, 26, an inner hexagon flat head screw, 27, a first hand-feel gasket, 28 and a second hand-feel gasket.

Detailed Description

In an embodiment, please refer to fig. 1-7, the utility model discloses a prevent scalding unleaded basin tap, including leading body and the case assembly that sets up in this leading body, the case assembly forms the water flow channel, and this water flow channel separates with leading body.

In this embodiment, the case assembly includes thermostatic case 15, switch case 4, thermostatic valve body 10, switch valve body 6, adapter 8, and thermostatic case 15 is adorned in thermostatic valve body 15, and switch case 4 is adorned in switch valve body 6, and thermostatic valve body 10 passes through

adapter

8 and 6 butt joints of switch valve body, forms the water flow channel. The valve rod 401 of the switch valve core 4 is connected with an operating switch to control the switch valve core 4 to open and close, and the operating switch is positioned on the tap body.

In this embodiment, the side wall of the faucet body is provided with a temperature adjusting part 9 capable of rotating around the axis of the faucet body, and the temperature adjusting part 9 is connected with a valve rod 151 of the thermostatic valve core 15 for adjusting temperature. The axis of the faucet body refers to the axis of the portion of the faucet body for mounting the valve cartridge assembly, and in this embodiment, the axis of the faucet body is substantially in the vertical direction.

In this embodiment, the temperature adjusting member 9 is annular and is coaxial with the faucet body. In other embodiments, the temperature adjustment member is arcuate or the like. The tempering element 9 is located approximately in the middle of the tap body.

In this embodiment, the thermostatic valve element 15 is located below the switch valve element 4, an axis of the thermostatic valve element 15 is parallel to an axis of the switch valve element 4, and the axis of the thermostatic valve element 15 and the axis of the switch valve element 4 are respectively coincident with or parallel to an axis of the faucet body. In other embodiments, the axis of the thermostatic cartridge coincides with the axis of the switch cartridge.

In this embodiment, the temperature adjusting member 9 is in transmission connection with the valve rod of the thermostatic cartridge 15 through a transmission structure, the transmission structure is specifically a gear transmission structure, and includes a transmission gear and an arc-shaped rack 901 disposed on an inner side surface of the temperature adjusting member 9, specifically, as shown in fig. 2, a plurality of teeth are distributed on an inner side surface of the arc-shaped rack 901 along a circumferential direction thereof, and a middle portion of an outer side surface of the arc-shaped rack 901 is integrally connected with the inner side surface of the temperature adjusting member 9 through a bump 902. The transmission gear is arranged on the valve rod of the thermostatic valve core 15 and is meshed with the arc-shaped rack 901, as shown in fig. 3, specifically, the transmission gear is composed of a copper gear sleeve 18, and the copper gear sleeve 18 is sleeved on the valve rod 151 of the thermostatic valve core 15 and is locked and fixed by a screw 19. The outer side surface of the temperature adjusting part 9 is provided with an anti-slip structure, so that a user can not slip easily when rotating the temperature adjusting part 9. The anti-skid structure specifically comprises a plurality of anti-skid concave grains 903 distributed on the outer side surface of the temperature adjusting part 9 at intervals along the circumferential direction of the temperature adjusting part. In other embodiments, the anti-slip structure includes a plurality of protection convex ribs (or anti-slip convex ribs) or anti-slip convex points or anti-slip concave points and the like arranged on the outer side surface of the temperature regulating element.

In the embodiment, the switch valve core 4 is limited by a gland 3 in threaded connection with the top of the switch valve body 6, and the gland 3 is in threaded connection with a semicircular cover 2; the thermostatic valve core 15 is limited in the thermostatic valve body 10 by a thermostatic copper gland 17 and a limiting ring 16. The utility model discloses still include outlet pipe 22, this outlet pipe 22 set up in this is internal to the tap, and outlet pipe 22 one end with the play water end of case assembly (promptly the play water end of switch valve body 6) docks, and the outlet pipe 22 other end is located the delivery port 703 department that the tap body set up. Valve core assembly, outlet pipe 22 adopt unleaded material to make, specifically, switch valve body 6, thermostatic valve body 10, adapter 8 and outlet pipe 22 adopt the plastics material, do not contain plumbous, and difficult heat conduction, the tap body is whole or local to be the metal material, and feel is good, and the outward appearance is exquisite. The lead-free means that the material used does not contain lead or the lead content/precipitation amount is less than a predetermined value.

In this embodiment, the faucet body specifically includes an upper shell and a lower shell 14 which are distributed vertically, the switch valve core 4 is located in the upper shell, and the thermostatic valve core 15 is located in the lower shell 14. Since the switch valve core 4 is installed in the switch valve body 6, the thermostatic valve core 15 is installed in the thermostatic valve body 10. Therefore, the switch valve body 6 and the water outlet pipe 22 are also positioned on the upper shell, the thermostatic valve body 10 is also positioned on the lower shell 14, and the upper shell is provided with the water outlet 703. Specifically, the upper case is formed with a first chamber 701 which is through from top to bottom, the lower case 14 is formed with a second chamber 141 which is through from top to bottom, the switch valve body 6 is installed in the first chamber 701, and the thermostatic valve body 10 is installed in the second chamber 141. The temperature adjusting piece 9 is positioned between the upper shell and the lower shell 14, a first hand feeling gasket 27 is matched between the upper end of the temperature adjusting piece 9 and the upper shell, and a second hand feeling gasket 28 is matched between the lower end of the temperature adjusting piece 9 and the lower shell 14. Specifically, the upper end of the temperature adjusting part 9 is provided with an annular upper step groove, and the first hand-sensitive gasket 27 is sleeved on the upper step groove 905 and is correspondingly matched with the bottom end of the upper shell; the lower end of the temperature adjusting part 9 is provided with an annular lower step groove 906, and the second hand feeling gasket 28 is sleeved on the lower step groove and correspondingly matched with the top end of the lower shell 14.

In this embodiment, the temperature adjusting member 9 and the upper shell or the lower shell 14 are matched with a positioning structure for indicating that a safe temperature is reached, the positioning structure includes a positioning groove 702 and a positioning head assembly 20 correspondingly matched with the positioning groove 702 and elastically retractable, the positioning groove 702 is disposed on one of the temperature adjusting member 9 and the upper shell or the lower shell 14, and the positioning head assembly 20 is disposed on the other of the temperature adjusting member 9 and the upper shell or the lower shell 14. Specifically, the constant head tank 702 set up in the epitheca, the first subassembly 20 of location includes location head 201 and spring 202, and this first subassembly 20 of location sets up in a piece 9 that adjusts the temperature, specifically, this location head subassembly 20 sets up in the storage tank 904 that the lug 902 upper end of a piece 9 that adjusts the temperature set up: the spring 202 is located in the containing groove 904, the positioning head 201 is fitted at the notch of the containing groove 904, and two ends of the spring 202 abut against the positioning head 201 and the bottom of the containing groove 904 respectively. When the positioning head 201 rotates away from the positioning groove 702 along with the temperature adjusting member 9, the positioning head 201 is pressed by the bottom end of the upper shell to retract into the accommodating groove 904 and compress the spring 202; when the positioning head 201 rotates to the position corresponding to the positioning groove 702 along with the temperature adjusting member 9, the positioning head 201 is jacked up by the spring 202 and is clamped into the positioning groove 702 to realize positioning, and at this time, it indicates that the temperature adjusting member 9 has been rotated to the position corresponding to the safe temperature. The safe temperature is the temperature which can not scald the user and is comfortable to use, specifically 38-42 ℃, and preferably 40 ℃ which is comfortable to use by the user.

In this embodiment, the upper case specifically includes a water outlet nozzle casing 7 and a decoration panel 24, the water outlet nozzle casing 7 is formed with the first chamber 701, the positioning groove 702 and the water outlet 703, the decoration panel 24 is covered on the water outlet nozzle casing 7, and the decoration panel 24 is provided with a containing hole 241 for avoiding the top of the switch valve body 6 and/or the top of the switch valve core 4; an inner lining plate 23 fixedly connected with a decorative panel 24 is arranged in the water outlet nozzle shell 7, the water outlet pipe 22 is positioned between the water outlet nozzle shells 7 of the inner lining plate 23, the other end of the water outlet pipe 22 is provided with a water outlet nozzle 21 positioned at the water outlet 703, and the water outlet nozzle is also made of lead-free materials. The faucet shell 7 and the lower shell 14 are both made of metal materials, and the decoration panel 24 is made of toughened glass, so that the overall appearance is more atmospheric and exquisite. The temperature adjusting part 9 is located between the water outlet nozzle shell 7 and the lower shell 14, and the first hand feeling gasket 27 is matched with the temperature adjusting part 9 and the water outlet nozzle shell 7. The specific structure of the upper shell is not limited to this, and in other embodiments, the upper shell is a one-piece metal piece.

In this embodiment, the operating switch is an operating handle 1, one end of the operating handle 1 is fixedly connected to the valve rod 401 of the switch valve core 4, and specifically, one end of the operating handle 1 is fixedly connected to the valve rod 401 of the switch valve core 4 by an inner hexagon flat head screw 26. The front side surface of one end of the operating handle 1 is also clamped with a large three-claw electroplating buckle 25. The operating handle 1 is provided with the strip hole 101 extending towards the other end of the operating handle, so that the operating handle 1 not only can play a role in decoration and reduce the material consumption of the operating handle, but also is more convenient to operate. When the other end of the handle is lifted upwards, the switch valve core 4 is opened, so that water is output from the water outlet net nozzle 21; when the other end of the operating handle 1 is pressed down, the switch valve core 4 is closed, and the water outlet net nozzle 21 stops water outlet. In other embodiments, the operating switch is an operating handwheel, the operating handwheel is fixedly sleeved on the valve rod of the switch valve core, and the switch valve core is controlled to be opened or closed by rotating the operating handwheel.

In this embodiment, the inner lining plate 23 and the faucet housing 7 are fixedly connected by screws 231, and a 3M double-sided adhesive tape is disposed on the upper surface of the inner lining plate 23 to fix the decoration panel 24, and meanwhile, the decoration panel 24 is pressed by the bottom end of the semicircular cover 2. The water outlet pipe 22 and the water outlet nozzle shell 7 are fixedly connected through screws 221, and the switch valve body 6 and the thermostatic valve body 10 are fixedly connected through a plurality of inner hexagonal flat-end screws 5 matched with hexagonal nuts 11. The bottom end of the thermostatic valve body 10 is supported by a valve core seat 13, and a sealing rubber gasket 12 is arranged between the bottom end of the thermostatic valve body and the valve core seat and is locked by a plurality of screws 131; the valve core seat 13 is used for connecting a hot water inlet pipe and a cold water inlet pipe, and the valve core seat 13 is fixedly connected with the lower shell 14 by a plurality of screws 132. The utility model discloses still include a plurality of sealing washers for the position that needs to seal between to above-mentioned part is sealed.

The utility model discloses a prevent scalding unleaded basin tap, because the water flow way of case assembly separates with leading body, and sets up outlet pipe 22 makes the utility model discloses still have and prevent scalding the function, avoid inside hydrothermal heat direct, conduct leading body fast and scald the user. The components such as the valve core assembly, the water outlet pipe 22 and the like are made of lead-free materials, so that the water quality is prevented from being polluted, and the influence on the human health and the environmental pollution caused by the exceeding of the lead content of the water quality is prevented.

The setting of piece 9 that adjusts the temperature makes the utility model discloses need not to set up sharp temperature adjusting hand wheel or handle and can adjust the temperature, therefore the utility model discloses whole outward appearance can accomplish and does not have the difference basically with ordinary basin tap to can not change user's use custom, also make the utility model discloses overall structure keeps the compactness, and is small, reduces occupation space. The temperature adjusting part 9 is in transmission connection with the valve rod of the thermostatic valve core 15 through a gear transmission structure, so that the connection structure of the temperature adjusting part 9 and the valve rod of the thermostatic valve core 15 is simpler and more convenient, and the transmission is firm. The temperature adjusting piece 9 is matched with the upper shell or the lower shell 14 through the positioning structure, so that a user can quickly adjust the temperature adjusting piece 9 to a position corresponding to the safe temperature, and the use by the user is more convenient.

The utility model discloses a prevent scalding unleaded basin tap, it is all the same with prior art or can adopt prior art to realize not to relate to the part. For example, the specific structures of the thermostatic valve element 15 and the switch valve element 4 are the prior art, and are not described herein again.

The terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing and simplifying the present invention, and do not indicate or imply that the referenced components must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The above embodiment is only used to further explain the utility model discloses a prevent scalding unleaded basin tap, nevertheless the utility model discloses not limit to the embodiment, all according to the utility model discloses a technical essence does any simple modification, equivalent change and the decoration to above embodiment, all falls into the protection scope of the technical scheme of the utility model.

Claims

1. An anti-scalding lead-free basin faucet comprises a faucet body and a valve core assembly which is arranged in the faucet body and can discharge cold water, hot water or warm water; the method is characterized in that: the valve core assembly forms a water passing flow channel which is separated from the faucet body; the side wall of the tap body is provided with a temperature adjusting piece which can rotate around the axis of the tap body, and the temperature adjusting piece is connected with the valve rod of the thermostatic valve core.

2. The anti-burn lead-free basin faucet of claim 1, wherein: the valve core assembly comprises a constant temperature valve core, a switch valve core, a constant temperature valve body, a switch valve body and an adapter, wherein the constant temperature valve core is arranged on the constant temperature valve body, the switch valve core is arranged on the switch valve body, and the constant temperature valve body is in butt joint with the switch valve body through the adapter to form the water passing flow passage.

3. The anti-scald lead-free basin faucet as recited in claim 1 or 2, wherein: the water outlet pipe is arranged in the faucet body, one end of the water outlet pipe is in butt joint with the water outlet end of the valve core assembly, and the other end of the water outlet pipe is located at the water outlet of the faucet body.

4. An anti-scald lead-free basin faucet as recited in claim 1 or 2, wherein: the valve core assembly is made of lead-free materials.

5. The anti-burn lead-free basin faucet of claim 3, wherein: the valve core assembly and the water outlet pipe are made of lead-free materials.

6. The anti-burn lead-free basin faucet of claim 3, wherein: the other end of the water outlet pipe is connected with a water outlet net nozzle which is positioned at the water outlet of the faucet body and is made of lead-free materials.

7. The anti-burn lead-free basin faucet of claim 2, wherein: the faucet body comprises an upper shell and a lower shell which are vertically distributed, the switch valve body is positioned on the upper shell, and the constant temperature valve body is positioned on the lower shell; the water outlet pipe is arranged in the upper shell, one end of the water outlet pipe is in butt joint with the water outlet end of the valve core assembly, and the other end of the water outlet pipe is positioned at the water outlet arranged on the upper shell.

8. The anti-scald lead-free basin faucet as recited in claim 7, wherein: the upper shell comprises a water outlet nozzle shell and a decoration panel, the switch valve body and the water outlet pipe are positioned in the water outlet nozzle shell, the decoration panel is connected to the water outlet nozzle shell in a covering mode, and the decoration panel is provided with a yielding hole for yielding the top of the switch valve body and/or the top of the switch valve core; an inner lining plate fixedly connected with the decorative panel is arranged in the water outlet nozzle shell; the water outlet is arranged on the outer shell of the water outlet nozzle, the other end of the water outlet pipe is provided with a water outlet net nozzle positioned at the water outlet, and the water outlet net nozzle is made of lead-free materials.

9. The anti-burn lead-free basin faucet of claim 8, wherein: the decorative panel is made of toughened glass, and the water outlet nozzle shell and the lower shell are made of zinc alloy.

10. The anti-burn lead-free basin faucet of claim 7, wherein: the valve core assembly further comprises a valve core seat, the bottom end of the thermostatic valve body is fixed on the valve core seat, the valve core seat is fixed in the lower shell, and the valve core seat is made of lead-free materials.