CN210318650U - Anti-scalding constant-temperature faucet - Google Patents
Anti-scalding constant-temperature faucet Download PDFInfo
- Publication number
- CN210318650U CN210318650U CN201921470289.8U CN201921470289U CN210318650U CN 210318650 U CN210318650 U CN 210318650U CN 201921470289 U CN201921470289 U CN 201921470289U CN 210318650 U CN210318650 U CN 210318650U
- Authority
- CN
- China
- Prior art keywords
- hot water
- cold water
- water inlet
- faucet
- channel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Domestic Plumbing Installations (AREA)
Abstract
The utility model relates to a hot-water heating equipment field, concretely relates to prevent scalding constant temperature tap. Comprises a tubular faucet shell, an inner tube positioned inside the faucet shell, a switch valve, a thermostatic valve, a hot water connecting piece and a cold water connecting piece; the side wall of the tap shell is provided with a cold water inlet, a hot water inlet and a warm water outlet, the warm water outlet is positioned between the cold water inlet and the hot water inlet, the cold water connecting piece is connected with the cold water inlet, the hot water connecting piece is connected with the hot water inlet, two ends of the tap shell are respectively connected with a switch valve and a thermostatic valve, the cold water inlet and the thermostatic valve are positioned on the same side, and the hot water inlet and the switch valve are positioned on the same side; the hot water inlet and the thermostatic valve of the utility model are positioned at different sides, which can shorten the whole length of the tap shell; the cold water channel is positioned at the outer side of the hot water channel and the warm water channel, and can separate hot water from the faucet shell by utilizing flowing cold water so as to avoid overheating of the faucet shell.
Description
Technical Field
The utility model relates to a hot-water heating equipment field, concretely relates to prevent scalding constant temperature tap.
Background
The thermostatic faucet can also be called a thermostatic faucet or a thermostatic shower mixing faucet, and is used for automatically mixing cold water and hot water into warm water with a preset temperature. The thermostatic faucet can balance the water pressure of cold water and hot water in a short time through a thermostatic regulating valve core arranged on the faucet so as to keep the temperature of outlet water stable.
Current thermostatic faucet often is that hot water inlet and thermostatic control case are located the homonymy and sets up, and hot water directly flows to the thermostatic control valve in-core after getting into thermostatic faucet from the hot water inlet and mixes, and such setting mode leads to the hot water heating of hot water inlet periphery by high temperature easily, if touched the accident of scalding then takes place easily by the people mistake.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the hot water inlet of the existing thermostatic faucet has higher temperature, and scalding accidents are easy to happen.
In order to solve the technical problem, the utility model discloses a technical scheme be: the anti-scald thermostatic faucet comprises a tubular faucet shell, an inner pipe positioned in the faucet shell, a switch valve, a thermostatic valve, a hot water connecting piece and a cold water connecting piece;
the side wall of the tap shell is provided with a cold water inlet, a hot water inlet and a warm water outlet,
the warm water outlet is positioned between the cold water inlet and the hot water inlet, the cold water connecting piece is connected with the cold water inlet, the hot water connecting piece is connected with the hot water inlet, two ends of the faucet shell are respectively connected with the switch valve and the thermostatic valve, the cold water inlet and the thermostatic valve are positioned on the same side of the faucet shell, and the hot water inlet and the switch valve are positioned on the same side;
a cold water channel is arranged between the inner tube and the faucet shell and is communicated with the thermostatic valve, a hot water channel, a warm water channel and a water outlet channel are arranged in the inner tube, the hot water channel is communicated with the thermostatic valve, the warm water channel is communicated with the switch valve, and one end of the water outlet channel is communicated with the switch valve and the other end is communicated with the warm water outlet;
the hot water connecting piece comprises a hot water connector, the hot water connector penetrates through a hot water inlet and extends into one end inside the faucet shell to be communicated with the hot water channel, a cooling cavity is arranged between the side wall of the end, extending into the faucet shell, of the hot water connector and the faucet shell, and the cooling cavity is communicated with the cold water channel.
The beneficial effects of the utility model reside in that: the hot water inlet and the thermostatic valve are positioned on different sides, so that the overall length of the faucet shell can be shortened; the cold water channel is positioned at the outer side of the hot water channel and the warm water channel, so that the hot water can be separated from the faucet shell by utilizing flowing cold water, and the overheating of the faucet shell is avoided; a cooling cavity is arranged in the hot water inlet, so that scalding caused by overhigh temperature at the hot water inlet is avoided.
Drawings
FIG. 1 is a schematic structural view of an anti-scald thermostatic faucet according to an embodiment of the present invention;
FIG. 2 is a longitudinal sectional view of an anti-scald thermostatic faucet according to an embodiment of the present invention;
FIG. 3 is a transverse sectional view of the scald-proof thermostatic faucet according to the embodiment of the present invention;
description of reference numerals:
1-a housing; 11-cold water inlet; 111-a cavity; 12-hot water inlet; 13-warm water outlet; 2-inner tube; 21-cold water channel; 22-hot water channel; 23-warm water channel; 24-water outlet channel; 3-switching valve; 4-a thermostatic valve; 41-cold water inlet; 42-hot water inlet; 43-rubber seal ring; 5-hot water joint; 51-a cooling chamber; 6-cold water joint.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The utility model discloses the most crucial design lies in: the cold water channel is arranged at the periphery of the hot water channel and the warm water channel, so that the tap shell is prevented from being scalded due to the heating of hot water; the cooling cavity is arranged at the hot water inlet to prevent the temperature at the hot water inlet from being overhigh.
Referring to the attached drawings 1 to 3, the anti-scald thermostatic faucet of the utility model comprises a tubular faucet shell 1, an inner tube 2 positioned inside the faucet shell 1, a switch valve 3, a thermostatic valve 4, a cold water connecting piece and a hot water connecting piece;
the side wall of the faucet shell 1 is provided with a cold water inlet 11, a hot water inlet 12 and a warm water outlet 13, the warm water outlet 13 is positioned between the cold water inlet 11 and the hot water inlet 12, the cold water connecting piece is connected with the cold water inlet 11, the hot water connecting piece is connected with the hot water inlet 12, two ends of the faucet shell 1 are respectively connected with a switch valve 3 and a thermostatic valve 4, the cold water inlet 11 and the thermostatic valve 4 are positioned on the same side of the faucet shell, and the hot water inlet 12 and the switch valve 3 are positioned on the same side;
a cold water channel 21 is arranged between the inner tube 2 and the faucet shell 1, the cold water channel 21 is communicated with the thermostatic valve 4, a hot water channel 22, a warm water channel 23 and a water outlet channel 24 are arranged in the inner tube 2, the hot water channel 22 is communicated with the thermostatic valve 4, the warm water channel 23 is communicated with the switch valve 3, one end of the water outlet channel 24 is communicated with the switch valve 3, and the other end of the water outlet channel is communicated with the warm water outlet 13;
the hot water connecting piece comprises a hot water connector 5, one end of the hot water connector 5, which penetrates through the hot water inlet 12 and extends into the faucet shell 1, is communicated with the hot water channel 22, a cooling cavity 51 is arranged between the side wall of the end, which extends into the faucet shell 1, of the hot water connector 5 and the faucet shell 1, and the cooling cavity 51 is communicated with the cold water channel 21.
From the above description, the working principle of the present invention is: the cold water connecting piece and the hot water connecting piece are respectively communicated with a cold water source and a hot water source, the valve of the thermostatic valve 4 is adjusted according to the required temperature, cold water and hot water respectively flow into the internal cold water channel 21 and the internal hot water channel 22 from the cold water inlet 11 and the hot water inlet 12, the cold water and the hot water flow into the thermostatic valve 4 through the cold water channel 21 and the hot water channel 22 to mix the cold water and the hot water, warm water obtained after mixing flows to the switch valve 3 through the warm water channel 23, the valve of the switch valve 3 is adjusted, the warm water flows into the water channel 24 from the warm water channel 23, and finally flows to the outside through the warm water outlet 13.
Wherein, hot water inlet 12 and thermostatic valve 4 are located the homonymy, can shorten 1 whole length of tap shell, because if hot water inlet 12 and thermostatic valve 4 are located the homonymy, then thermostatic valve 4 need outwards bulge a short distance just can guarantee that hot water can directly flow into thermostatic valve 4 in, so must lead to leading shell 1 and inner tube 2 length growth, the consumptive material increases.
As can be seen from the above description, the utility model has the advantages that: the hot water inlet and the thermostatic valve are positioned on different sides, so that the overall length of the faucet shell can be shortened; the cold water channel is positioned at the outer side of the hot water channel and the warm water channel, so that the hot water can be separated from the faucet shell by utilizing flowing cold water, and the overheating of the faucet shell is avoided; a cooling cavity is arranged in the hot water inlet, so that scalding caused by overhigh temperature at the hot water inlet is avoided.
Further, a cold water inlet 41 and a hot water inlet 42 are formed in the thermostatic valve 4, the cold water inlet 41 is communicated with the cold water channel 21, the hot water inlet 42 is communicated with the hot water channel 22, and a rubber sealing ring 43 is arranged between the cold water inlet 41 and the hot water inlet 42.
As can be seen from the above description, the rubber sealing ring has certain elasticity, and not only can well isolate cold water and hot water, but also can facilitate the installation of the thermostatic valve.
Further, a cavity 111 is formed in the cold water inlet 11, and the cavity 111 is communicated with the cold water channel 21.
It can be known from the above description that, because cold water not only needs to be mixed with hot water, but also needs to continuously flow in the cold water channel to play a role of heat insulation, the cold water needs to have a larger reserve amount, and the cavity is arranged to ensure that enough cold water reserve amount is used for heat insulation in the cold water channel when the cold water usage amount is larger.
Further, the cold water connecting piece comprises a cold water joint 6, the cold water joint 6 is connected with the cold water inlet 11 through threads, and the cold water joint 6 is communicated with the cavity 111.
Further, the material of the tap outer shell 1 is copper, and the material of the inner pipe 2 is plastic.
Example one
The anti-scald thermostatic faucet comprises a tubular faucet shell 1, an inner tube 2 positioned in the faucet shell 1, a switch valve 3, a thermostatic valve 4, a cold water connecting piece and a hot water connecting piece;
the faucet comprises a faucet shell 1, an inner pipe 2, a cold water inlet 11, a hot water inlet 12 and a warm water outlet 13, wherein the material of the faucet shell 1 is copper metal, the inner pipe 2 is a plastic inner pipe, the side wall of the faucet shell 1 is provided with the cold water inlet 11, the hot water inlet 12 and the warm water outlet 13, the warm water outlet 13 is positioned between the cold water inlet 11 and the hot water inlet 12, a cold water connecting piece is connected with the cold water inlet 11, a hot water connecting piece is connected with the hot water inlet 12, two ends of the faucet shell 1 are respectively connected with a switch valve 3 and a thermostatic valve 4, the cold water inlet 11 and the thermostatic valve;
a cold water channel 21 is arranged between the inner tube 2 and the faucet shell 1, the cold water channel 21 is communicated with the thermostatic valve 4, a hot water channel 22, a warm water channel 23 and a water outlet channel 24 are arranged in the inner tube 2, the hot water channel 22 is communicated with the thermostatic valve 4, the warm water channel 23 is communicated with the switch valve 3, one end of the water outlet channel 24 is communicated with the switch valve 3, and the other end of the water outlet channel is communicated with the warm water outlet 13;
the thermostatic valve 4 is provided with a cold water inlet 41 and a hot water inlet 42, the cold water inlet 41 is communicated with the cold water channel 21, the hot water inlet 42 is communicated with the hot water channel 22, and a rubber sealing ring 43 is arranged between the cold water inlet 41 and the hot water inlet 42;
the hot water connecting piece includes hot water joint 5, hot water joint 5 passes hot water inlet 12 and stretches into the inside one end of tap shell 1 and hot water course 22 intercommunication, hot water joint 5 stretches into and is equipped with cooling chamber 51 between the lateral wall of the inside one end of tap shell 1 and the tap shell 1, cooling chamber 51 and cold water course 21 intercommunication, cavity 111 has been seted up to 11 inside cold water inlets, cavity 111 and cold water course 21 intercommunication, the cold water connecting piece includes cold water joint 6, cold water joint 6 passes through threaded connection with cold water inlet 11, cold water joint 6 and cavity 111 intercommunication.
To sum up, the utility model provides a beneficial effect lies in: the hot water inlet and the thermostatic valve are positioned on different sides, so that the overall length of the faucet shell can be shortened; the cold water channel is positioned at the outer side of the hot water channel and the warm water channel, so that the hot water can be separated from the faucet shell by utilizing flowing cold water, and the overheating of the faucet shell is avoided; a cooling cavity is arranged in the hot water inlet, so that scalding caused by overhigh temperature at the hot water inlet is avoided. The rubber sealing ring has certain elasticity, can well isolate cold water and hot water, and can be convenient for the installation of the thermostatic valve. Because cold water not only needs to mix with hot water, still need continuously flow in the cold water course, play thermal-insulated effect, consequently cold water needs to have bigger reserve volume, sets up the cavity and can make when the cold water quantity is great, guarantees to have sufficient cold water reserves to be used for insulating against heat in the cold water course.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (5)
1. An anti-scald thermostatic faucet is characterized by comprising a tubular faucet shell, an inner pipe positioned in the faucet shell, a switch valve, a thermostatic valve, a hot water connecting piece and a cold water connecting piece;
the side wall of the tap shell is provided with a cold water inlet, a hot water inlet and a warm water outlet,
the warm water outlet is positioned between the cold water inlet and the hot water inlet, the cold water connecting piece is connected with the cold water inlet, the hot water connecting piece is connected with the hot water inlet, two ends of the faucet shell are respectively connected with the switch valve and the thermostatic valve, the cold water inlet and the thermostatic valve are positioned on the same side of the faucet shell, and the hot water inlet and the switch valve are positioned on the same side;
a cold water channel is arranged between the inner tube and the faucet shell and is communicated with the thermostatic valve, a hot water channel, a warm water channel and a water outlet channel are arranged in the inner tube, the hot water channel is communicated with the thermostatic valve, the warm water channel is communicated with the switch valve, and one end of the water outlet channel is communicated with the switch valve and the other end is communicated with the warm water outlet;
the hot water connecting piece comprises a hot water connector, the hot water connector penetrates through a hot water inlet and extends into one end inside the faucet shell to be communicated with the hot water channel, a cooling cavity is arranged between the side wall of the end, extending into the faucet shell, of the hot water connector and the faucet shell, and the cooling cavity is communicated with the cold water channel.
2. The scald-proof thermostatic faucet of claim 1, wherein the thermostatic valve is provided with a cold water inlet and a hot water inlet, the cold water inlet is communicated with the cold water channel, the hot water inlet is communicated with the hot water channel, and a rubber sealing ring is arranged between the cold water inlet and the hot water inlet.
3. The scald-proof thermostatic faucet of claim 1, wherein a cavity is formed in the cold water inlet, and the cavity is communicated with the cold water channel.
4. The scald-proof thermostatic faucet of claim 3, wherein the cold water connection comprises a cold water fitting threadably connected to a cold water inlet, the cold water fitting communicating with the cavity.
5. The scald-proof thermostatic faucet of claim 1, wherein the faucet housing is made of copper, and the inner tube is made of plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921470289.8U CN210318650U (en) | 2019-09-05 | 2019-09-05 | Anti-scalding constant-temperature faucet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921470289.8U CN210318650U (en) | 2019-09-05 | 2019-09-05 | Anti-scalding constant-temperature faucet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210318650U true CN210318650U (en) | 2020-04-14 |
Family
ID=70132303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921470289.8U Active CN210318650U (en) | 2019-09-05 | 2019-09-05 | Anti-scalding constant-temperature faucet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210318650U (en) |
-
2019
- 2019-09-05 CN CN201921470289.8U patent/CN210318650U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202065505U (en) | Scald-proof constant-temperature faucet | |
| CN202470455U (en) | Constant temperature device of water terminal and multiple-point water supply constant temperature heat water system with same | |
| CN204176028U (en) | A kind of Novel constant-temperature faucet | |
| CN210318650U (en) | Anti-scalding constant-temperature faucet | |
| CN204128163U (en) | A kind of type variable instant-heating type water heater | |
| CN204785029U (en) | Novel instant heating tap structure | |
| CN106870764B (en) | Constant-temperature water mixing valve and pipe network | |
| CN206072423U (en) | A kind of thermostat balanced pressure tap with equilibrated valve | |
| CN204677823U (en) | A kind of constant-temperature tap | |
| CN216114719U (en) | Joint for reducing water cut-off temperature rise and gas quick water heater | |
| CN201954050U (en) | Scaldproof constant temperature tap | |
| CN214199169U (en) | Water storage type electric water heater | |
| CN204592397U (en) | Anticreep safety water mixing valve | |
| CN205350430U (en) | Flow control valve | |
| CN202756665U (en) | Anti-creeping water mixing valve | |
| CN208296295U (en) | A kind of domestic hot-water's pipeline latter end water temperature-adjusting device | |
| CN207687439U (en) | Anti-scald cold touch tap | |
| CN205978644U (en) | Bathroom tap | |
| CN218236248U (en) | Three-water-outlet anti-scald constant-temperature faucet | |
| CN219866413U (en) | Safety tap for cold and hot water | |
| CN205592425U (en) | Prevent scalding constant temperature weighing apparatus pressure and prevent electric wall tap | |
| CN214889069U (en) | Constant temperature shower faucet | |
| CN210716116U (en) | Thermal-insulated tap structure of ability | |
| CN204785030U (en) | Instant heating tap prevents electric wall structure | |
| CN216347040U (en) | Instant water heater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |