Anti-freezing faucet

Abstract

The utility model belongs to the technical field of faucets, and particularly relates to an anti-freezing faucet which comprises a handle, a duckbilled water outlet pipe, a water outlet pipe barrel and a water inlet pipe barrel connected with a water inlet pipe which are sequentially arranged from top to bottom, the water inlet pipe is connected with a water source, and the water outlet pipe barrel, the water inlet pipe barrel and the water inlet pipe are internally communicated. A protective shell of a double-layer structure is arranged on the outer side of the water outlet pipe barrel and comprises an inner-layer shell and an outer-layer shell, a cavity exists between the inner-layer shell and the outer-layer shell, and a power source assembly is arranged in the cavity. And the power supply assembly provides a power source for the heating assembly penetrating through the protective shell body. The heating assembly is arranged, the water temperature is detected through the temperature sensor and fed back to the controller, the controller controls the heating coil to conduct or stop heating, and the situation that the faucet is frozen is prevented; by arranging the quick connecting assembly, the faucet and the water inlet pipe are quickly connected, the effect of convenient installation is achieved, meanwhile, when the faucet is frozen, disassembly and maintenance are convenient, and the convenience of the faucet is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of faucets, and in particular relates to an antifreeze faucet. Background Art

[0002] Faucets are the popular name for water valves, which are switches used to control the size of water flow. They are updated very quickly. Antifreeze faucets are a very practical new technology that can keep water flowing smoothly in the cold winter and prevent water pipes from freezing and leaking. For people living in cold areas, antifreeze faucets are undoubtedly a very suitable choice. The installation of this antifreeze faucet is also relatively simple. It can replace the existing faucet without additional modifications or installation of complex equipment. Therefore, users can easily install it on the water pipes in their homes to experience the convenience brought by the antifreeze function.

[0003] A new type of antifreeze faucet is disclosed in the publication number CN206268598U, in which an antifreeze device is arranged between the water inlet pipe and the valve core switch, and the antifreeze device includes a guide pipe, a pipe cover, a micro motor, an impeller, and a cover. The new type of antifreeze faucet of this patent can not only prevent the situation where water resources cannot be used in time or wasted due to freezing or cracking of the water inlet pipe, but also use its own water flow to generate electricity and store it for use, thus achieving the effect of saving and environmental protection. However, the new type of antifreeze faucet has the following disadvantages: First, it is not convenient to heat the faucet to prevent it from freezing in cold weather, and the antifreeze ability is poor; second, when the faucet and the water inlet pipe need to be connected, it is not convenient to install and disassemble quickly, and the convenience is poor. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model provides an antifreeze faucet, aiming to solve the problem that it is inconvenient to heat the faucet in cold weather, prevent the faucet from freezing and quickly install and disassemble it.

[0005] The utility model is achieved in this way:

[0006] An antifreeze faucet comprises a handle, a duckbill water outlet pipe, a water outlet pipe tube and a water inlet pipe tube connected to a water inlet pipe, which are arranged in sequence from top to bottom, the water inlet pipe is connected to a water source, and the water outlet pipe tube, the water inlet pipe tube and the inside of the water inlet pipe are communicated; a double-layer protective shell is arranged on the outside of the water outlet pipe tube, the protective shell comprises an inner shell and an outer shell, a cavity is provided between the inner shell and the outer shell, and a power supply component is arranged in the cavity;

[0007] It also includes a heating component, and the power supply component provides a source of electricity for the heating component; the heating component includes a controller and a temperature sensor and a heating coil electrically connected to the controller respectively; the controller and the temperature sensor are arranged in the cavity of the protective shell; the sensing end of the temperature sensor penetrates the inner shell of the protective shell and contacts the outer surface of the water outlet pipe tube; the heating coil is sleeved on the outside of the water outlet pipe tube, and the inner side of the heating coil contacts the outer wall of the water outlet pipe tube, and the outer side of the heating coil is embedded in the inner shell of the protective shell.

[0008] As a preferred technical solution, the power supply assembly includes a battery compartment arranged in the cavity of the protective shell, the battery compartment is provided with a storage battery, and the battery compartment opening is provided with a battery shell detachably connected to the protective shell.

[0009] As a preferred technical solution, the water outlet pipe and the water inlet pipe are connected via an annular connecting seat; the top of the connecting seat is threadedly connected to the water outlet pipe; and the bottom of the connecting seat is threadedly connected to the water inlet pipe.

[0010] As a preferred technical solution, the water inlet tube is detachably connected to the water inlet pipe connected to the water source through a quick-connect assembly.

[0011] As a preferred technical solution, the quick-connect assembly includes an elastic tube and a threaded tube movably connected to the bottom of the elastic tube; the elastic tube is provided with a plurality of arc-shaped clamping plates separated by flaring, and the clamping plates are arranged in a ring shape along the circumference of the elastic tube; the threaded tube is provided with an internal thread, and the clamping plate is provided with an external thread matching the threaded tube; a through hole is provided in the center of the elastic tube to allow the water inlet pipe to pass through; when the threaded tube is screwed upward from the bottom of the clamping plate until it is stuck in the lower end of the water inlet pipe barrel, the water inlet pipe is tightly wrapped in the elastic tube by the clamping plate.

[0012] As a preferred technical solution, the height of the water outlet tube is greater than the height of the protective shell.

[0013] As a preferred technical solution, a water outlet ring is fixedly connected to the water outlet of the duckbill water outlet pipe, and a filter screen is fixedly connected to the inside of the water outlet ring.

[0014] As a preferred technical solution, the switch button on the controller is arranged on the outer surface of the outer shell.

[0015] The utility model has the following advantages and technical effects:

[0016] The utility model is provided with a heating component. In cold weather, the temperature of the water is detected by starting a temperature sensor. When the temperature is lower than 6°C, the temperature sensor sends a signal to a controller, so that the controller controls the heating coil to heat the water. When the temperature is heated to 12°C, the temperature sensor detects and feeds back to the controller, and the controller controls the heating coil to stop heating, thereby preventing the faucet from freezing, reducing damage to the faucet, and improving the antifreeze ability of the faucet.

[0017] By setting up a quick-connect assembly, when the faucet and the water inlet pipe need to be connected, the external water inlet pipe is inserted into the elastic tube, and the elastic tube inside the outer sleeve slides inward by twisting the threaded tube. The expansion of the elastic tube is contracted by utilizing the pipe mouth of the water inlet pipe barrel, and then the water inlet pipe is clamped, thereby achieving a convenient and quick installation effect. At the same time, when the faucet is frozen, it is also easy to disassemble and repair, thereby improving the convenience of the faucet. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of the antifreeze faucet of the utility model;

[0019] Figure 2 This is a schematic diagram of the split structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the heating component of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the quick-connect assembly of the utility model.

[0022] In the figure: 1. Connecting seat; 2. Water outlet pipe; 3. Duckbill water outlet pipe; 4. Protective shell; 5. Heating component; 501. Temperature sensor; 502. Controller; 503. Heating coil; 6. Battery shell; 7. Storage battery; 8. Water inlet pipe; 9. Quick-connect assembly; 901. Elastic tube; 902. Threaded tube; 10. Bolt; 11. Handle; 12. Anti-slip cover; 13. Water outlet ring; 14. Filter; 15. Water inlet pipe. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail in combination with the embodiments below. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not used to limit the utility model.

[0024] like Figures 1 to 4As shown, the utility model discloses an antifreeze faucet, which includes a handle 11, a duckbill water outlet pipe 3, a water outlet pipe tube 2 and a water inlet pipe tube 8 connected to a water inlet pipe 15, which are arranged in sequence from top to bottom. The water inlet pipe 15 is connected to a water source, and the water outlet pipe tube 2, the water inlet pipe tube 8 and the water inlet pipe 15 are internally connected; a double-layer protective shell 4 is provided on the outside of the water outlet pipe tube 2, and the protective shell 4 includes an inner shell and an outer shell, and a cavity is provided between the inner shell and the outer shell, and a power supply component is provided in the cavity; the power supply component provides a source of electricity for a heating component 5 that passes through the protective shell 4.

[0025] The water outlet pipe 2 and the water inlet pipe 8 are connected through an annular connecting seat 1; the connecting seat 1 is a hollow cylinder with an internal thread on the inside. The smooth outer surface avoids the possibility of people being injured due to sharp parts during use, thereby improving the safety when using the faucet.

[0026] The lower end of the water outlet pipe tube 2 is provided with an external thread, and the top of the connecting seat 1 is threadedly connected to the water outlet pipe tube 2, which is convenient for disassembly and assembly.

[0027] Preferably, the height of the water outlet tube 2 is greater than the height of the protective shell 4. The top of the water outlet tube 2 is located outside the protective shell 4 and is connected with a duckbill water outlet pipe 3. The duckbill water outlet pipe 3 can lead water to a designated location for people's convenience.

[0028] Preferably, the water outlet tube 2 is made of metal, and good thermal conductivity facilitates the water outlet tube 2 to quickly increase its temperature after receiving heat.

[0029] Preferably, a water outlet ring 13 is fixedly connected to the water outlet of the duckbill water outlet pipe 3, and a filter screen 14 is fixedly connected to the inside of the water outlet ring 13, and the filter screen 14 plays a role in filtering impurities in the water.

[0030] Preferably, the power supply assembly includes a battery compartment arranged in the cavity of the protective shell 4, in which a battery 7 is arranged, and the battery 7 is electrically connected to the heating assembly 5 and provides power to the heating assembly 5; a battery shell 6 detachably connected to the protective shell is provided at the battery compartment opening, and the battery shell 6 protects the internal battery 7 to prevent the battery 7 from being damaged.

[0031] Further preferably, a plurality of groups of matching threaded holes are evenly arranged around the battery compartment opening and on the battery shell 6, and the protective shell 4 and the battery shell 6 are fixed to each other by passing bolts 10 through the threaded holes.

[0032] The heating assembly 5 includes a temperature sensor 501 for sensing water temperature, a controller 502 with a switch button, and a heating coil 503 with a heating function;

[0033] The temperature sensor 501 radially penetrates the protective shell 4, and the sensing end of the temperature sensor 501 is arranged on the inner surface of the inner shell of the protective shell 4, and is in contact with the outer surface of the water outlet tube 2; the temperature of the water outlet tube 2 is close to the temperature of the water inside it, and the temperature sensor 501 can obtain the water temperature by sensing the temperature of the water outlet tube 2; the temperature sensor 501 is electrically connected to the controller 502 and has no contact with the heating coil 503.

[0034] The controller 502 is located in the cavity of the protective shell 4 and is fixed to the outer shell. The switch button on the controller 502 is arranged on the outer surface of the outer shell to facilitate the operation of the switch button. The controller 502 is electrically connected to the heating coil 503, and the working status of the temperature sensor 501 and the heating coil 503 is controlled by the controller 502. At the same time, the controller 502 is electrically connected to the battery 7.

[0035] The heating coil 503 is sleeved on the outside of the water outlet pipe 2, and the inner side of the heating coil 503 is in contact with the outer wall of the water outlet pipe 2, and the outer side of the heating coil 503 is embedded with the inner shell of the protective shell 4; the heating coil 503 heats the water outlet pipe 2 to increase the temperature of the water outlet pipe 2, thereby further increasing the temperature of the water in the water outlet pipe 2.

[0036] The housing of the protective shell 4 is provided with corresponding openings for easy wiring. The specific wiring method is prior art and will not be described in detail here.

[0037] In cold weather, turn on the switch button on the controller 502, start the temperature sensor 501 to detect the temperature of the water outlet tube 2, and then detect the temperature of the water inside the water outlet tube 2; when the water temperature is lower than 6°C, the temperature sensor 501 sends a signal to the controller 502, so that the controller 502 controls the heating coil 503 to heat; when heated to 12°C, the temperature sensor 501 detects and feeds back to the controller 502, and the controller 502 controls the heating coil 503 to stop heating, thereby preventing the faucet from freezing, reducing the damage to the faucet caused by the cold temperature, and improving the anti-freeze ability of the faucet.

[0038] The upper end of the water inlet tube 8 is provided with an external thread, which is connected to the connecting seat 1 through a thread, so as to facilitate disassembly and installation.

[0039] The quick-connect assembly 9 includes an elastic tube 901 installed inside the water inlet tube 8 and a threaded tube 902 movably connected to the bottom of the elastic tube 901;

[0040] One end of the elastic tube 901 that cooperates with the threaded tube 902 is provided with a plurality of arc-shaped clamping pieces separated by the flared opening 903, and the clamping pieces are arranged in a ring shape along the circumference of the elastic tube 901; when the clamping pieces spread out to increase the width of the flared opening 903, the elastic tube 901 radially increases; when the clamping pieces gather together to reduce the width of the flared opening 903, the elastic tube 901 as a whole radially decreases, thereby achieving the clamping and loosening of the water inlet pipe 15 by the elastic tube 901.

[0041] Preferably, the threaded tube 902 is provided with an internal thread, and the clamping piece is provided with an external thread that cooperates with the threaded tube 902, and is threadedly connected to the threaded tube 902 provided with the internal thread; the threaded tube 902 is clamped at the lower end of the water inlet tube 8, and when the threaded tube 902 is rotated, the position of the threaded tube 902 does not change, and the elastic tube 901 slides inside the water inlet tube 8, thereby affecting the change of the flaring 903.

[0042] The central portion of the elastic tube 901 is provided with a through hole through which the water inlet pipe 15 can pass; when the threaded tube 902 is screwed upward from the bottom of the clamping piece until it is stuck at the lower end of the water inlet tube 8, the water inlet pipe 15 is tightly wrapped in the elastic tube 901 by the clamping piece.

[0043] By adopting the above technical solution, when installing and using, one end of the external water inlet pipe 15 is inserted into the elastic tube 901, and the elastic tube 901 inside the water inlet tube 8 is slid inward by twisting the threaded tube 902, and the flared opening 903 of the elastic tube 901 shrinks by utilizing the pipe mouth gap of the water inlet tube 8 to clamp the water inlet pipe 15, thereby achieving the effect of quick installation; when removing the water inlet pipe 15, the threaded tube 902 is twisted in the opposite direction to that during installation, and the elastic tube 901 inside the water inlet tube 8 slides outward, and the flared opening 903 of the elastic tube 901 gradually expands, and the water inlet pipe 15 can be detached, thereby achieving quick removal of the water inlet pipe 15; when the faucet is frozen, the water inlet pipe 15 can be removed to facilitate maintenance and improve the convenience of using the faucet. The surface of the handle 11 is sleeved with an anti-slip sleeve 12, which plays a role in increasing damping.

[0044] Working principle:

[0045] When in use, install the battery 7 in the battery compartment of the protective shell 4, and tighten the bolt 10 to fix the battery shell 6 on the surface of the protective shell 4;

[0046] When installing the water inlet pipe 15, one end of the external water inlet pipe 15 is inserted into the elastic tube 901, and the elastic tube 901 inside the outer sleeve 8 is slid inward by twisting the threaded tube 902, and the flared opening 903 of the elastic tube 901 shrinks by utilizing the gap of the pipe opening of the water inlet tube 8 to clamp the water inlet pipe 15, thereby achieving a quick installation effect; when disassembling the water inlet pipe 15, the threaded tube 902 is twisted in the opposite direction to that during installation, and the elastic tube 901 inside the water inlet tube 8 slides outward, and the flared opening 903 of the elastic tube 901 gradually expands, and the water inlet pipe 15 can be detached, thereby achieving a quick disassembly of the water inlet pipe 15;

[0047] In cold weather, the switch button on the controller 502 is turned on to start the temperature sensor 501 to detect the water temperature. When the temperature is lower than 6°C, the temperature sensor 501 sends a signal to the controller 502, so that the controller 502 controls the heating coil 503 to heat. When the temperature reaches 12°C, the temperature sensor 501 detects and feeds back to the controller 502, and the controller 502 controls the heating coil 503 to stop heating to prevent the faucet from freezing.

[0048] When the faucet is frozen, the faucet can be repaired by removing the water inlet pipe 15, thereby improving the convenience of using the faucet.

[0049] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An antifreeze faucet, comprising a handle (11), a duckbill water outlet pipe (3), a water outlet pipe tube (2) and a water inlet pipe tube (8) connected to a water inlet pipe (15) arranged in sequence from top to bottom, wherein the water inlet pipe (15) is connected to a water source, and the water outlet pipe tube (2), the water inlet pipe tube (8) and the inside of the water inlet pipe are connected; characterized in that: A double-layer protective shell (4) is provided on the outside of the water outlet tube (2), the protective shell comprising an inner shell and an outer shell, a cavity is provided between the inner shell and the outer shell, and a power supply component is provided in the cavity; The invention also comprises a heating component (5), wherein the power component provides a power source for the heating component (5); the heating component (5) comprises a controller (502) and a temperature sensor (501) and a heating coil (503) respectively electrically connected to the controller; the controller (502) and the temperature sensor (501) are arranged in the cavity of the protective shell (4); the sensing end of the temperature sensor (501) penetrates the inner shell of the protective shell (4) and contacts the outer surface of the water outlet tube (2); the heating coil (503) is sleeved on the outer side of the water outlet tube (2), and the inner side of the heating coil (503) contacts the outer wall of the water outlet tube (2), and the outer side of the heating coil (503) is engaged with the inner shell of the protective shell (4).

2. The antifreeze faucet according to claim 1, characterized in that: The power source assembly comprises a battery compartment arranged in the cavity of the protective shell (4), a storage battery (7) is arranged in the battery compartment, and a battery housing (6) detachably connected to the protective shell is arranged at the battery compartment opening.

3. The antifreeze faucet according to claim 1, characterized in that: The water outlet tube (2) and the water inlet tube (8) are connected via an annular connecting seat (1); the top of the connecting seat (1) is threadedly connected to the water outlet tube (2); and the bottom of the connecting seat (1) is threadedly connected to the water inlet tube (8).

4. The antifreeze faucet according to claim 2, characterized in that: The water inlet tube (8) is detachably connected to a water inlet pipe (15) connected to a water source via a quick-connect assembly (9).

5. The antifreeze faucet according to claim 4, characterized in that: The quick-connect assembly (9) comprises an elastic tube (901) and a threaded tube (902) movably connected to the bottom of the elastic tube (901); the elastic tube (901) is provided with a plurality of arc-shaped clamping pieces separated by flaring (903), and the clamping pieces are arranged in a ring shape along the circumference of the elastic tube (901); the threaded tube (902) is provided with an internal thread, and the clamping piece is provided with an external thread matching the threaded tube (902); a through hole is provided at the center of the elastic tube (901) through which a water inlet pipe (15) can pass; when the threaded tube (902) is screwed upward from the bottom of the clamping piece until it is clamped on the lower end of the water inlet pipe tube (8), the water inlet pipe (15) is tightly wrapped in the elastic tube (901) by the clamping piece.

6. The antifreeze faucet according to claim 3, characterized in that: The height of the water outlet tube (2) is greater than the height of the protective shell (4).

7. The antifreeze faucet according to claim 1, characterized in that: A water outlet ring (13) is fixedly connected to the water outlet of the duckbill water outlet pipe (3), and a filter screen (14) is fixedly connected inside the water outlet ring (13).

8. The antifreeze faucet according to claim 1, characterized in that: The switch button on the controller (502) is arranged on the outer surface of the outer shell of the protective shell (4).

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