Kitchen faucet capable of rapidly installing hollow valve element

Abstract

The kitchen faucet comprises a faucet body shell, the flat-head hollow valve element is connected to the top end in the faucet body shell in a penetrating mode, a screwing handle is arranged on a screwing valve element shaft of the flat-head hollow valve element, and a quick-release buckling pipe fitting is connected to a water outlet pipe in a buckled and sleeved mode through pulling. The quick-release buckle pipe fitting penetrates into the faucet upper connecting pipe and is rotationally arranged in a threaded connection mode, so that when foreign matter blocks the joint of the faucet upper connecting pipe and the drawing water conveying pipe in the faucet using process, the faucet upper connecting pipe can be rotated to a proper disassembly and assembly position; when the faucet upper connecting pipe is pulled upwards, due to the fact that the quick-release buckle pipe fitting connected with the interior of the faucet upper connecting pipe in a threaded mode is connected with the buckle at one end of the drawing water conveying pipe, the faucet upper connecting pipe is pulled upwards to enable the quick-release buckle pipe fitting to be separated from one end of the drawing water conveying pipe, and the faucet upper connecting pipe and the drawing water conveying pipe can be detached and separated. And therefore, the connecting pipe on the faucet is conveniently disassembled to clean internal blocked foreign matters.

Description

Technical Field

[0001] The utility model belongs to the technical field of kitchen faucets, and particularly relates to a kitchen faucet with a quick-installation hollow valve core. Background Art

[0002] Kitchen faucets are essential water supply devices in the kitchen. From initially only providing tap water output to having cold and hot water mixing functions, the functions of kitchen faucets are becoming increasingly rich and perfect. However, existing kitchen faucets can only rotate singlely during use and cannot be pulled out to adjust the water outlet position, which is rather inconvenient to use.

[0003] For this reason, a new type of pull-out kitchen faucet with the publication number of "CN212177988U" includes a main body, a base and a spray head. The installation end of the base is spirally installed with a quick connector through a fixing fitting. The output end of the base is fixedly installed with the installation end of the main body. The side of the main body is connected in a T-shaped manner with a mixing water valve core. The output end of the main body is spirally installed with a conversion joint, and an umbrella pipe is spirally installed through the conversion joint. A hose is arranged inside the umbrella pipe. The input end of the hose passes through the umbrella pipe, the main body and the quick connector in sequence. The end of the hose is provided with a pipe joint through the umbrella pipe, and the end of the pipe joint is fixedly installed with the installation end of the spray head through a sheath. It has the advantages of convenient and quick installation, 360-degree rotatable water output, and cost saving, and solves the problems that existing kitchen faucets can only rotate singlely during use, cannot be pulled out to adjust the water outlet position, are inconvenient to use, and have high costs.

[0004] However, for the above new type of pull-out kitchen faucet, although the output end of the main body is spirally installed with a conversion joint and an umbrella pipe is spirally installed through the conversion joint, and a hose is arranged inside the umbrella pipe, there are still the following obvious defects during use: the umbrella pipe in the above kitchen faucet is connected to the main body through a conversion screw. During use, impurities may block the connection between the umbrella pipe and the conversion joint due to the output of tap water through the umbrella pipe, and the screwed position may rust after a long time of use, making it impossible to unscrew the umbrella pipe for impurity cleaning. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a kitchen faucet with a quick-installation hollow valve core to solve the problems raised in the above background art.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A kitchen faucet with a quick-installation hollow valve core, comprising:

[0007] The faucet main body housing, at the top inside the faucet main body housing, there is a flat-headed hollow valve core that allows water to enter the pipeline inside the faucet and be output. On the screwing valve core shaft of the flat-headed hollow valve core and at the end of the faucet main body housing, there is a screwing handle for screwing and switching the flat-headed hollow valve core. The screwing handle and the faucet main body housing are fixed with a pull-out water delivery pipe with a quick-release connection kit through the penetration of the flat-headed hollow valve core;

[0008] The upper connecting pipe of the faucet. One end of the pull-out water delivery pipe is connected to the upper connecting pipe of the faucet through a quick-release connection kit by screwing. The upper end of the upper connecting pipe of the faucet is hermetically connected with a water outlet faucet elbow for outputting the water inside the pull-out water delivery pipe by using a rubber ring. The other end of the water outlet faucet elbow is provided with a pull-out water outlet head through a faucet pipe orifice glue film. The pull-out water delivery pipe is inserted into and clamped inside the bottom end of the upper connecting pipe of the faucet through a quick-release buckle pipe fitting.

[0009] Preferably, inside the lower end of the faucet main body housing, there is a main body cylinder that presses tightly on the flat-headed hollow valve core. Inside the main body cylinder, a cold water inlet pipe, a hot water inlet pipe, and an inlet quick-connection pipe penetrate from the bottom end. One ends of the cold water inlet pipe and the hot water inlet pipe are connected to the water inlet end at the bottom of the flat-headed hollow valve core, which can realize the mixed output of cold and hot water inside the kitchen faucet, and an external water outlet pipe fitting can be connected through the inlet quick-connection pipe.

[0010] Preferably, at the top inside the screwing handle, there is a fixed joint. Inside the fixed joint, there is a conversion flower tooth. At the bottom end of the screwing handle, there is a split gland that is separately connected to the faucet main body housing, which can enable the upper connecting pipe of the faucet to rotate and move at the top of the faucet main body housing, realizing the output of water in different directions.

[0011] Preferably, a cross-recessed head screw penetrates into the hole groove at the end of the fixed joint. The screwing handle is fixed to the end of the faucet main body housing through the cross-recessed head screw, and the bottom of the conversion flower tooth is connected to the rotating valve core shaft rod of the flat-headed hollow valve core, realizing the mixed output of cold and hot water through the flat-headed hollow valve core.

[0012] Preferably, a gravity ball for controlling the opening and closing of the water flow by gravity is connected to the inlet quick-connection pipe, realizing the control of the opening and closing of the incoming water.

[0013] Preferably, a pipeline positioning disk for positioning the pipe body is sleeved on the cold water inlet pipe, the hot water inlet pipe, and the inlet quick-connection pipe. The pull-out water delivery pipe penetrates into the inside of the faucet main body housing from the middle of the pipeline positioning disk, realizing the positioning of the water inlet pipe fittings and avoiding the problem of winding and entanglement following the rotation of the upper connecting pipe of the faucet.

[0014] Compared with the prior art, the technical effects and advantages of the present utility model are as follows: For the kitchen faucet with a quickly installed hollow valve core, by pulling out the quick-release snap-fit pipe fitting sleeved on the draw-out water pipe in a snap-fit manner, and the quick-release snap-fit pipe fitting is inserted into the upper connecting pipe of the faucet and is rotationally arranged through threaded connection. When a foreign object blocks the connection between the upper connecting pipe of the faucet and the draw-out water delivery pipe during the use of the faucet, the upper connecting pipe of the faucet can be rotated to a suitable position within the disassembly and assembly range. Since the quick-release snap-fit pipe fitting internally connected by threads and one end of the draw-out water delivery pipe are snap-connected, pulling the upper connecting pipe of the faucet upward can make the quick-release snap-fit pipe fitting disengage from one end of the draw-out water delivery pipe, so that the upper connecting pipe of the faucet and the draw-out water delivery pipe can be disassembled and separated, thus facilitating the disassembly and assembly for cleaning the foreign objects blocking the inside of the upper connecting pipe of the faucet. At the same time, it is beneficial to the installation and disassembly of the draw-out water delivery pipe. Through the vertical integrated combination of the screwing wrench, the faucet main body housing, and the upper connecting pipe of the faucet, the screwing handle and the pipeline of the faucet can be integrated for switching, and the installation space of the high kitchen faucet can be reduced, and the kitchen faucet will not be accidentally touched and closed, making the kitchen faucet more concise and convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic structural diagram of the whole of the present utility model.

[0016] In the figure: 1. Faucet main body housing; 2. Flat head hollow valve core; 3. Screwing handle; 4. Draw-out water delivery pipe; 5. Upper connecting pipe of the faucet; 6. Water outlet faucet elbow; 7. Draw-out water outlet head; 8. Main body cylinder; 9. Cold water inlet pipe; 10. Hot water inlet pipe; 11. Inlet quick connecting pipe; 12. Fixed joint; 13. Conversion flower teeth; 14. Split gland; 15. Cross countersunk head screw; 16. Gravity ball; 17. Pipeline positioning disc; 18. Quick-release snap-fit pipe fitting. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0018] Please refer to Figure 1 , the present utility model provides a technical solution: A kitchen faucet with a quickly installed hollow valve core, comprising:

[0019] The faucet main body housing 1, at the top inside the faucet main body housing 1, a flat-headed hollow valve core 2 is inserted through, which allows water to enter the pipeline inside the faucet for output. The flat-headed hollow valve core 2 penetrates from the inside of the bottom end of the faucet main body housing 1 to the inner top end of the faucet main body housing 1, and the valve core rotating shaft of the flat-headed hollow valve core 2 extends to the outside of the top end of the faucet main body housing 1. And a connecting convex tooth is provided around its outer surface, which is beneficial for socketing and rotating with the conversion flower tooth 13. On the screwing valve core shaft of the flat-headed hollow valve core 2 and at the end of the faucet main body housing 1, there is a screwing handle 3 for screwing and switching the flat-headed hollow valve core 2. The surface of the screwing handle 3 is provided with anti-slip lines that play an anti-slip role during screwing, which is beneficial for screwing the flat-headed hollow valve core 2. The screwing handle 3 and the faucet main body housing 1 are fixed with a pull-out water delivery pipe 4 with a quick-release connection kit through the penetration of the flat-headed hollow valve core 2. One end of the pull-out water delivery pipe 4 connected to the upper faucet connection pipe 5 is a metal hard pipeline, which can provide stable support for the upper faucet connection pipe 5.

[0020] The upper faucet connection pipe 5, the pull-out water delivery pipe 4 is screwed and communicated with the upper faucet connection pipe 5 by using a quick-release connection kit buckled at one end, which is beneficial for water output. The upper end of the upper faucet connection pipe 5 is hermetically connected with a water outlet faucet elbow 6 for outputting the water inside the pull-out water delivery pipe 4 through a rubber ring, so that the pull-out water delivery pipe 4 can be hermetically communicated with the water outlet faucet elbow 6 through the upper faucet connection pipe 5. The other end of the water outlet faucet elbow 6 is provided with a pull-out water head 7 through a faucet pipe orifice rubber ring connected thereto, so as to achieve the effect of extending the water outlet of the water outlet pipe part by pulling in and out the pull-out water delivery pipe 4. The pull-out water delivery pipe 4 is inserted and clamped inside the bottom end of the upper faucet connection pipe 5 through a quick-release buckle pipe fitting 18.

[0021] Inside the lower end of the faucet main body housing 1, a main body cylinder 8 for pressing against the flat-headed hollow valve core 2 is inserted. On both sides of the bottom of the main body cylinder 8, screw members are penetrated, so that the main body cylinder 8 is fixed inside the bottom end of the faucet main body housing 1 by means of the screw members. Inside the main body cylinder 8, a cold water inlet pipe 9, a hot water inlet pipe 10, and a water inlet quick connector 11 are inserted from the bottom end. One ends of the cold water inlet pipe 9 and the hot water inlet pipe 10 are connected to the water inlet ends at the bottom of the flat-headed hollow valve core 2, so that the mixture of cold water and hot water is input into the kitchen faucet for output. At the top end inside the screwing handle 3, a fixed joint 12 is provided. At the top end of the fixed joint 12, an externally threaded connecting portion protruding upward is provided, so that the fixed joint 12 is threadedly connected to the top end inside the faucet upper connecting pipe 5 through the externally threaded connecting portion. A conversion flower gear 13 is inserted into the fixed joint 12. At the bottom end of the screwing handle 3, a split gland 14 detachably connected to the faucet main body housing 1 is provided. The outside of the split gland 14 is a threaded surface, and the split gland 14 is threadedly installed inside the screwing handle 3 through the threaded surface. A cross-recessed head screw 15 is inserted into the hole groove at the end of the fixed joint 12 for locking the fixed joint 12 to the end of the faucet main body housing 1. The screwing handle 3 is fixed to the end of the faucet main body housing 1 by the cross-recessed head screw 15, and the bottom of the conversion flower gear 13 is connected to the rotating valve core shaft rod of the flat-headed hollow valve core 2, so that the rotation of the screwing handle 3 drives the conversion flower gear 13 to rotate, driving the flat-headed hollow valve core 2 to rotate to allow water to enter when opened. A gravity ball 16 for controlling the opening and closing of the water flow by gravity is connected to the water inlet quick connector 11. A pipeline positioning disc 17 for positioning the pipe body is sleeved on the cold water inlet pipe 9, the hot water inlet pipe 10, and the water inlet quick connector 11. The pull-out water delivery pipe 4 penetrates into the faucet main body housing 1 from the middle of the pipeline positioning disc 17 to ensure the stability of the pipeline position inside the faucet main body housing 1.

[0022] Specifically, when in use, first install the flat-head hollow valve core 2 on the inner top of the faucet main body shell 1, and extend the core shaft of the flat-head hollow valve core 2 to the outside of the top of the faucet main body shell 1, then limit the rotation of the conversion tooth 13 and the core shaft of the flat-head hollow valve core 2, and screw the split pressure cover 14 on the bottom end of the screwing handle 3, and at the same time, movably sleeve the screwing handle 3 on the outside of the conversion tooth 13, and support and install the fixed joint 12 on the upper end of the screwing handle 3, and then use screws to pass through the fixed joint 12 to fix it to the end of the faucet main body shell 1, and then pass the pull-out water pipe 4 through the flat-head hollow valve core 2 and the conversion tooth 13, the fixed joint 12 and the end of the faucet main body shell 1. The joint 12 extends to the upper end of the faucet upper pipe 5, and the rubber ring is installed in the end sealing groove of the faucet upper pipe 5. Finally, one end of the faucet elbow 6 is inserted into and clamped on the pull-out water pipe 4 by using the quick-release buckle pipe fitting 18. The faucet upper pipe 5 is pulled upward. Due to the quick-release buckle pipe fitting 18 with its internal thread connection and the buckle connection at one end of the pull-out water pipe 4, the faucet upper pipe 5 is pulled upward to make the quick-release buckle pipe fitting 18 detach from one end of the pull-out water pipe 4, so that the faucet upper pipe 5 can be disassembled and separated from the pull-out water pipe 4, thereby facilitating the disassembly and assembly of the faucet upper pipe 5 to clean the internal blockage of foreign objects, and at the same time facilitating the installation and disassembly of the pull-out water pipe 4.

[0023] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A kitchen faucet with a quick installation hollow valve core, characterized in that: include: A faucet main body shell (1), the top of the faucet main body shell (1) is penetrated with a flat-headed hollow valve core (2) for allowing water to enter the pipeline in the faucet for output, a screw handle (3) for turning the flat-headed hollow valve core (2) on and off is provided on the screw valve core axis of the flat-headed hollow valve core (2) and at the end of the faucet main body shell (1), the screw handle (3) and the faucet main body shell (1) are penetrated and fixed with a pull-out water pipe (4) with a quick-release connection kit through the flat-headed hollow valve core (2); The faucet upper pipe (5) is connected to the faucet upper pipe (5) by threading through a quick-release connection kit that is buckled at one end. The upper end of the faucet upper pipe (5) is sealed with a water outlet faucet elbow (6) for outputting water from the pull-out water outlet pipe (4) by a rubber ring. The other end of the water outlet faucet elbow (6) is provided with a pull-out water outlet head (7) through a faucet pipe mouth rubber film connected thereto. The pull-out water outlet pipe (4) is inserted into the bottom end of the faucet upper pipe (5) by a quick-release buckle pipe fitting (18) and is buckled into the inside.

2. A kitchen faucet with a quick installation hollow valve core according to claim 1, characterized in that: A main body tube (8) for tightening the flat-head hollow valve core (2) is inserted into the lower end of the faucet main body shell (1), and a cold water inlet pipe (9), a hot water inlet pipe (10), and a water inlet quick-connect pipe (11) are inserted into the main body tube (8) from the bottom end, and one end of the cold water inlet pipe (9) and the hot water inlet pipe (10) are connected to the water inlet end at the bottom of the flat-head hollow valve core (2).

3. A kitchen faucet with a quick installation hollow valve core according to claim 1, characterized in that: The top end of the screwing handle (3) is provided with a fixed joint (12), and the fixed joint (12) is provided with a conversion tooth (13). The bottom end of the screwing handle (3) is provided with a split pressure cover (14) which is separately connected to the faucet main body shell (1).

4. A kitchen faucet with a quick installation hollow valve core according to claim 3, characterized in that: A cross countersunk screw (15) is inserted into the hole groove at the end of the fixed joint (12), and the screwing handle (3) is fixed to the end of the faucet main body shell (1) by the cross countersunk screw (15), and the bottom of the conversion tooth (13) is connected to the rotating valve core shaft rod of the flat-head hollow valve core (2).

5. The kitchen faucet with a quick installation hollow valve core according to claim 2, characterized in that: The water inlet quick-connect pipe (11) is connected to a gravity ball (16) for controlling the opening and closing of water flow by gravity.

6. A kitchen faucet with a quick installation hollow valve core according to claim 5, characterized in that: The cold water inlet pipe (9), the hot water inlet pipe (10) and the water inlet quick-connect pipe (11) are provided with a pipe positioning disk (17) for positioning the pipe body, and the pull-out water delivery pipe (4) is inserted from the middle of the pipe positioning disk (17) into the interior of the faucet main body housing (1).

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