CN217328515U

CN217328515U - Leak-proof water faucet

Info

Publication number: CN217328515U
Application number: CN202220331266.4U
Authority: CN
Inventors: 王凌
Original assignee: Hangzhou Yirui Sanitaryware Co ltd
Current assignee: Hangzhou Yirui Sanitaryware Co ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-08-30
Anticipated expiration: 2032-02-18

Abstract

The utility model relates to a tap technical field relates to a leak protection tap, include leading body and be located the inside case chamber of leading body, case intracavity internally mounted has the case, this internal drive division that drives the valve core and remove that is equipped with of tap, the perisporium of case is equipped with the external screw thread, be equipped with the internal thread with external screw thread looks adaptation on the inner wall in case chamber, first sealing sleeve is installed to the upper end of case, first sealing sleeve is elastic material, be equipped with the second sealing sleeve on the inner wall of leading body, when rivers see through internal thread to first sealing sleeve department, first sealing sleeve take place deformation with the second sealing sleeve butt, the utility model provides a problem that case threaded connection department leaked.

Description

Leak-proof water faucet

Technical Field

The utility model relates to a tap technical field especially, relates to a leak protection tap.

Background

The faucet is mainly installed in a household water pipe, and the opening or closing of the faucet is controlled by adjusting the position of a valve core of the faucet. The existing threaded faucet has the advantages that the external threads on the valve core are matched with the internal threads on the valve core cavity, and the valve core is driven to move in the valve core cavity through external torsional force, so that the opening and closing of the faucet are controlled. When the faucet is opened, water flow at one side of the water inlet of the faucet impacts the valve core cavity, and at the moment, the water flow is easy to leak from the threaded connection part, so that the water leakage of the faucet is caused, and therefore how to design the leakage-proof faucet capable of preventing the water leakage at the threaded connection part becomes a technical problem to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a leak protection tap improves the leakproofness of threaded connection department, prevents that tap from leaking.

In order to solve the technical problem, the technical scheme of the utility model is that:

the utility model provides a leak protection tap, includes leading body and is located the inside case chamber of leading body, case chamber internally mounted has the case, this internal drive division that drives the case removal that is equipped with of tap, the perisporium of case is equipped with the external screw thread, be equipped with the internal thread with external screw thread looks adaptation on the inner wall in case chamber, first sealing sleeve is installed to the upper end of case, first sealing sleeve is elastic material, be equipped with the sealed sleeve of second on the inner wall of leading body, when rivers see through internal thread to the sealed sleeve department of first, first sealing sleeve take place deformation with the sealed sleeve butt of second.

The utility model discloses utilize the cooperation of first sealing sleeve and second sealing sleeve, will see through the separation of internal screw thread rivers at tap originally internally, upwards gush out through the internal thread when rivers, rivers cause first sealing sleeve to take place deformation and the closely laminating of second sealing sleeve, and then will upwards gush out the rivers flow resistance and separate to the clearance of sealing sleeve and case intracavity wall, prevent the rivers upwards blowout, and then solve the problem that tap leaked.

Furthermore, the upper end face of the valve core is provided with a mounting groove, the first sealing sleeve is provided with a mounting end, the mounting end is made of rubber materials, and the mounting end is extruded to deform and is inserted into the mounting groove.

Furthermore, a ring groove is formed in the peripheral wall of the valve core cavity, and the upper end of the first sealing sleeve extends into the ring groove.

Furthermore, a sealing ring extending along the radial direction of the second sealing sleeve is arranged on the second sealing sleeve, the sealing ring is placed on the faucet body, an end cover is installed at the upper end of the faucet body, and the end cover presses the sealing ring onto the faucet body in a pressing mode.

Furthermore, the driving part comprises a driving rod and a shifting block fixed on the driving rod, a driving hole is formed in the axis of the valve core, a shifting groove arranged along the radial direction of the valve core is formed in one side of the driving hole, the shifting block is connected to the shifting groove in an inserted mode and connected in a sliding mode, and the upper end of the driving rod extends out of the faucet body.

Further, the driving part further comprises a driving disc, and the driving disc is fixedly installed at the upper end of the driving rod.

Drawings

Fig. 1 is a schematic external structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is an exploded view of FIG. 2;

FIG. 4 is a schematic view of a valve closed state;

FIG. 5 is a schematic view of the valve in an open state;

fig. 6 is an enlarged structural diagram of a in fig. 4.

Reference numerals: 1. a faucet body; 11. a water inlet; 12. a water outlet; 13. a valve seat; 14. a valve core cavity; 141. an internal thread; 142. a ring groove; 2. a valve core; 21. a valve core head; 22. a lifting seat; 221. an external thread; 222. a drive aperture; 223. a poking groove; 224. mounting grooves; 3. a seal member; 31. a first seal sleeve; 311. an installation end; 32. a second sealing sleeve; 321. a seal ring; 4. an end cap; 51. a drive rod; 52. shifting blocks; 53. a drive plate.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

Example (b):

the embodiment provides a leakage-proof faucet, which mainly prevents water leakage at the threaded connection part of a valve core.

The water-saving faucet comprises a faucet body 1 and a valve core cavity 14 located inside the faucet body 1, as shown in fig. 1, one end of the faucet body 1 is communicated with the valve core cavity 14 and is provided with a water inlet 11, the other end of the faucet body is communicated with the valve core cavity 14 and is provided with a water outlet 12, the valve core cavity 14 is internally provided with a valve core 2, the faucet body 1 is internally provided with a driving part for driving the valve core 2 to move, as shown in fig. 2, the valve core 2 comprises a lifting seat 22 and a valve core head 21 fixed on the lower end surface of the lifting seat 22, as shown in fig. 4, the faucet body 1 is also internally provided with a valve seat 13 matched with the valve core head 21 for use, when the valve core head 21 is abutted against the valve seat 13, the valve core head 21 disconnects the water inlet 11 from the water outlet 12, as shown in fig. 5, when the valve core head 21 is disengaged from the valve seat 13, the water inlet 11 is communicated with the water outlet 12, as shown in fig. 6, the peripheral wall of the lifting seat 22 is provided with an external thread 221, the inner wall of the valve core cavity 14 is provided with an internal thread 141 matched with the external thread 221, the upper end of the lifting seat 22 is provided with a first sealing sleeve 31, the first sealing sleeve 31 is made of elastic material, the inner wall of the faucet body 1 is provided with a second sealing sleeve 32, and when water flows through the internal thread 141 to the first sealing sleeve 31, the first sealing sleeve 31 deforms and is abutted to the second sealing sleeve 32.

Specifically, the method comprises the following steps: when water flows to the first sealing sleeve 31, the first sealing sleeve 31 is made of elastic material, so that the first sealing sleeve 31 is pushed to deform to abut against the second sealing sleeve 32, the water is stopped at the first sealing sleeve 31, the water is prevented from continuously flowing upwards, and the problem of water leakage of the faucet is solved.

The first sealing sleeve 31 is made of rubber material.

In order to realize the installation of the first sealing sleeve 31, as shown in fig. 3 and fig. 6, an installation groove 224 is formed in the upper end surface of the lifting seat 22, an installation end 311 is arranged on the first sealing sleeve 31, the installation end 311 is made of a rubber material, and the installation end 311 is deformed by being pressed and inserted into the installation groove 224.

Through the above arrangement, the mounting end 311 is arranged on the first sealing sleeve 31, and the mounting end is matched with the mounting groove 224 on the lifting seat 22, so that the first sealing sleeve 31 can be detachably mounted, and the first sealing sleeve 31 can be replaced conveniently.

In order to accommodate the first sealing sleeve 31 when the valve core 2 is opened, in the present embodiment, as shown in fig. 6, an annular groove 142 is formed in a peripheral wall of the valve core chamber 14, and an upper end of the first sealing sleeve 31 extends into the annular groove 142.

Through the above arrangement, when the lifting seat 22 is lifted up under the action of the torque of the driving part, the lifting seat 22 drives the first sealing sleeve 31 to move up, and the upper end of the first sealing sleeve 31 extends to the inside of the ring groove 142, so that the ring groove 142 can be used for accommodating the first sealing sleeve 31.

In order to seal the water flowing to the first sealing sleeve 31, in this embodiment, as shown in fig. 3 and fig. 6, a sealing ring 321 extending along a radial direction of the second sealing sleeve 32 is provided on the second sealing sleeve 32, the sealing ring 321 is placed on the faucet body 1 and closes an upper end opening of the faucet body 1, an end cap 4 is installed at an upper end of the faucet body 1, the end cap 4 is connected with the faucet body 1 through a thread, and the end cap 4 presses the sealing ring 321 onto the faucet body 1.

Through the setting, utilize sealing ring 321 to place in the upper end of leading body 1, can prevent that second seal sleeve 32 from dropping to case chamber 14 in, end cover 4 installs on leading body 1 and carries out the pressfitting to sealing ring 321, will strengthen the sealed to leading body 1 upper end open-ended, prevents that rivers from leaking.

In order to rotate the lifting seat 22 and open or close the faucet, in this embodiment, as shown in fig. 5 and 6, the driving portion includes a driving rod 51 and a shifting block 52 fixed on the driving rod 51, a driving hole 222 is formed at an axis of the valve core 2, a shifting groove 223 radially disposed along the valve core 2 is formed at one side of the driving hole 222, the shifting block 52 is inserted into the shifting groove 223 and slidably connected, and an upper end of the driving rod 51 extends out of the faucet body 1.

Through the above arrangement, the shifting block 52 is inserted into the shifting groove 223, and the driving rod 51 is rotated, so that the lifting seat 22 can be driven to rotate, when the lifting seat 22 rotates, the external thread 221 rotates relative to the internal thread 141, so that the lifting seat 22 ascends or descends, and the valve core head 21 can be driven to change in position, and the faucet can be controlled to be opened or closed.

In order to assist the rotation of the driving rod 51, in the embodiment, as shown in fig. 2 and 5, the driving portion further includes a driving disk 53, and the driving disk 53 is fixedly mounted on the upper end of the driving rod 51.

Through the above arrangement, the driving disc 53 is rotated, so that the driving rod 51 can be driven to rotate, the rotating torque applied to the driving rod 51 can be reduced, and the strength is saved.

Above only the typical example of the utility model discloses, in addition, the utility model discloses can also have other multiple concrete implementation manners, all adopt the technical scheme that equivalent replacement or equivalent transform formed, all fall in the utility model discloses the scope of claiming.

Claims

1. The utility model provides a leak protection tap, includes tap body (1) and is located tap body (1) inside case chamber (14), case chamber (14) internally mounted has case (2), be equipped with the drive division that drives valve core (2) and remove in tap body (1), the perisporium of case (2) is equipped with external screw thread (221), be equipped with on the inner wall of case chamber (14) with internal thread (141) of external screw thread (221) looks adaptation, its characterized in that: the water faucet is characterized in that a first sealing sleeve (31) is installed at the upper end of the valve core (2), the first sealing sleeve (31) is made of elastic materials, a second sealing sleeve (32) is arranged on the inner wall of the faucet body (1), and when water flows through the inner thread (141) to the first sealing sleeve (31), the first sealing sleeve (31) deforms and is abutted to the second sealing sleeve (32).

2. An anti-leakage faucet according to claim 1, characterized in that: the upper end surface of the valve core (2) is provided with a mounting groove (224), the first sealing sleeve (31) is provided with a mounting end (311), the mounting end (311) is made of rubber materials, and the mounting end (311) is extruded to deform and is inserted into the mounting groove (224).

3. An anti-leakage faucet according to claim 1 or 2, characterized in that: an annular groove (142) is formed in the peripheral wall of the valve core cavity (14), and the upper end of the first sealing sleeve (31) extends into the annular groove (142).

4. An anti-leakage faucet according to claim 1, characterized in that: the sealing ring (321) radially extending along the second sealing sleeve (32) is arranged on the second sealing sleeve (32), the sealing ring (321) is placed on the faucet body (1), the end cover (4) is installed at the upper end of the faucet body (1), and the end cover (4) presses the sealing ring (321) onto the faucet body (1).

5. An anti-leakage faucet according to claim 1, characterized in that: the driving portion comprises a driving rod (51) and a shifting block (52) fixed to the driving rod (51), a driving hole (222) is formed in the axis of the valve core (2), a shifting groove (223) radially arranged along the valve core (2) is formed in one side of the driving hole (222), the shifting block (52) is connected to the shifting groove (223) in an inserted mode and connected in a sliding mode, and the upper end of the driving rod (51) extends out of the faucet body (1).

6. An anti-leakage faucet according to claim 5, characterized in that: the driving part further comprises a driving disc (53), and the driving disc (53) is fixedly mounted at the upper end of the driving rod (51).