CN215371160U

CN215371160U - Valve core of time-delay self-closing water tap

Info

Publication number: CN215371160U
Application number: CN202121867786.9U
Authority: CN
Inventors: 李益荣; 王杰; 李侠君
Original assignee: Wenzhou Jiarong Sanitary Ware Co ltd
Current assignee: Wenzhou Jiarong Sanitary Ware Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2021-12-31
Anticipated expiration: 2031-08-10

Abstract

The utility model relates to a valve core of a time-delay self-closing water tap, which comprises a valve body, a flashboard and a pressure cap, wherein the side wall of the valve body is provided with a water inlet and a water outlet, a valve seat is fixedly arranged in the valve body, a sealing plate is integrally formed at the bottom of the valve body, a damping cavity is arranged between the valve seat and the sealing plate in the valve body, a water passing flow passage for communicating the water inlet and the water outlet is arranged on the valve seat, a flashboard passage is also arranged on the valve seat, the flashboard is arranged on the flashboard passage, the flashboard is matched with the valve seat to seal the water passing flow passage, a water passing port is arranged at the middle position of the flashboard, the pressure cap is connected with the upper end of the flashboard, the lower end of the flashboard is connected with a piston, the piston is positioned in the damping cavity, oil is arranged in the damping cavity, a resetting mechanism for upwards pushing the flashboard is arranged in the valve body, and the time-delay time of the utility model is long enough, the hand washing requirements of most users are met.

Description

Valve core of time-delay self-closing water tap

Technical Field

The utility model relates to the technical field of valve cores, in particular to a valve core of a time-delay self-closing water faucet.

Background

The valve core of the time-delay self-closing faucet is arranged in the time-delay self-closing faucet to play a role in controlling water flow, and the time-delay self-closing faucet is widely applied to public places such as hotels, restaurants, stations, hospitals, student apartments and the like. The mechanical time-delay self-closing faucet only needs to press the button top cover, the electronic time-delay self-closing faucet only needs to be close to a body, the faucet is opened, and can be automatically closed after being separated, so that convenience is realized, cross contamination is avoided, the time delay time of the valve core of the conventional mechanical time-delay self-closing faucet is not long enough, and water outlet is stopped before people have not washed hands.

SUMMERY OF THE UTILITY MODEL

The utility model provides a valve core of a time-delay self-closing faucet, which has enough time delay, meets the hand washing requirements of most users and solves the problems existing in the use process in the prior art.

The technical scheme of the utility model is realized as follows: a valve core of a time-delay self-closing faucet comprises a valve body, a gate plate and a pressing cap, wherein the valve body is cylindrical, a water inlet and a water outlet are formed in the side wall of the valve body and are symmetrically arranged, a valve seat is fixedly installed in the valve body, a sealing plate is integrally formed at the bottom of the valve body, a damping cavity is formed between the valve seat and the sealing plate in the valve body, a water passing flow channel for communicating the water inlet and the water outlet is formed in the valve seat, a gate plate channel is further formed in the valve seat and vertically penetrates through the water passing flow channel, the gate plate is arranged on the gate plate channel, the upper end and the lower end of the gate plate penetrate through the gate plate channel, the gate plate is matched with the valve seat and is used for sealing the water passing flow channel, a water passing port is formed in the middle of the gate plate, and the water passing port corresponds to the water inlet and the water outlet when the gate plate moves downwards, the upper end at the flashboard is connected to the pressure cap, the lower extreme of flashboard is connected with the piston, the piston is located the damping cavity, be equipped with fluid in the damping cavity, be equipped with the canceling release mechanical system who is used for upwards promoting the flashboard in the valve body.

Preferably, the reset mechanism comprises a first spring, the first spring is arranged in the damping cavity, and the upper end and the lower end of the first spring are respectively abutted against the piston and the sealing plate.

Preferably, the reset mechanism further comprises a second spring, an assembly cavity is formed in the upper side of the valve body, the second spring is arranged in the assembly cavity, the second spring is sleeved on the side wall of the upper end of the valve seat, and the upper end of the second spring abuts against the pressing cap.

Preferably, an internal thread is formed on the inner side wall of the assembly cavity, an adjusting ring seat is connected to the internal thread in a threaded manner, and the adjusting ring seat is arranged at the lower end of the second spring and supports against the lower end of the second spring.

Preferably, the pressure cap is fixed on the flashboard through a screw rod, and the adjusting ring seat is provided with a rotating socket.

Preferably, the length of the water passing opening is 2-2.5 times of the length of the water inlet and the water outlet.

Preferably, a filter screen is arranged on the water passing port.

In conclusion, the beneficial effects of the utility model are as follows:

1. according to the utility model, the pressing cap is pressed downwards, so that the flashboard moves downwards in the flashboard channel of the valve seat, when the water passing flow channel corresponds to the water inlet and the water outlet, water flows out of the water outlet through the water passing flow channel through the water inlet, and the piston is positioned in the damping cavity, and oil is arranged in the damping cavity, so that after the piston is pressed down along with the flashboard, and the flashboard is reset upwards through the resetting mechanism, the flashboard can slow down the upward movement speed due to the damping action of the piston, thereby prolonging the time delay of the resetting of the flashboard, and meeting the hand washing requirements of most users.

2. Reset mechanism is including first spring, first spring is used for upwards promoting the piston, reset mechanism is still including the second spring, the second spring is used for upwards promoting and presses the cap, first spring and second spring can upwards reset by reliable and stable drive flashboard, in addition, through the upper and lower position that changes the regulating ring seat, can adjust the speed of flashboard rebound, when the regulating ring seat is located the downside of assembly chamber, the second spring upwards just diminishes to pressing the produced elasticity of cap, the flashboard resets slowly this moment, and when the regulating ring seat is located the upside of assembly chamber, the second spring upwards just grow to pressing the produced elasticity of cap, the flashboard reset block.

3. The length of the water passing opening is 2-2.5 times of the length of the water inlet and the water outlet, and the corresponding time of the water passing opening, the water inlet and the water outlet is effectively prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

In the figure: 1. a valve body; 2. a shutter plate; 3. pressing the cap; 4. a water inlet; 5. a water outlet; 6. a valve seat; 7. a sealing plate; 8. a damping chamber; 9. a water passing flow channel; 10. a gate passage; 11. a water outlet; 12. a piston; 13. oil liquid; 14. a first spring; 15. a second spring; 16. an assembly chamber; 17. an internal thread; 18. an adjusting ring seat; 19. a screw; 20. rotating the socket; 21. and (4) a filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

as shown in figure 1, the utility model discloses a valve core of a time-delay self-closing water tap, which comprises a valve body 1, a flashboard 2 and a pressure cap 3, wherein the valve body 1 is cylindrical, the side wall of the valve body 1 is provided with a water inlet 4 and a water outlet 5, the water inlet 4 and the water outlet 5 are symmetrically arranged, a valve seat 6 is fixedly arranged in the valve body 1, a sealing plate 7 is integrally formed at the bottom of the valve body 1, a damping cavity 8 is arranged between the valve seat 6 and the sealing plate 7 in the valve body 1, a water flow channel 9 for communicating the water inlet 4 with the water outlet 5 is arranged on the valve seat 6, a flashboard channel 10 is also arranged on the valve seat 6, the flashboard channel 10 vertically penetrates through the water flow channel 9, the flashboard channel 10 vertically penetrates through the valve seat 6, the flashboard 2 is arranged on the flashboard channel 10, and the upper end and the lower end of the flashboard 2 both penetrate through the flashboard channel 10, the gate plate 2 is used for sealing the water flowing channel 9 in a matched manner with the valve seat 6, a water passing port 11 is formed in the middle of the gate plate 2, the water passing port 11 corresponds to the water inlet 4 and the water outlet 5 when the gate plate 2 moves downwards, the pressing cap 3 is connected to the upper end of the gate plate 2, the lower end of the gate plate 2 is connected with a piston 12, the piston 12 is located in a damping cavity 8, oil liquid 13 is arranged in the damping cavity 8, and a reset mechanism used for upwards pushing the gate plate 2 is arranged in the valve body 1.

The working principle of the utility model is as follows: according to the utility model, the pressing cap 3 is pressed downwards, so that the gate plate 2 moves downwards in the gate plate channel 10 of the valve seat 6, when the water passing channel 9 corresponds to the water inlet 4 and the water outlet 5, water flows out of the water outlet 5 through the water passing channel 9 through the water inlet 4, and because the lower end of the gate plate 2 is connected with the piston 12, the piston 12 is positioned in the damping cavity 8, and oil liquid 13 is arranged in the damping cavity 8, after the piston 12 is pressed down along with the gate plate 2, and when the gate plate 2 is reset upwards through the resetting mechanism, the gate plate 2 can slow down the upward movement speed due to the damping action of the piston 12, so that the reset delay time is prolonged, and the hand washing requirements of most users are met.

The reset mechanism comprises a first spring 14, the first spring 14 is arranged in the damping cavity 8, the upper end and the lower end of the first spring 14 are respectively abutted against the piston 12 and the sealing plate 7, and the first spring 14 is used for pushing the piston 12 upwards. In addition, the reset mechanism further comprises a second spring 15, an assembly cavity 16 is formed in the upper side of the valve body 1, the second spring 15 is arranged in the assembly cavity 16, the second spring 15 is sleeved on the side wall of the upper end of the valve seat 6, the upper end of the second spring 15 is abutted to the pressing cap 3, the second spring 15 is used for upwards pushing the pressing cap 3, and the first spring 14 and the second spring 15 can stably and reliably drive the gate plate 2 to upwards reset.

In order to adjust the upward resetting speed of the flashboard 2, an internal thread 17 is formed on the inner side wall of the assembling cavity 16, an adjusting ring seat 18 is connected to the internal thread 17 in a threaded manner, the adjusting ring seat 18 is arranged at the lower end of the second spring 15 to abut against the lower end of the second spring 15, the upward moving speed of the flashboard 2 can be adjusted by changing the upper position and the lower position of the adjusting ring seat 18, when the adjusting ring seat 18 is positioned at the lower side of the assembling cavity 16, the upward elastic force generated by the second spring 15 on the pressing cap 3 is reduced, at the moment, the resetting of the flashboard 2 is slow, and when the adjusting ring seat 18 is positioned at the upper side of the assembling cavity 16, the upward elastic force generated by the second spring 15 on the pressing cap 3 is increased, and the resetting block of the flashboard 2 is formed. .

In the present invention, the pressing cap 3 is fixed on the gate plate 2 by a screw 19, the adjusting ring seat 18 is provided with a rotating socket 20, and the ring seat 18 can be driven to rotate by inserting a tool into the rotating socket 20, so that the up-and-down adjustment is now performed in the assembly cavity 16.

In the utility model, the length of the water passing opening 11 is 2-2.5 times of the length of the water inlet 4 and the water outlet 5, so that the corresponding time of the water passing opening 11 and the water inlet 4 and the water outlet 5 is effectively prolonged. .

In the utility model, the water outlet 11 is provided with a filter screen 21, and the filter screen 21 is used for preventing impurities in water from flowing out of the water outlet 5.

Meanwhile, the utility model also points out terms such as: the terms "front," "back," "vertical," "horizontal," and the like, as used herein, are intended to refer to an orientation or positional relationship as shown in the drawings for convenience in describing the utility model and in order to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the scope of the utility model.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a time delay self-closing faucet's case which characterized in that: the water-saving valve comprises a valve body (1), a flashboard (2) and a pressure cap (3), wherein the valve body (1) is in a cylindrical shape, a water inlet (4) and a water outlet (5) are formed in the side wall of the valve body (1), the water inlet (4) and the water outlet (5) are symmetrically arranged, a valve seat (6) is fixedly arranged in the valve body (1), a sealing plate (7) is integrally formed at the bottom of the valve body (1), a damping cavity (8) is formed between the valve seat (6) and the sealing plate (7) in the valve body (1), a water flowing channel (9) for communicating the water inlet (4) with the water outlet (5) is formed in the valve seat (6), a flashboard channel (10) is further formed in the valve seat (6), the flashboard channel (10) vertically penetrates through the water flowing channel (9), the valve seat (6) vertically penetrates through the flashboard channel (10), and the flashboard (2) is arranged on the flashboard channel (10), the upper and lower both ends of flashboard (2) all penetrate flashboard passageway (10), flashboard (2) cooperate with disk seat (6) and are used for forming to water flow channel (9) and seal, it has crossed mouth of a river (11) to open on the middle part position of flashboard (2), it is corresponding with water inlet (4) and delivery port (5) to cross mouth of a river (11) when flashboard (2) downstream, press cap (3) to connect the upper end at flashboard (2), the lower extreme of flashboard (2) is connected with piston (12), piston (12) are located damping chamber (8), be equipped with fluid (13) in damping chamber (8), be equipped with the canceling release mechanical system who is used for upwards promoting flashboard (2) in valve body (1).

2. The valve core of the time-delay self-closing water tap as claimed in claim 1, wherein: the reset mechanism comprises a first spring (14), the first spring (14) is arranged in the damping cavity (8), and the upper end and the lower end of the first spring (14) respectively abut against the piston (12) and the sealing plate (7).

3. The valve core of the time-delay self-closing water tap as claimed in claim 2, wherein: the reset mechanism further comprises a second spring (15), an assembly cavity (16) is formed in the upper side of the valve body (1), the second spring (15) is arranged in the assembly cavity (16), the second spring (15) is sleeved on the side wall of the upper end of the valve seat (6), and the upper end of the second spring (15) abuts against the pressing cap (3).

4. The valve core of the time-delay self-closing water tap as claimed in claim 3, wherein: an internal thread (17) is formed in the inner side wall of the assembling cavity (16), an adjusting ring seat (18) is connected to the internal thread (17) in a threaded mode, and the adjusting ring seat (18) is arranged at the lower end of the second spring (15) and abuts against the lower end of the second spring (15).

5. The valve core of the time-delay self-closing water tap as claimed in claim 4, wherein: the pressing cap (3) is fixed on the flashboard (2) through a screw rod (19), and a rotary socket (20) is formed in the adjusting ring seat (18).

6. The valve core of the time-delay self-closing water tap as claimed in claim 1, wherein: the length of the water passing port (11) is 2-2.5 times of the length of the water inlet (4) and the water outlet (5).

7. The valve core of the time-delay self-closing water tap as claimed in claim 1, wherein: and a filter screen (21) is arranged on the water passing opening (11).