CN220600454U - Sealing structure of water valve - Google Patents

Abstract

The utility model discloses a sealing structure of a water valve, which comprises a water valve main body, wherein a mounting pipe is integrally formed at the top of the water valve main body, a partition plate is integrally formed in the water valve main body, a conical hole is formed at the top of the partition plate, a fixing body is fixed in the mounting pipe, a screw is connected with the fixing body through threads, a pressing plate is fixed at the bottom end of the screw, a conical body is integrally formed on the outer wall of the bottom of the pressing plate, the conical body is matched with the conical hole, a rubber ring is fixed on the outer wall of the bottom of the pressing plate, and the rubber ring is positioned at the top of the partition plate. When the water valve is closed, the first layer of sealing of the valve core of the water valve is realized through the matching of the conical body and the conical hole, and the second layer of sealing of the valve core of the water valve is realized through the contact of the rubber ring and the partition plate, so that the water valve has good sealing property when in use, and the water valve is not easy to generate water leakage phenomenon.

Description

Sealing structure of water valve

Technical Field

The utility model relates to the technical field of water valves, in particular to a sealing structure of a water valve.

Background

A water valve is a common component in a water supply line that acts to open and close water within the water supply line.

The Chinese patent number 201920217013.2 discloses a water supply and drainage valve with a filtering function, which comprises a water inlet pipe, wherein the right side of the water inlet pipe is fixedly connected with a filter cartridge, the surface of the filter cartridge is provided with a purified water outlet, the outer side of the filter cartridge is fixedly connected with a purified water upwelling chamber, the upper end of the purified water upwelling chamber is fixedly connected with a communicating chamber, the right side of the communicating chamber is fixedly connected with a water outlet pipe, and the upper end of the communicating chamber is fixedly connected with a buoyancy chamber; when the water valve is used, the water valve is closed through the contact between the floating seat and the limiting ring, and the simple contact between the floating seat and the limiting ring ensures that the valve core in the water valve is not tightly sealed, so that the water leakage phenomenon easily occurs in the closed state of the water valve. Therefore, there is a need to design a sealing structure of a water valve to solve the above problems.

Disclosure of Invention

The utility model aims to provide a sealing structure of a water valve, which aims to solve the defects in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a seal structure of water valve, includes the water valve main part, the top integrated into one piece of water valve main part has the installation tube, the inside integrated into one piece of water valve main part has the baffle, the top of baffle is provided with the bell mouth, the inside of installation tube is fixed with the fixed body, the inside of fixed body has the screw rod through threaded connection, the bottom mounting of screw rod has the clamp plate, the bottom outer wall integrated into one piece of clamp plate has the conical body, conical body and bell mouth looks adaptation, the bottom outer wall of clamp plate is fixed with the rubber circle, the rubber circle is located the top of baffle.

Further, an inserting sleeve is integrally formed at the top of the pressing plate and inserted into the mounting tube.

Further, the outer wall of plug bush is provided with the seal groove, the inside of seal groove is provided with the sealing washer, the sealing washer looks adaptation with the installation tube.

Further, a knob is fixed at the top end of the screw rod, and anti-slip lines are arranged on the outer wall of the knob.

Further, the bottom outer wall of clamp plate is fixed with the go-between, the top outer wall of rubber circle is provided with the spread groove, the go-between is located the inside of spread groove.

Further, a limiting ring is arranged in the rubber ring, and the limiting ring is fixed with the pressing plate.

Further, the outer wall of the installation tube is inserted with a pin, a pin hole is formed in the outer wall of one side of the fixing body, one end of the pin extends to the inside of the pin hole, and a conical end is arranged at one end of the pin.

In the technical scheme, the sealing structure of the water valve provided by the utility model has the beneficial effects that:

(1) Through rubber circle, conical body and the bell mouth that set up, when the water valve was closed, through the cooperation of conical body and bell mouth, realize the first floor of water valve case and seal to realize the second floor of water valve case through the contact of rubber circle and baffle and seal, and then make the water valve leakproofness better when using, make the water valve be difficult to produce the phenomenon of running water.

(2) Through the plug bush and the sealing washer that set up, utilize the seal groove inside of plug bush to set up the sealing washer for carry out dynamic seal between plug bush and the installation pipe, and then make the water valve can not take place the phenomenon of leaking from the installation pipe when using.

(3) Through spread groove, go-between and the spacing ring that sets up, be connected the rubber circle through the go-between of spread groove with the clamp plate bottom to stop through the spacing ring, make the rubber circle more convenient and firm when assembling with the clamp plate.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

Fig. 1 is a schematic front view of a sealing structure of a water valve according to an embodiment of the present utility model.

Fig. 2 is a schematic view of an internal structure provided by an embodiment of a sealing structure of a water valve according to the present utility model.

Fig. 3 is an enlarged schematic view of a portion a of a sealing structure of a water valve according to an embodiment of the present utility model.

Fig. 4 is an enlarged schematic view of a sealing structure of a water valve according to an embodiment of the present utility model.

Fig. 5 is an enlarged schematic view of the C position provided by the sealing structure embodiment of the water valve of the present utility model.

Reference numerals illustrate:

1 water valve main body, 2 installation tube, 3 baffle, 4 taper holes, 5 clamp plate, 6 fixed body, 7 taper ends, 8 screw rods, 9 knob, 10 anti-slip lines, 11 plug bush, 12 rubber ring, 13 taper body, 14 seal groove, 15 seal ring, 16 pin post, 17 pin hole, 18 spacing ring, 19 go-between, 20 spread groove.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-5, the sealing structure of the water valve provided by the embodiment of the utility model comprises a water valve main body 1, wherein an installation tube 2 is integrally formed at the top of the water valve main body 1, a partition plate 3 is integrally formed in the water valve main body 1, a conical hole 4 is formed at the top of the partition plate 3, a fixing body 6 is fixed in the installation tube 2, a screw rod 8 is connected in the fixing body 6 through threads, a pressing plate 5 is fixed at the bottom end of the screw rod 8, a conical body 13 is integrally formed at the outer wall of the bottom of the pressing plate 5, the conical body 13 is matched with the conical hole 4, a rubber ring 12 is fixed at the outer wall of the bottom of the pressing plate 5, and the rubber ring 12 is positioned at the top of the partition plate 3.

Specifically, in this embodiment, including water valve main part 1, water valve main part 1's top integrated into one piece has installation tube 2, water valve main part 1's inside integrated into one piece has baffle 3, baffle 3 cuts apart water valve main part 1 inside into two parts, baffle 3's top is provided with taper hole 4, installation tube 2's inside is fixed with fixed body 6, the inside of fixed body 6 has screw rod 8 through threaded connection, screw rod 8's bottom fixed pressure plate 5, screw rod 8 drives pressure plate 5 and carries out the up-and-down motion when rotating, pressure plate 5's bottom outer wall integrated into one piece has conical body 13, conical body 13 and taper hole 4 looks adaptation, make conical body 13 and taper hole 4 cooperate the time, realize closing of water valve, pressure plate 5's bottom outer wall is fixed with rubber circle 12, rubber circle 12 is located baffle 3's top, utilize rubber circle 12 and baffle 3's contact to make water valve seal better when closing, and then realized the water valve case and have dual-seal's effect, screw rod 8's top is fixed with 9, knob 9's outer wall is provided with anti-slip line 10, make things convenient for screw rod 8 to rotate through knob 9.

According to the sealing structure of the water valve, when the water valve is closed, the rubber ring 12, the conical body 13 and the conical hole 4 are arranged, the first layer of sealing of the valve core of the water valve is realized through the cooperation of the conical body 13 and the conical hole 4, and the second layer of sealing of the valve core of the water valve is realized through the contact of the rubber ring 12 and the partition plate 3, so that the water valve has good sealing performance when in use, and the water valve is not easy to generate water leakage.

In another embodiment provided by the utility model, the top of the pressing plate 5 is integrally provided with the plug bush 11, the plug bush 11 is plugged into the installation pipe 2, the outer wall of the plug bush 11 is provided with the sealing groove 14, the sealing groove 14 is internally provided with the sealing ring 15, the sealing ring 15 is matched with the installation pipe 2, and the sealing ring 15 is arranged in the sealing groove 14 of the plug bush 11, so that the plug bush 11 and the installation pipe 2 are dynamically sealed, and further the water valve cannot leak water from the installation pipe when in use.

In still another embodiment provided by the utility model, the connecting ring 19 is fixed on the outer wall of the bottom of the pressing plate 5, the connecting groove 20 is arranged on the outer wall of the top of the rubber ring 12, the connecting ring 19 is positioned in the connecting groove 20, the connecting ring 19 is matched with the connecting groove 20, so that the assembly of the rubber ring 12 and the pressing plate 5 is more convenient, the limiting ring 18 is arranged in the rubber ring 12, the limiting ring 18 is fixed with the pressing plate 5, the limiting ring 18 is connected with the pressing plate 5 through bolts, the rubber ring 12 is connected with the connecting ring 19 at the bottom of the pressing plate 5 through the connecting groove 20, and the blocking is performed through the limiting ring 18, so that the assembly of the rubber ring 12 and the pressing plate 5 is more convenient and firm.

In still another embodiment provided by the utility model, the pin 16 is inserted into the outer wall of the installation tube 2, the pin hole 17 is arranged on the outer wall of one side of the fixed body 6, one end of the pin 16 extends to the inside of the pin hole 17, the conical end 7 is arranged at one end of the pin 16, and one end of the pin 16 extends to the inside of the pin hole 17, so that the fixed body 6 is more convenient to fix in the installation tube 2, and the threaded hole is formed in the pin 16, so that the pin 16 can be pulled out through an adaptive pin puller, the fixed body 6 and the installation tube 2 can be conveniently detached, and further the water valve can be conveniently detached and maintained.

Working principle: when the water valve needs to be opened, the screw rod 8 is rotated through the knob 9, so that the screw rod 8 drives the pressing plate 5 to move upwards, the pressing plate 5 drives the conical body 13 to be separated from the conical hole 4, meanwhile, the rubber ring 12 is separated from the partition plate 3, and water can flow through the water valve main body 1; when the water valve needs to be closed, the knob 9 is reversely rotated, so that the screw rod 8 drives the conical body 13 at the bottom of the pressing plate 5 to be matched with the conical hole 4, and meanwhile, the rubber ring 12 is contacted with the partition plate 3, so that the water valve is closed.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (7)

1. The utility model provides a seal structure of water valve, its characterized in that, including water valve main part (1), the top integrated into one piece of water valve main part (1) has mounting tube (2), the inside integrated into one piece of water valve main part (1) has baffle (3), the top of baffle (3) is provided with bell mouth (4), the inside of mounting tube (2) is fixed with fixed body (6), the inside of fixed body (6) has screw rod (8) through threaded connection, the bottom of screw rod (8) is fixed with clamp plate (5), the bottom outer wall integrated into one piece of clamp plate (5) has conical body (13), conical body (13) and bell mouth (4) looks adaptation, the bottom outer wall of clamp plate (5) is fixed with rubber circle (12), rubber circle (12) are located the top of baffle (3).

2. The sealing structure of the water valve according to claim 1, wherein the top of the pressing plate (5) is integrally formed with a plug bush (11), and the plug bush (11) is plugged into the mounting tube (2).

3. The sealing structure of the water valve according to claim 2, wherein a sealing groove (14) is arranged on the outer wall of the plug sleeve (11), a sealing ring (15) is arranged in the sealing groove (14), and the sealing ring (15) is matched with the mounting tube (2).

4. The sealing structure of the water valve according to claim 1, wherein a knob (9) is fixed at the top end of the screw (8), and an anti-slip line (10) is arranged on the outer wall of the knob (9).

5. The sealing structure of the water valve according to claim 1, wherein a connecting ring (19) is fixed on the bottom outer wall of the pressing plate (5), a connecting groove (20) is formed on the top outer wall of the rubber ring (12), and the connecting ring (19) is located in the connecting groove (20).

6. The sealing structure of the water valve according to claim 5, wherein a limiting ring (18) is arranged in the rubber ring (12), and the limiting ring (18) is fixed with the pressing plate (5).

7. The sealing structure of the water valve according to claim 1, wherein the outer wall of the mounting tube (2) is inserted with a pin (16), a pin hole (17) is formed in the outer wall of one side of the fixing body (6), one end of the pin (16) extends into the pin hole (17), and a conical end (7) is arranged at one end of the pin (16).