CN214888951U

CN214888951U - Water leakage protection valve

Info

Publication number: CN214888951U
Application number: CN202121185097.XU
Authority: CN
Inventors: 黄彪
Original assignee: Wenzhou Dayang Technology Co ltd
Current assignee: Wenzhou Dayang Technology Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-11-26
Anticipated expiration: 2031-05-28

Abstract

The utility model relates to a water leakage protection valve, including the valve body, be provided with water inlet and delivery port on the valve body, be provided with the passageway that switches on water inlet and delivery port in the valve body, the valve rod that can open or close the passageway is provided with to slide on the valve body, be provided with the actuating mechanism who drives the valve rod and remove on the valve body, actuating mechanism includes spring and springboard, and spring-driven valve rod moves to the direction of closing the passageway, and the valve rod stretches out the valve body setting, the springboard is articulated with the one end that the valve rod stretches out the valve body and is cooperated, and the valve body is provided with the installation cavity that can supply outside water absorption inflation piece to place in the outer corresponding springboard department, and installation cavity department is provided with the hole that leaks, and when not leaking, the springboard supports and leans on the valve body, can restrict the valve rod to the direction of closing the passageway and move; when water leaks, the springboard is overturned by the abutting acting force of the expansion of the external water absorption expansion piece after water absorption, so that the springboard is separated from the abutting of the valve body, and the valve rod closes the channel under the driving of the spring. Through adopting above-mentioned scheme, it can self-closing supply water, convenient to use.

Description

Water leakage protection valve

Technical Field

The utility model belongs to the technical field of the valve technique and specifically relates to a protection valve leaks.

Background

The water leakage protection valve, also called as a water leakage protector, is a valve which can automatically close water supply when water leakage occurs in a water supply system. The water leakage protection device is suitable for water leakage protection of the water dispenser and the water purifier, and can cut off a water source, so that economic loss caused by water leakage is avoided. Therefore, a water leakage protection valve is needed, which can automatically close water supply and consider whether the water leakage protection valve is convenient to use.

Disclosure of Invention

The utility model overcomes prior art's is not enough, provides a protection valve leaks, and it can self-closing supply water, convenient to use.

In order to realize the purpose, the utility model discloses a technical scheme is: a water leakage protection valve comprises a valve body, wherein a water inlet and a water outlet are formed in the valve body, a channel for communicating the water inlet and the water outlet is formed in the valve body, a valve rod capable of opening or closing the channel is arranged on the valve body in a sliding mode, a driving mechanism for driving the valve rod to move is arranged on the valve body and comprises a spring and a springboard, the spring drives the valve rod to move towards the direction of closing the channel, the valve rod extends out of the valve body, the springboard is hinged and matched with one end, extending out of the valve body, of the valve rod, an installation cavity capable of allowing an external water absorption expansion piece to be placed is arranged outside the valve body corresponding to the springboard, a water leakage hole is formed in the installation cavity, and when water leakage does not occur, the springboard abuts against the valve body and can limit the valve rod to move towards the direction of closing the channel; when water leaks, the springboard is overturned by the abutting acting force of the expansion of the external water absorption expansion piece after water absorption, so that the springboard is separated from the abutting of the valve body, and the valve rod closes the channel under the driving of the spring.

By adopting the scheme, the external water-absorbing expansion piece can be water-absorbing cotton or water-absorbing paper, the water-absorbing cotton can be arranged in the mounting cavity, once water leakage occurs, water can enter the mounting cavity through the water leakage hole, the water-absorbing cotton in the mounting cavity absorbs water and then expands, and acts on the springboard to drive the springboard to turn over, the springboard is separated from abutting against the valve body, the spring drives the valve rod to close the channel, and the end part of the valve rod can block the channel, so that the channel is closed, and water supply can be automatically closed; after the condition of leaking has been overhauld, the cotton that absorbs water newly of removable, the manual drive springboard resets, and the springboard supports again and leans on the valve body, and the tip that the springboard drove the valve rod simultaneously removes to the direction of keeping away from the passageway to open the passageway, can accomplish the cotton change of absorbing water and the resetting of springboard outside the valve body, convenient to use.

The utility model discloses a further setting is: be provided with the valve gap that the restriction valve rod breaks away from the valve body on the valve body, be provided with on the shown valve body with the chamber of placing of valve gap shape adaptation, the valve gap is arranged in and is placed the chamber to be connected with the valve body buckle, valve gap and the sealed cooperation of valve body, the valve rod runs through the valve gap setting, valve rod and the sealed cooperation of valve gap.

Through adopting above-mentioned scheme, the valve gap passes through the mode of buckle to be installed on the valve body, and for through the screw installation valve gap, it is more convenient to assemble, also can save assembly cost, when the assembly, earlier in the valve body was packed into with valve rod and spring into, then install the valve gap on the valve body.

The utility model discloses a further setting is: the springboard comprises a hinge portion, a contact portion and a stress portion, the hinge portion is located between the contact portion and the stress portion, the hinge portion is connected with the valve rod through a pin shaft, when water does not leak, the stress portion corresponds to the installation cavity, and the contact portion abuts against the valve cover.

By adopting the scheme, the stress part is in a disc shape and has a larger contact area, so that the external water absorption expansion piece expands after absorbing water and abuts against the stress part, the hinge part and the valve rod are correspondingly provided with the hinge holes, the assembly is convenient, when no water leakage occurs, the stress part is arranged close to the installation cavity, and the abutting part abuts against the valve cover; after water leakage, the springboard is turned over, so that the abutting part is separated from abutting against the valve cover.

The utility model discloses a further setting is: the water inlet and the water outlet are arranged on the upper portion of the valve body, the springboard is arranged on one side of the valve body, the valve body is connected with the mounting seat below the springboard, the mounting cavity is arranged on the mounting seat, and the water leakage hole is formed in the bottom of the mounting seat.

By adopting the above scheme, the position reasonable in design of water inlet and delivery port, the springboard setting is in one side of valve body, and the springboard has the space of upset, and the valve body sets up with the mount pad components of a whole that can function independently, and the processing assembly of being convenient for, the bottom and the exterior structure location installation of valve body leak the hole setting in the bottom of mount pad, and the water of being convenient for gets into the installation cavity from leaking the hole.

The utility model discloses a further setting is: the outer side surface of the valve cover is provided with a clamping block, and the placing cavity is provided with a clamping hole or a clamping groove for clamping the clamping block.

Through adopting above-mentioned scheme, place the chamber department and be provided with the card hole, the fixture block card is gone into card hole department and is realized the location installation of valve gap, when needs maintenance, also is convenient for support the pressure fixture block from the valve body outward for the fixture block breaks away from the card hole, thereby dismantles the valve gap, simple structure, convenient operation.

The utility model discloses a further setting is: the outer side surface of the valve cover is provided with a guide block or a guide groove, the inner wall of the placing cavity corresponding to the guide block is provided with the guide groove or the guide block, and the guide block is inserted into the guide groove to realize guide installation of the valve cover.

Through adopting above-mentioned scheme, an organic whole is provided with the guide block on the valve gap, places and is provided with the guide way on the inner wall in chamber, and the guide block can realize the installation of valve gap direction with the guide way cooperation, and it is more convenient to assemble.

The utility model discloses a further setting is: the spring is sleeved outside the valve rod, one end of the spring is abutted against the valve rod, and the other end of the spring is abutted against the valve cover.

By adopting the scheme, the spring is stably installed, the valve rod and the spring are installed in the valve body, and the spring is in a compression state.

The present invention will be further described with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structure diagram of an embodiment of the present invention;

FIG. 3 is a schematic view of the cooperation of the diving board, the valve stem and the spring;

FIG. 4 is a schematic structural view of the diving board;

FIG. 5 is a schematic structural view of a valve body;

FIG. 6 is a schematic structural view of a valve cover;

fig. 7 is a schematic structural diagram of the mounting seat.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-7, a water leakage protection valve includes a valve body 1, a water inlet 11 and a water outlet 12 are provided on the valve body 1, a channel 13 for communicating the water inlet 11 and the water outlet 12 is provided in the valve body 1, a valve rod 2 capable of opening or closing the channel 13 is slidably provided on the valve body 1, a driving mechanism for driving the valve rod 2 to move is provided on the valve body 1, the driving mechanism includes a spring 3 and a jump plate 4, the spring 3 drives the valve rod 2 to move in a direction for closing the channel 13, the valve rod 2 extends out of the valve body 1, the jump plate 4 is in hinged fit with one end of the valve rod 2 extending out of the valve body 1, a mounting cavity 71 for placing an external water-absorbing expansion piece is provided at a position corresponding to the jump plate 2 outside the valve body 1, a water leakage hole 72 is provided at the mounting cavity 71, when no water leakage occurs, the jump plate 4 abuts against the valve body 1, and can limit the valve rod 2 to move in a direction for closing the channel 13; when leaking, springboard 4 receives outside water absorption inflation piece to absorb water the expanded support pressure effort of back and overturns to break away from and support with valve body 1 and lean on, valve rod 2 closes passageway 13 under the drive of spring 3.

In this embodiment, be provided with the valve gap 5 that the restriction valve rod 2 breaks away from valve body 1 on the valve body 1, be provided with on the valve body 1 with the chamber 14 of placing of valve gap 5 shape adaptation, the valve gap 5 is arranged in and is placed the chamber 14 to be connected with 1 buckle of valve body, valve gap 5 passes through the sealed cooperation of sealing washer with valve body 1, valve rod 2 runs through the setting of valve gap 5, is provided with the through-hole 51 that supplies valve rod 2 to run through the setting on the valve gap 5, valve rod 2 passes through the sealed cooperation of sealing washer with the inner wall of through-hole 51.

In this embodiment, the diving board 4 includes a hinge portion 41, an abutting portion 42 and a force-receiving portion 43, the hinge portion 41 is located between the abutting portion 42 and the force-receiving portion 43, the hinge portion 41 is connected to the valve rod 2 through the pin 6, when no water leakage occurs, the force-receiving portion 43 is disposed corresponding to the mounting cavity 71, and the abutting portion 42 abuts against the bonnet 5.

In this embodiment, the water inlet 11 and the water outlet 12 are disposed on the upper portion of the valve body 1, the diving board 4 is disposed on one side of the valve body 1, the valve body 1 is connected with the mounting seat 7 below the diving board 4, the mounting cavity 71 is disposed on the mounting seat 7, and the water leakage hole 72 is disposed at the bottom of the mounting seat 7. Of course, the water inlet 11 and the water outlet 12 can be both arranged on the side surface of the valve body 1, or one of the water inlet 11 and the water outlet 12 is arranged on the upper part of the valve body 1, and the other is arranged on the side surface of the valve body 1.

In this embodiment, the outer side surface of the valve cap 5 is integrally provided with a latch 52, and the placing cavity 14 is provided with a latch hole 15 for latching the latch 52.

In this embodiment, a guide block 53 is integrally disposed on an outer side surface of the valve cap 5, a guide groove 16 is disposed on an inner wall of the placing cavity 14 corresponding to the guide block 53, and the guide block 53 is inserted into the guide groove 16 to achieve guiding installation of the valve cap 5. Of course, the valve cover 5 may be provided with a guide groove, and the inner wall of the placing cavity 14 corresponding to the guide groove may be provided with a guide block.

In this embodiment, the spring 3 is sleeved on the valve rod 2, one end of the spring 3 abuts against the valve rod 2, and the other end abuts against the valve cover 5.

The above embodiments are only preferred embodiments of the present invention, and the general changes and substitutions performed by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.

Claims

1. The utility model provides a protection valve leaks, includes the valve body, is provided with water inlet and delivery port on the valve body, is provided with the passageway that switches on water inlet and delivery port in the valve body, and it is provided with the valve rod that can open or close the passageway to slide on the valve body, be provided with the actuating mechanism who drives the valve rod removal on the valve body, its characterized in that: the driving mechanism comprises a spring and a springboard, the spring drives the valve rod to move towards the direction of closing the channel, the valve rod extends out of the valve body, the springboard is hinged and matched with one end, extending out of the valve body, of the valve rod, an installation cavity for placing an external water absorption expansion piece is arranged at the position, corresponding to the springboard, outside the valve body, a water leakage hole is formed in the installation cavity, and when water does not leak, the springboard abuts against the valve body and can limit the valve rod to move towards the direction of closing the channel; when water leaks, the springboard is overturned by the abutting acting force of the expansion of the external water absorption expansion piece after water absorption, so that the springboard is separated from the abutting of the valve body, and the valve rod closes the channel under the driving of the spring.

2. The water leakage protection valve of claim 1, wherein: be provided with the valve gap that the restriction valve rod breaks away from the valve body on the valve body, be provided with on the valve body with the chamber of placing of valve gap shape adaptation, the valve gap is arranged in and is placed the chamber to be connected with the valve body buckle, valve gap and the sealed cooperation of valve body, the valve rod runs through the valve gap setting, valve rod and the sealed cooperation of valve gap.

3. A water leak protection valve according to claim 2, wherein: the springboard comprises a hinge portion, a contact portion and a stress portion, the hinge portion is located between the contact portion and the stress portion, the hinge portion is connected with the valve rod through a pin shaft, when water does not leak, the stress portion corresponds to the installation cavity, and the contact portion abuts against the valve cover.

4. A water leakage protection valve according to claim 1, 2 or 3, wherein: the water inlet and the water outlet are arranged on the upper portion of the valve body, the springboard is arranged on one side of the valve body, the valve body is connected with the mounting seat below the springboard, the mounting cavity is arranged on the mounting seat, and the water leakage hole is formed in the bottom of the mounting seat.

5. A water leakage protection valve according to claim 2 or 3, wherein: the outer side surface of the valve cover is provided with a clamping block, and the placing cavity is provided with a clamping hole or a clamping groove for clamping the clamping block.

6. A water leakage protection valve according to claim 2 or 3, wherein: the outer side surface of the valve cover is provided with a guide block or a guide groove, the inner wall of the placing cavity corresponding to the guide block is provided with the guide groove or the guide block, and the guide block is inserted into the guide groove to realize guide installation of the valve cover.

7. A water leakage protection valve according to claim 2 or 3, wherein: the spring is sleeved outside the valve rod, one end of the spring is abutted against the valve rod, and the other end of the spring is abutted against the valve cover.