CN215981033U

CN215981033U - Anti-leakage fire valve

Info

Publication number: CN215981033U
Application number: CN202122033043.8U
Authority: CN
Inventors: 李宗乔; 洪小梅
Original assignee: Quanzhou Chunjiang Valve Manufacturing Co ltd
Current assignee: Quanzhou Chunjiang Valve Manufacturing Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-03-08
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses an anti-leakage fire valve, which comprises a fire valve body, wherein a groove is formed in the right side of the fire valve body, a sealing ring is arranged in an inner cavity of the groove, a protective layer is arranged at the bottom of the sealing ring and comprises an elastic layer, a heat insulation layer, a waterproof layer and a corrosion-resistant layer, and the heat insulation layer is arranged on the inner side of the elastic layer. According to the utility model, through the matching of the sealing ring, the mounting groove and the extrusion block, when the anti-seepage device is mounted, the fixture block of the connecting pipeline is inserted into the corresponding mounting groove, the connecting pipeline is rotated at a small angle, the fixture block drives the extrusion block to move downwards to extrude the sealing ring, so that the sealing performance of the sealing ring is improved, the waterproof layer is designed, water flow is prevented from permeating the sealing ring under a high-pressure environment, the corrosion resistance of the sealing ring is improved, acidic or alkaline liquid is prevented from corroding the protective layer, so that the anti-seepage effect is good, and the problem of poor anti-seepage effect in the prior art is solved.

Description

Anti-leakage fire valve

Technical Field

The utility model relates to the technical field of fire valves, in particular to an anti-seepage fire valve.

Background

The fire valve is a setting and is used for carrying out the valve that the fire control supplied water outdoors or inside the building, this valve is used for connecting municipal water supply pipe, when the water that needs use in the municipal pipe network carries out the fire control and puts out a fire, only need to connect fire water piping on the fire valve, then open the fire valve and can put out a fire the rescue, the structure of fire valve is similar with acting on tap, but the bearing capacity of fire valve is better, the water yield is also bigger, because similar with the structure of valves such as tap, the fire valve also has the risk of infiltration or revealing in the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-seepage fire valve which has the advantage of good anti-seepage effect and solves the problem of poor anti-seepage effect in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a fire control valve of antiseep, includes the fire control valve body, the right side of fire control valve body is provided with the recess, and the inner chamber of recess is provided with the sealing washer, the bottom of sealing washer is provided with the inoxidizing coating, the inoxidizing coating includes elastic layer, insulating layer, waterproof layer and corrosion resistant layer, the inboard of elastic layer is provided with the insulating layer, the bottom of insulating layer is provided with the waterproof layer, the inboard of waterproof layer is provided with the corrosion resistant layer, the right side of fire control valve body is provided with the mounting groove, the inner chamber of mounting groove is provided with the extrusion piece.

Preferably, the elastic layer is made of elastic rubber, and the heat insulation layer is made of ceramic fibers.

Preferably, the waterproof layer is made of high polymer modified asphalt, and the corrosion-resistant layer is a polyolefin coating.

Preferably, the equal fixedly connected with stopper in the left and right sides of extrusion piece, the other end sliding connection of stopper has the spout, the inner chamber fixedly connected with spring of spout.

Preferably, the number of the mounting grooves is four, and the top of the extrusion block is trapezoidal.

Preferably, the right side fixedly connected with collar of fire control valve body, the surface of collar inner chamber is provided with the internal thread.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the matching of the sealing ring, the mounting groove and the extrusion block, when the anti-seepage device is mounted, the fixture block of the connecting pipeline is inserted into the corresponding mounting groove, the connecting pipeline is rotated at a small angle, the fixture block drives the extrusion block to move downwards to extrude the sealing ring, so that the sealing performance of the sealing ring is improved, the waterproof layer is designed, water flow is prevented from permeating the sealing ring under a high-pressure environment, the corrosion resistance of the sealing ring is improved, acidic or alkaline liquid is prevented from corroding the protective layer, so that the anti-seepage effect is good, and the problem of poor anti-seepage effect in the prior art is solved.

2. According to the utility model, through designing the heat insulation layer, the material with low heat conductivity coefficient can isolate heat transfer, avoid the sealing ring from generating a larger gap due to thermal expansion and cold contraction, and through the cooperation of the limiting block, the sliding groove and the spring, the extrusion block is convenient to reset under the action of the spring on the limiting block.

Drawings

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

FIG. 2 is a partial right side view of the fire valve body structure of the present invention;

FIG. 3 is a front sectional view of the elastic layer structure of the present invention.

In the figure: 1. a fire valve body; 2. a seal ring; 3. a protective layer; 31. an elastic layer; 32. a thermal insulation layer; 33. a waterproof layer; 34. a corrosion-resistant layer; 4. mounting grooves; 5. extruding the block; 6. a limiting block; 7. a chute; 8. a spring; 9. and (7) installing a ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings 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 of the 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.

Referring to fig. 1-3, an anti-leakage fire valve comprises a fire valve body 1, a mounting ring 9 is fixedly connected to the right side of the fire valve body 1, an inner thread is arranged on the surface of the inner cavity of the mounting ring 9, a heat insulating layer 32 is designed, a material with a low heat conductivity coefficient can isolate heat transfer, and prevent a sealing ring 2 from generating a large gap due to thermal expansion and contraction, through the cooperation of a limiting block 6, a chute 7 and a spring 8, the extrusion block 5 is convenient to reset under the action of the spring 8 on the limiting block 6, a groove is arranged on the right side of the fire valve body 1, the inner cavity of the groove is provided with the sealing ring 2, a protective layer 3 is arranged at the bottom of the sealing ring 2, the protective layer 3 comprises an elastic layer 31, a heat insulating layer 32, a waterproof layer 33 and a corrosion resistant layer 34, the elastic layer 31 is made of elastic rubber, the heat insulating layer 32 is made of ceramic fiber, and the heat insulating layer 32 is arranged on the inner side of the elastic layer 31, the bottom of the heat insulation layer 32 is provided with a waterproof layer 33, the waterproof layer 33 is made of high polymer modified asphalt, the corrosion-resistant layer 34 is a polyolefin coating, the inner side of the waterproof layer 33 is provided with the corrosion-resistant layer 34, the right side of the fire valve body 1 is provided with a mounting groove 4, the inner cavity of the mounting groove 4 is provided with an extrusion block 5, the left side and the right side of the extrusion block 5 are both fixedly connected with a limiting block 6, the other end of the limiting block 6 is slidably connected with a sliding groove 7, the inner cavity of the sliding groove 7 is fixedly connected with a spring 8, through the matching of the sealing ring 2, the mounting groove 4 and the extrusion block 5, during installation, a clamping block of the connecting pipeline is inserted into the corresponding mounting groove 4, the connecting pipeline is rotated at a small angle, the clamping block drives the extrusion block 5 to move downwards to extrude the sealing ring 2, the sealing performance is improved, through the design of the waterproof layer 33, the phenomenon that water flow permeates the sealing ring 2 under a high-pressure environment is avoided, through the design of the corrosion-resistant layer 34, the corrosion resistance of the sealing ring 2 is improved, and the acidic or alkaline liquid is prevented from corroding the protective layer 3, so that the effect of good anti-seepage effect is achieved, and the problem of poor anti-seepage effect in the prior art is solved.

During the use, insert corresponding mounting groove 4 with connecting tube's fixture block, this connecting tube of small-angle rotation, the fixture block drives extrusion piece 5 and moves down, extrudees sealing washer 2, improves its leakproofness, through design waterproof layer 33, avoids rivers infiltration sealing washer 2 under highly compressed environment, through design corrosion-resistant layer 34, improves the corrosion resisting property of sealing washer 2, avoids acidic or alkaline liquid corrosion inoxidizing coating 3 to reach the effectual effect of antiseep.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent. In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fire control valve of antiseep, includes fire control valve body (1), its characterized in that: the right side of fire control valve body (1) is provided with the recess, and the inner chamber of recess is provided with sealing washer (2), the bottom of sealing washer (2) is provided with inoxidizing coating (3), inoxidizing coating (3) are including elastic layer (31), insulating layer (32), waterproof layer (33) and corrosion resistant layer (34), the inboard of elastic layer (31) is provided with insulating layer (32), the bottom of insulating layer (32) is provided with waterproof layer (33), the inboard of waterproof layer (33) is provided with corrosion resistant layer (34), the right side of fire control valve body (1) is provided with mounting groove (4), the inner chamber of mounting groove (4) is provided with extrusion piece (5).

2. A leak-proof fire valve as defined in claim 1, wherein: the elastic layer (31) is made of elastic rubber, and the heat insulation layer (32) is made of ceramic fibers.

3. A leak-proof fire valve as defined in claim 1, wherein: the waterproof layer (33) is made of high polymer modified asphalt, and the corrosion-resistant layer (34) is a polyolefin coating.

4. A leak-proof fire valve as defined in claim 1, wherein: the equal fixedly connected with stopper (6) in the left and right sides of extrusion piece (5), the other end sliding connection of stopper (6) has spout (7), the inner chamber fixedly connected with spring (8) of spout (7).

5. A leak-proof fire valve as defined in claim 1, wherein: the number of the mounting grooves (4) is four, and the top of the extrusion block (5) is trapezoidal.

6. A leak-proof fire valve as defined in claim 1, wherein: the right side fixedly connected with collar (9) of fire control valve body (1), the surface of collar (9) inner chamber is provided with the internal thread.