CN212347528U

CN212347528U - Indoor fire hydrant of antiseep

Info

Publication number: CN212347528U
Application number: CN202020733622.6U
Authority: CN
Inventors: 黄金城
Original assignee: Guanya Fire Equipment Co ltd
Current assignee: Guanya Fire Equipment Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2021-01-15
Anticipated expiration: 2030-05-07

Abstract

The utility model discloses an indoor fire hydrant of antiseep, including the cock body, the bottom of cock body is the water inlet, the top fixedly connected with bonnet of cock body, short screw fixedly connected with stopper is passed through at the top of bonnet, the top of bonnet is through long screw fixedly connected with fixed block, it is equipped with the pivot to insert along the cock body direction of height in the cock body, the upper end fixedly connected with runner of pivot, the lower extreme of pivot cup joints the valve head subassembly, the bottom fixedly connected with prevention of seepage pressure reduction subassembly of pivot, prevention of seepage pressure reduction subassembly includes ejector pin and spherical stopper, ejector pin fixed connection is in the bottom of pivot, spherical stopper butt at the lower extreme of ejector pin and with spring coupling, the both ends difference fixed connection of spring is on spherical stopper and valve head subassembly. The utility model discloses a valve head subassembly control is intake and is closed water to carry out main prevention of seepage by valve head subassembly, carry out secondary prevention of seepage by prevention of seepage decompression subassembly, and carry out the decompression, improved prevention of seepage effect, simple structure, the reliability is high.

Description

Indoor fire hydrant of antiseep

Technical Field

The utility model relates to a fire hydrant technical field specifically is an indoor fire hydrant of antiseep.

Background

The indoor fire hydrant is an interface with a valve for supplying water to a fire scene through an indoor pipe network, can be used as indoor fixed fire-fighting facilities such as factories, warehouses, high-rise buildings, public buildings, ships and the like, is usually installed in a fire hydrant box, and is matched with equipment such as a fire hose, a water gun and the like for use. The indoor fire hydrant is not required to be used in most cases, but is used in case of fire. The sealing and seepage-proofing requirements of the indoor fire hydrant are strict, good seepage-proofing is achieved, the safety of indoor personnel and property can be improved, meanwhile, water resources are saved, and the service life of the fire hydrant is prolonged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an indoor fire hydrant of antiseep to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an indoor fire hydrant of antiseep, including the cock body, the bottom of cock body is the water inlet, the top fixedly connected with bolt cover of cock body, short screw fixedly connected with stopper is passed through at the top of bolt cover, the top of bolt cover is through long screw fixedly connected with fixed block, the fixed block is located the top of stopper, it is equipped with the pivot to insert along bolt body direction of height in the cock body, the lower extreme of pivot passes the fixed block in proper order, stopper and bolt cover extend to in the cock body, the upper end fixedly connected with runner of pivot, the lower extreme of pivot cup joints the valve head subassembly, the bottom fixedly connected with prevention of seepage decompression subassembly of pivot, prevention of seepage decompression subassembly includes ejector pin and spherical stopper, ejector pin fixed connection is in the bottom of pivot, spherical stopper butt at the lower extreme of ejector pin and with spring coupling, the both ends difference fixed connection.

Preferably, the valve head subassembly includes valve plug, seal assembly, rand, baffle and connector, and the rand cover is established in the pivot and with pivot joint, the valve plug cup joints on the rand, the baffle cover is established on the connector, the connector cover is established in the pivot and is located the inboard of valve plug and the top of rand, seal assembly cover establishes the lower extreme outside at the valve plug.

Preferably, the sealing assembly comprises a main sealing ring and an auxiliary sealing ring, the main sealing ring is sleeved on the outer side of the lower end of the valve plug, the auxiliary sealing ring is clamped on the valve plug, and the lower end of the auxiliary sealing ring is abutted to the upper end of the main sealing ring to form a sealing ring.

Preferably, the spherical plug is of a hollow structure, and the lower end of the spherical plug is provided with a water inlet.

Preferably, the fixed block is in threaded connection with the rotating shaft.

Preferably, the lower end of the plug body is vertically provided with a water inlet, the middle part of the plug body is horizontally provided with a water outlet, a pressure reducing cavity is arranged between the water inlet and the valve cavity, and the spherical plug is positioned in the pressure reducing cavity and the lower end of the spherical plug is abutted against the upper end of the water inlet.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a valve head subassembly control is intake and is closed water to carry out main prevention of seepage by valve head subassembly, carry out secondary prevention of seepage by prevention of seepage decompression subassembly, and carry out the decompression, improved prevention of seepage effect, simple structure, the reliability is high.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a top view of the present invention.

Fig. 4 is a cross-sectional view at B-B in fig. 3.

Fig. 5 is a cross-sectional view at C-C in fig. 3.

Fig. 6 is a schematic view of the internal structure of the present invention.

Fig. 7 is an internal exploded view of the present invention.

In the figure: the anti-seepage pressure-reducing valve comprises a bolt body 1, a bolt cover 2, a limiting block 3, a fixing block 4, a rotating shaft 5, a rotating wheel 6, a valve head assembly 7, an anti-seepage pressure-reducing assembly 8, a valve plug 701, a sealing assembly 702, a clamping ring 703, a baffle 704, a connecting head 705, a main sealing ring 7021, an auxiliary sealing ring 7022, a push rod 801, a spherical plug 802 and a spring 803.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 7, the present invention provides a technical solution: the utility model provides an indoor fire hydrant of antiseep, includes the cock body 1, the bottom of the cock body 1 is the inlet opening, and the top fixedly connected with bolt cover 2 of the cock body 1, short screw fixedly connected with stopper 3 is passed through at the top of bolt cover 2, and long screw fixedly connected with fixed block 4 is passed through at the top of bolt cover 2, and fixed block 4 is located stopper 3's top, and 1 interior edge 1 direction of height of the cock body of edge of the cock body is inserted and is equipped with pivot 5, and the lower extreme of pivot 5 passes fixed block 4, stopper 3 and bolt cover 2 in proper order and extends to the cock body 1 in, and the upper end fixedly connected with runner 6 of pivot 5,

fixed block

4 and 5 threaded connection in pivot. Valve head assembly 7 has been cup jointed to the lower extreme of pivot 5, valve head assembly 7 includes valve plug 701, seal assembly 702, rand 703, baffle 704 and connector 705, and rand 703 cover is established on pivot 5 and with pivot 5 joint, and valve plug 701 cup joints on rand 703, and baffle 704 overlaps and establishes on connector 705, and connector 705 overlaps and establishes on pivot 5 and is located the inboard of valve plug 701 and the top of rand 703, and seal assembly 702 overlaps and establishes the lower extreme outside at valve plug 701. The plug 701 and the seal assembly 702 isolate the valve cavity from the relief cavity, and the collar 703, along with the plug 701, the seal assembly 702, the stop plate 704, and the connector 705, can move along the length of the shaft 5. The sealing assembly 702 comprises a main sealing ring 7021 and an auxiliary sealing ring 7022, the main sealing ring 7021 is sleeved on the outer side of the lower end of the valve plug 701, the auxiliary sealing ring 7022 is clamped on the valve plug 701, and the lower end of the auxiliary sealing ring 7022 is abutted to the upper end of the main sealing ring 7021 to form a sealing ring. The valve plug 701 controls the sealing and communication of the valve chamber and the decompression chamber, and the main sealing ring 7021 and the secondary sealing ring 7022 assist in sealing the valve chamber and the decompression chamber. . The bottom of the rotating shaft 5 is fixedly connected with an anti-seepage pressure reducing assembly 8, the anti-seepage pressure reducing assembly 8 comprises a top rod 801 and a spherical plug 802, the top rod 801 is fixedly connected to the bottom of the rotating shaft 5, the spherical plug 802 abuts against the lower end of the top rod 801 and is connected with a spring 803, and two ends of the spring 803 are respectively and fixedly connected to the spherical plug 802 and the valve head assembly 7. The lower extreme of the key 1 has vertically seted up the inlet opening, and the apopore has been seted up to the middle part level of key 1, has seted up the decompression chamber between inlet opening and the valve chamber, and spherical stopper 802 is located the decompression intracavity and its lower extreme and the upper end butt of inlet opening. The spherical plug 802 is a hollow structure, and a water inlet is formed in the lower end of the spherical plug. After the valve plug 701 is closed, water enters from the water inlet, firstly, the spherical plug 802 is punched through the water inlet, the ejector rod 801 props against the spherical plug 802 to enable the spherical plug 802 to be sealed with the water inlet, after the valve plug 701 is opened, the water rotating shaft 5 of the ejector rod 801 rises, the ejector rod 801 is separated from the spherical plug 802, the water enters from the water inlet, firstly, the spherical plug 802 is punched through the water inlet, and the spherical plug 802 compresses the spring 803 to reduce the pressure of water flow.

The working principle is as follows: the rotating wheel 6 is rotated to drive the rotating shaft 5 to rotate, so as to drive the valve plug 701 and the sealing assembly 702 to isolate the valve cavity and the pressure reducing cavity, and the collar 703 drives the valve plug 701, the sealing assembly 702, the baffle 704 and the connector 705 to move along the length direction of the rotating shaft 5. The valve plug 701 controls the sealing and communication of the valve chamber and the decompression chamber, and the main sealing ring 7021 and the secondary sealing ring 7022 assist in sealing the valve chamber and the decompression chamber. After the valve plug 701 is closed, water enters from the water inlet, firstly, the spherical plug 802 is punched through the water inlet, the ejector rod 801 props against the spherical plug 802 to enable the spherical plug 802 to be sealed with the water inlet, after the valve plug 701 is opened, the water rotating shaft 5 of the ejector rod 801 rises, the ejector rod 801 is separated from the spherical plug 802, the water enters from the water inlet, firstly, the spherical plug 802 is punched through the water inlet, and the spherical plug 802 compresses the spring 803 to reduce the pressure of water flow.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an indoor fire hydrant of antiseep, includes cock body (1), its characterized in that: the bottom of the bolt body (1) is a water inlet hole, the top of the bolt body (1) is fixedly connected with a bolt cover (2), the top of the bolt cover (2) is fixedly connected with a limiting block (3) through a short screw, the top of the bolt cover (2) is fixedly connected with a fixing block (4) through a long screw, the fixing block (4) is positioned above the limiting block (3), a rotating shaft (5) is inserted in the bolt body (1) along the height direction of the bolt body (1), the lower end of the rotating shaft (5) sequentially penetrates through the fixing block (4), the limiting block (3) and the bolt cover (2) extend into the bolt body (1), the upper end of the rotating shaft (5) is fixedly connected with a rotating wheel (6), the lower end of the rotating shaft (5) is sleeved with a valve component (7), the bottom of the rotating shaft (5) is fixedly connected with an anti-seepage pressure reducing component (8), the anti-seepage pressure reducing component (8) comprises a push rod (801), the spherical plug (802) is abutted against the lower end of the ejector rod (801) and connected with the spring (803), and two ends of the spring (803) are fixedly connected to the spherical plug (802) and the valve head assembly (7) respectively.

2. A leak-proof indoor fire hydrant according to claim 1 in which: valve head subassembly (7) include valve plug (701), seal assembly (702), rand (703), baffle (704) and connector (705), rand (703) cover establish on pivot (5) and with pivot (5) joint, valve plug (701) cup joint on rand (703), baffle (704) cover is established on connector (705), connector (705) cover is established on pivot (5) and is located the inboard of valve plug (701) and the top of rand (703), seal assembly (702) cover is established in the lower extreme outside of valve plug (701).

3. A leak-proof indoor fire hydrant according to claim 2 in which: the sealing assembly (702) comprises a main sealing ring (7021) and an auxiliary sealing ring (7022), the main sealing ring (7021) is sleeved on the outer side of the lower end of the valve plug (701), and the auxiliary sealing ring (7022) is clamped on the valve plug (701) and the lower end of the auxiliary sealing ring (7022) is abutted to the upper end of the main sealing ring (7021) to form a sealing ring.

4. A leak-proof indoor fire hydrant according to claim 1 in which: spherical stopper (802) are hollow structure, and the water inlet has been seted up to its lower extreme, close valve plug (701) back, water gets into from the inlet opening, at first through water inlet punching press spherical stopper (802), ejector pin (801) support spherical stopper (802), make it airtight with the inlet opening, open valve plug (701) back, ejector pin (801) water rotating shaft (5) rise, ejector pin (801) and spherical stopper (802) separation, water gets into from the inlet opening, at first through water inlet punching press spherical stopper (802), spherical stopper (802) compression spring (803), decompress the rivers.

5. A leak-proof indoor fire hydrant according to claim 1 in which: and the fixed block (4) is in threaded connection with the rotating shaft (5).

6. A leak-proof indoor fire hydrant according to claim 1 in which: the lower extreme of the key body (1) is vertical to be seted up the inlet opening, and the apopore has been seted up to the middle part level of key body (1), has seted up the decompression chamber between inlet opening and the valve pocket, and spherical stopper (802) are located the decompression intracavity and its lower extreme and the upper end butt of inlet opening.