CN212358470U

CN212358470U - Fire hydrant

Info

Publication number: CN212358470U
Application number: CN201920971638.8U
Authority: CN
Inventors: 汪繁荣
Original assignee: Hubei University of Technology
Current assignee: Hubei University of Technology
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2021-01-15
Anticipated expiration: 2029-06-26

Abstract

The utility model discloses a fire hydrant, including main part on the ground, underground main part is installed to the bottom of main part on the ground, the inlet tube is installed to underground main part's one end, the through-hole has been seted up to the both sides of main part on the ground, the main part is equipped with the sealing plug in through-hole department on the ground, threaded through-hole has been seted up on the top of main part on the ground, the main part is equipped with first sealing washer in threaded through-hole's top department on the ground, the main part has the connecting rod at through-hole department threaded connection on the ground, and the middle part of connecting rod is carved with the screw thread, the connecting rod runs through main part on the ground in the top through. Compared with the prior art, the utility model discloses receive the striking when causing the pipeline to break on the ground at the fire hydrant, can not have water to spill over, less to influence on every side, and when not using, water among the fire hydrant on the ground can flow out, when weather is cold, can not cause the pipeline to break because of water freezes.

Description

Fire hydrant

Technical Field

The utility model relates to a fire control safety technical field especially relates to a fire hydrant.

Background

Fire safety is always a topic which people pay attention to, and sudden occurrence of fire endangers the property safety of people, endangers the life safety of people, and places the life safety of people at the first place forever in China, fire hydrants are found everywhere on the street, are safety facilities provided for dealing with sudden fires, and after a fire occurs, fire fighters can directly access water sources from the fire hydrant to extinguish a fire, the existing outdoor fire hydrant is roughly divided into two types, one type is aboveground, the other type is underground, the aboveground fire hydrant is convenient to operate, but is not anti-freezing and is easy to collide, once the pipeline on the ground is broken by collision, a large amount of water flows out, and although the underground fire hydrant cannot collide and is frost-resistant, the operation is inconvenient, so that a fire hydrant is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the fire hydrant in the prior art has collision to break the pipeline so as to cause the defects of a large amount of water sources flowing out and easily freezing the pipeline in cold climate, and providing the fire hydrant.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a fire hydrant comprises an overground main body, wherein an underground main body is installed at the bottom end of the overground main body, a water inlet pipe is installed at one end of the underground main body, through holes are formed in two sides of the overground main body, a sealing plug is arranged at the through hole of the overground main body, a threaded through hole is formed in the top end of the overground main body, a first sealing ring is arranged at the top end of the threaded through hole of the overground main body, a connecting rod is in threaded connection with the through hole of the overground main body, threads are carved in the middle of the connecting rod, the connecting rod penetrates through the overground main body at the through hole of the top end of the overground main body, a switch is fixedly connected to the top end of the connecting rod, a positioning sleeve is fixedly connected to the bottom end of the connecting, and a second spring is sleeved outside the positioning rod.

Preferably, the bottom of position sleeve is equipped with rubber baffle, circular through-hole has been seted up at rubber baffle's middle part, rubber baffle and locating lever are in same axis, rubber baffle's bottom is equipped with the baffle, circular through-hole has been seted up at the middle part of baffle, and baffle and locating lever are in same axis.

Preferably, the outside of underground main part is equipped with the protective body, one side that the protective body is close to underground main part is seted up flutedly, underground main part has seted up the through-hole in the inboard of protective body, underground main part is equipped with the backup pad in through-hole department, the through-hole has been seted up at the middle part of backup pad, the backup pad has the bracing piece at through-hole department sliding connection, and the bracing piece runs through the backup pad.

Preferably, one end fixedly connected with seal of bracing piece, and the one side that the bracing piece was kept away from to the seal is the spill, the outside cover of bracing piece is equipped with first spring.

Preferably, the sealing plug is hinged with the ground main body, the switch is in a circular ring shape, and threads are carved on the outer side of the circular ring of the switch.

Preferably, the outer walls of the above-ground main body, the underground main body and the water inlet pipe are coated with antirust paint, and the outer wall of the above-ground main body is coated with red paint.

The utility model has the advantages that:

1. through setting up locating lever, locating plate, second sealing washer, second spring, baffle and rubber baffle, when the main part made the pipeline rupture because of the collision on the ground, can not lead to the fact the influence to baffle and rubber baffle when the position sleeve aversion, the rivers of lower part can not spill over, can not cause the waste at water source, and it is less to traffic safety influence on every side.

2. Through setting up backup pad, bracing piece, seal, first spring, when intaking, the through-hole can be plugged up to the seal and make water can not flow, finishes when using, and the through-hole can be opened to the seal, makes the rivers play in the main part on the ground, and in chilly winter, the difference in temperature of ground and underground is great, can not be because subaerial temperature crosses lowly and make to have water to freeze among the main part on the ground, causes the main part to break on the ground.

Compared with the prior art, the utility model discloses receive the striking when causing the pipeline to break on the ground at the fire hydrant, can not have water to spill over, less to influence on every side, and when not using, water among the fire hydrant on the ground can flow out, when weather is cold, can not cause the pipeline to break because of water freezes.

Drawings

Fig. 1 is a schematic structural view of a fire hydrant according to the present invention;

fig. 2 is a schematic cross-sectional view of a fire hydrant according to the present invention;

fig. 3 is an enlarged schematic view of a portion a of the fire hydrant according to the present invention;

fig. 4 is an enlarged schematic structural view of a part B of a fire hydrant according to the present invention;

fig. 5 is an enlarged schematic view of a part C of the fire hydrant according to the present invention.

In the figure: the sealing device comprises an overground main body 1, an underground main body 2, a water inlet pipeline 3, a positioning rod 4, a baffle 5, a rubber baffle 6, a protective body 7, a positioning sleeve 8, a switch 9, a connecting rod 10, a sealing plug 11, a first sealing ring 12, a supporting plate 13, a sealing body 14, a first spring 15, a supporting rod 16, a positioning plate 17, a second sealing ring 18 and a second spring 19.

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.

Referring to fig. 1-5, a fire hydrant comprises an overground main body 1, an underground main body 2 is installed at the bottom end of the overground main body 1, a water inlet pipe 3 is installed at one end of the underground main body 2, through holes are formed in two sides of the overground main body 1, a sealing plug 11 is arranged at the through hole of the overground main body 1, a threaded through hole is formed in the top end of the overground main body 1, a first sealing ring 12 is arranged at the top end of the threaded through hole of the overground main body 1, a connecting rod 10 is connected to the through hole of the overground main body 1 in a threaded manner, a thread is carved in the middle of the connecting rod 10, the connecting rod 10 penetrates through the overground main body 1 at the through hole of the top end of the overground main body 1, a switch 9 is fixedly connected to the top end of the connecting rod 10, a positioning sleeve, the outer part of the positioning rod 4 is sleeved with a second spring 19, the bottom end of the positioning sleeve 8 is provided with a rubber baffle 6, the middle part of the rubber baffle 6 is provided with a circular through hole, the rubber baffle 6 and the positioning rod 4 are positioned on the same axis, the bottom end of the rubber baffle 6 is provided with a baffle 5, the middle part of the baffle 5 is provided with a circular through hole, the baffle 5 and the positioning rod 4 are positioned on the same axis, the outer side of the underground main body 2 is provided with a protective body 7, one side of the protective body 7, which is close to the underground main body 2, is provided with a groove, the underground main body 2 is provided with a through hole at the inner side of the protective body 7, the underground main body 2 is provided with a supporting plate 13 at the through hole, the middle part of the supporting plate 13 is provided with a through hole, the supporting plate 13 is slidably connected with a supporting rod 16, the sealing plug 11 is hinged with the above-ground main body 1, the switch 9 is in a circular ring shape, threads are carved on the outer side of the circular ring of the switch 9, the outer walls of the above-ground main body 1, the underground main body 2 and the water inlet pipe 3 are coated with anti-rust paint, and the outer wall of the above-ground main body 1 is coated with red paint.

The working principle is as follows: when the fire hydrant is used, the switch 9 is rotated, the switch 9 drives the connecting rod 10 to rotate, the connecting rod 10 moves downwards through the threads of the through hole at the top end of the overground main body 1, the connecting rod 10 drives the positioning sleeve 8 to move downwards, the positioning sleeve 8 drives the rubber baffle 6 to move downwards, the rubber baffle 6 drives the baffle 5 to move downwards, the baffle 5 compresses the second spring 19, the positioning rod 4 enters the positioning sleeve 8, the channel of the underground main body 2 is opened, water flows enter the through holes on the four walls of the underground main body 2, the water flows extrude the sealing body 14 to move outwards, the sealing body 14 drives the supporting rod 16 to move, the sealing body 14 compresses the first spring 15, the sealing body 14 blocks the through hole, water cannot flow out of the underground main body 2, the water flows into the overground main body 1, the sealing plug 11 is opened, the fire hydrant can be used, after the, the connecting rod 10 moves upwards through the threads of the through hole at the top end of the overground main body 1, the connecting rod 10 drives the positioning sleeve 8 to move upwards, the second spring 19 restores the original state, the baffle 5 moves upwards, the baffle 5 drives the rubber baffle 6 to move upwards, the channel of the underground main body 2 is closed, water does not flow into the overground main body 1, the pressure of the upper part of the water flow disappears, the first spring 15 restores the original state, the sealing body 14 moves to the original position, the four-wall through holes of the underground main body 2 are opened, water in the overground main body 1 flows out through the four-wall through holes of the underground main body 2 and the through holes in the supporting plate 13, and no water exists in the overground main.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A fire hydrant comprises an overground main body (1) and is characterized in that an underground main body (2) is installed at the bottom end of the overground main body (1), a water inlet pipe (3) is installed at one end of the underground main body (2), through holes are formed in two sides of the overground main body (1), a sealing plug (11) is arranged at the through hole of the overground main body (1), a threaded through hole is formed in the top end of the overground main body (1), a first sealing ring (12) is arranged at the top end of the threaded through hole of the overground main body (1), a connecting rod (10) is arranged at the through hole of the overground main body (1), threads are carved in the middle of the connecting rod (10), the connecting rod (10) penetrates through the overground main body (1) at the through hole of the top end of the overground main body (1), a switch (9) is arranged at the top, the underground coal mine underground coal.

2. A fire hydrant according to claim 1, wherein the bottom end of the positioning sleeve (8) is provided with a rubber baffle (6), the middle part of the rubber baffle (6) is provided with a circular through hole, the rubber baffle (6) and the positioning rod (4) are on the same axis, the bottom end of the rubber baffle (6) is provided with a baffle (5), the middle part of the baffle (5) is provided with a circular through hole, and the baffle (5) and the positioning rod (4) are on the same axis.

3. A fire hydrant according to claim 1, wherein a protecting body (7) is arranged on the outer side of the underground main body (2), a groove is formed on one side of the protecting body (7) close to the underground main body (2), a through hole is formed on the inner side of the protecting body (7) of the underground main body (2), a supporting plate (13) is arranged on the through hole of the underground main body (2), a through hole is formed in the middle of the supporting plate (13), a supporting rod (16) is arranged on the through hole of the supporting plate (13), and the supporting rod (16) penetrates through the supporting plate (13).

4. A fire hydrant according to claim 3 in which the sealing body (14) is provided at one end of the support rod (16) and the side of the sealing body (14) remote from the support rod (16) is concave, the first spring (15) being fitted around the outside of the support rod (16).

5. A fire hydrant according to claim 1 in which the sealing plug (11) is hinged to the above ground body (1), the switch (9) is annular and the outside of the annulus of the switch (9) is threaded.

6. A fire hydrant according to claim 1 in which the outer walls of the above-ground body (1), the underground body (2) and the water inlet pipe (3) are coated with anti-rust paint and the outer wall of the above-ground body (1) is coated with red paint.