CN205875278U - Novel encryption type pillar hydrant - Google Patents

Abstract

The utility model provides a novel encryption type pillar hydrant, includes valve body, valve rod, valve clack and valve gap, the top of valve body is located to the valve gap, and this valve gap internal stability is equipped with the opening device lid, is equipped with metal screens board in this opening device lid, is equipped with first spring between the top surface of this metal screens board and the interior top surface of opening device lid, cross -section type of being " intersection of " of metal screens board shape, the bottom of this metal screens board outwards are equipped with the extension, and the top surface of this extension is equipped with the convex part, opening device lid be equipped with with convex part complex recess, metal screens inboard is located to the top cover of valve rod, and the bottom and the top of a valve rod transmission shaft of this valve rod are connected, the valve gap cover be equipped with with opening device lid cooperation and its in and have a magnetic spanner, be equipped with set seat and disk seat in the valve body, this disk seat is located the below of set seat, be equipped with the valve port on the disk seat, set seat is passed in proper order to the bottom of valve rod transmission shaft and the valve port is connected with the valve clack, the valve clack is located the below of valve port and covers the valve port.

Description

A kind of novel ciphering type post fire hydrant

Technical field

This utility model relates to a kind of post fire hydrant, in particular to a kind of novel ciphering type post fire hydrant.

Background technology

Above ground hydrant is the outdoor fire fighting supply facility on the ground of one, for supplying water to fire fighting truck or direct and water band, water Rifle couples puts out a fire, and is the special facilities of outdoor indispensable fire fighting supply.Current above ground hydrant mainly includes valve body, valve Bar, flap etc., the top of described valve body is provided with a lid, and the top of described valve rod passes this lid, and the top of this lid is provided with Spanner that is detachable and that be socketed with valve stem top, gets final product rotation valve rod simultaneously so that valve rod rises when people's rotating spanner, from And promote flap to separate with the valve port in valve body, thus realize valve body and get through.From the description above, existing above ground hydrant Getting through of valve body has only to achieve that with spanner, but so easily causes the abuse of water, it is impossible to control having of water resource Effect utilizes.

Utility model content

This utility model provides a kind of novel ciphering type post fire hydrant, and its main purpose is to overcome existing skill The problems referred to above that art exists.

This utility model adopts the following technical scheme that:

A kind of novel ciphering type post fire hydrant, including valve body, valve rod, flap and valve gap, described valve gap is located at valve The top of body, is installed with opening device lid in this valve gap, be provided with metal block board in this opening device lid, this metal block board Being provided with the first spring between the inner top surface of end face and opening device lid, the cross section of described metal block board is class " ∩ " shape, this gold The bottom of genus block board is to being externally provided with extension, and the end face of this extension is provided with protuberance, and described opening device is covered with and protuberance The groove coordinated, the top of described valve rod is sheathed in metal block board, the bottom of this valve rod and the top of a valve rod power transmission shaft Connecting, described valve gap is arranged with and coordinates with opening device lid and in it and carry magnetic spanner, is provided with block set in described valve body And valve seat, this valve seat is positioned at the lower section of block set, and described valve seat is provided with valve port, and the bottom of described valve rod power transmission shaft sequentially passes through set Seat and valve port are connected with flap, and described flap is positioned at the lower section of valve port and covers valve port.

Further, the top of described valve rod power transmission shaft is installed with spring retaining sleeve, the upper opening of this spring retaining sleeve Downwards, Open Side Down in its underpart, and the top of described spring retaining sleeve is fixing with the bottom of valve rod to be connected, in this spring retaining sleeve Portion is fixing with valve rod power transmission shaft to be connected, and the middle part of described block set is provided with the copper sheathing passed for valve rod power transmission shaft, and described spring is fixed It is provided with, between bottom and the copper sheathing of set, the second spring being sheathed on valve rod power transmission shaft periphery.

Further, described valve body includes upper and lower layout valve body body and key, the top of this valve body body and key Bottom connected by breaker bolt, the diameter at the middle part of this breaker bolt is respectively less than the diameter of breaker bolt upper and lower.

From above-mentioned to description of the present utility model, compared to the prior art, this utility model has the advantage that

1, this utility model novel structure, design ingenious, when valve body needs water outlet, spanner is placed on opening device lid On, now metal block board under the effect of spanner magnetic by inhale, metal block board is entered in groove by protuberance after upper suction, makes Obtaining metal block board to be connected with opening device lid, then rotating spanner can drive opening device lid and metal block board to turn simultaneously Dynamic, thus band ovable valve stem rotates, it is achieved opening of valve port, rotating spanner can make flap cover valve port in the opposite direction；When pulling After hands takes out, metal block board loses magnetism, and declines under the effect of the first spring, thus separates with opening device lid.This Fire hydrant needs special spanner and can open valve body after improving, with common spanner and valve body cannot be opened, this Sample can prevent valve body to be arbitrarily opened, and stops the abuse of water resource.

2, described flap is positioned at the lower section of valve port and covers valve port, and when the hydraulic pressure in valve body is bigger, flap is had by water The effect of power upwards, so can ensure that and there is not gap between flap and valve port, the phenomenon that water is revealed will not occur.

3, after post fire hydrant project installation, key is exposed on ground, due to the diameter at the middle part of breaker bolt Be respectively less than breaker bolt upper and lower diameter, when key is by external force collision, breaker bolt absorbing impact energy and fast Speed first ruptures, and plays the protection parts such as key and valve body body from the effect damaged.And now flap hydraulic pressure in valve body Close with valve seat under the effect of power and the second spring, it is to avoid in valve body, water source leaks, reduce the waste at water source and effectively protect Key peripheral facility, ensures the neighbouring normal domestic water of resident.

Accompanying drawing explanation

Fig. 1 is schematic diagram of the present utility model.

Fig. 2 is the partial enlarged drawing in Fig. 1 at A.

Fig. 3 is the schematic diagram of this utility model breaker bolt.

Detailed description of the invention

See figures.1.and.2.A kind of novel ciphering type post fire hydrant, including valve body 1, valve rod 2, flap 3 and valve gap 4.Described valve gap 4 is located at the top 1 of valve body, is installed with opening device lid 5 in this valve gap 4, is provided with metal in this opening device lid 5 Block board 6, is provided with the first spring 7 between end face and the inner top surface of opening device lid 5 of this metal block board 6.Described metal card The cross section of position plate 6 is class " ∩ " shape, and the bottom of this metal block board 6 is to being externally provided with extension 61, and the end face of this extension 61 sets Protuberance 62, described opening device lid 5 is had to be provided with the groove 51 coordinated with protuberance 62.The top of described valve rod 2 is sheathed on metal card In the plate 6 of position, the bottom of this valve rod 2 is connected with the top of a valve rod power transmission shaft 8, and described valve gap 4 is arranged with joins with opening device lid 5 Close and its in and carry magnetic spanner 9.Being provided with block set 10 and valve seat 11 in described valve body 1, this valve seat 11 is positioned at block set 10 Lower section, described valve seat 11 is provided with valve port 12, and the bottom of described valve rod power transmission shaft 8 sequentially passes through block set 10 and valve port 12 and flap 3 connect, and described flap 3 is positioned at the lower section of valve port 12 and covers valve port 12.

With reference to Fig. 1.The top of described valve rod power transmission shaft 8 is installed with spring retaining sleeve 81, the top of this spring retaining sleeve 81 Open Side Down, and Open Side Down in its underpart, and the top of described spring retaining sleeve 81 is fixing with the bottom of valve rod 2 to be connected, and this spring is solid Surely the middle part of set 81 is fixing with valve rod power transmission shaft 8 is connected.The middle part of described block set 10 is provided with the copper sheathing passed for valve rod power transmission shaft 8 13, it is provided with the second spring 14 being sheathed on valve rod power transmission shaft 8 periphery between bottom and the copper sheathing 13 of described spring retaining sleeve 81.When When hydraulic pressure in valve body 1 is bigger, water has the effect of power upwards to flap 3, so can ensure that between flap 3 and valve port 12 not There is gap, the phenomenon that water is revealed will not occur；Meanwhile, described second spring 14 has the effect of pulling force to valve rod power transmission shaft 8, When further ensuring that valve body 1 not water outlet, flap 3 covers valve port 12 with the state sealed most.

With reference to Fig. 1 and Fig. 3.Described valve body 1 includes upper and lower layout valve body body 15 and key 16, this valve body body 15 The bottom of top and key 16 be connected by breaker bolt 17, the diameter at the middle part of this breaker bolt 17 is respectively less than breaker bolt The diameter of 17 upper and lowers.After post fire hydrant project installation, key 16 is exposed on ground, due to breaker bolt 17 The diameter at middle part be respectively less than the diameter of breaker bolt 17 upper and lower, when key 16 is by external force collision, breaker bolt 17 absorbing impact energies and rapidly take the lead in fracture, play protection the parts such as key 16 and valve body body 15 from damage effect. And now flap 3 closes with valve seat 11 under the effect of valve body 1 internal water pressure and the second spring 14, it is to avoid water source in valve body 1 Leak, reduce the waste at water source and effectively protect key peripheral facility, ensureing the neighbouring normal domestic water of resident.

See figures.1.and.2.Operation principle of the present utility model is as follows: when valve body 1 needs water outlet, be placed on out by spanner 9 On opening device lid 5, now metal block board 6 under the effect of spanner 9 magnetic by inhale, metal block board 6 is by protuberance after upper suction 62 enter in groove 51 so that metal block board 6 is connected with opening device lid 5, and then rotating spanner 9 can drive unlatching simultaneously Appliance cover 5 and metal block board 6 rotate, thus band ovable valve stem 2 rotates, it is achieved opening of valve port 12, in the opposite direction rotating spanner 9 Flap 3 can be made to cover valve port 12.After spanner 9 takes out, metal block board 6 loses magnetism, and in the effect of the first spring 7 Lower decline, thus separate with opening device lid 5.

Above are only detailed description of the invention of the present utility model, but design concept of the present utility model be not limited thereto, All changes utilizing this design that this utility model carries out unsubstantiality, all should belong to the row invading this utility model protection domain For.

Claims (3)

1. a novel ciphering type post fire hydrant, it is characterised in that: include valve body, valve rod, flap and valve gap, described valve It is covered on the top of valve body, in this valve gap, is installed with opening device lid, be provided with metal block board in this opening device lid, this metal Being provided with the first spring between end face and the inner top surface of opening device lid of block board, the cross section of described metal block board is class " ∩ " Shape, the bottom of this metal block board is to being externally provided with extension, and the end face of this extension is provided with protuberance, and described opening device is covered with The groove coordinated with protuberance, the top of described valve rod is sheathed in metal block board, the bottom of this valve rod and a valve rod power transmission shaft Top connect, described valve gap is arranged with and coordinates with opening device lid and in it and carry magnetic spanner, sets in described valve body Having block set and valve seat, this valve seat is positioned at the lower section of block set, and described valve seat is provided with valve port, and the bottom of described valve rod power transmission shaft is successively Being connected through block set and valve port with flap, described flap is positioned at the lower section of valve port and covers valve port.

A kind of novel ciphering type post fire hydrant the most as claimed in claim 1, it is characterised in that: described valve rod power transmission shaft Top is installed with spring retaining sleeve, and the upper opening of this spring retaining sleeve is downward, and Open Side Down in its underpart, described spring retaining sleeve The bottom of top and valve rod fixing is connected, the middle part of this spring retaining sleeve is fixed with valve rod power transmission shaft and is connected, described block set Middle part is provided with the copper sheathing passed for valve rod power transmission shaft, is provided with and is sheathed on valve rod biography between bottom and the copper sheathing of described spring retaining sleeve Second spring of moving axis periphery.

A kind of novel ciphering type post fire hydrant the most as claimed in claim 1, it is characterised in that: described valve body includes, Lower layout valve body body and key, the top of this valve body body is connected by breaker bolt with the bottom of key, this safe spiral shell The diameter at the middle part of bolt is respectively less than the diameter of breaker bolt upper and lower.