CN205824315U - The faucet through walls of antifreeze anti-siphon - Google Patents

Abstract

This utility model relates to the technical field of faucet, especially relate to the faucet through walls of a kind of antifreeze anti-siphon, including left valve barrel and right valve barrel, left valve barrel is provided with water inlet and outlet, right valve barrel is provided with water inlet end and water side, water side is located on the sidewall of right valve barrel and is gone out mouth down and arranges, it is connected by straight tube between outlet with water inlet end, connecting tube it is provided with in straight tube, the valve rod that its right-hand member stretches out outside right valve barrel it is provided with in right valve barrel, the right-hand member of connecting tube is fixing with the left end of valve rod in extending right valve barrel to be connected, seal between valve rod and the internal chamber wall of right valve barrel and coordinate, guide rod it is provided with in left valve barrel, fix between the right-hand member of guide rod and straight tube and be connected, connect on guide rod and have spool, the connecting tube tube wall near side, water side is provided with spilled water hole.Advantage is: using the most convenient and swift, safety is high, and can effectively prevent tap by the phenomenon of bursting by freezing.

Description

The faucet through walls of antifreeze anti-siphon

Technical field

This utility model relates to the technical field of faucet, especially relates to the faucet through walls of a kind of antifreeze anti-siphon.

Background technology

Faucet articles for use are the most common, are widely used in family, hotel, heavy construction and disappear The occasions such as anti-, gardens.The most traditional tap structure through walls is more single, is controlled the break-make of water by common valve, but The pressure that thus there will be water is excessive, causes the sealing property of valve to reduce, and during life-time service, tap through walls Connector the most easily gets rusty, and affects to use, and water inlet and outlet are positioned at same axis, thus cause water Impacting excessive, the junction causing tap through walls to be connected on faucet leaks or extinguishing pipe directly washes from showing of faucet As, not only impact is normal uses, and personal safety is also had a certain impact by the High-Pressure Water of faucet ejection, it addition, After making to be finished, owing to the body length of this tap through walls is longer, the water of valve inner is caused cannot all to discharge, finally Cause making tap through walls by bursting by freezing in cold environment.

Summary of the invention

The deficiency existed for above-mentioned prior art, the purpose of this utility model is to provide a kind of use and extremely facilitates soon Victory, safety is high, and can effectively prevent tap by the faucet through walls of the antifreeze anti-siphon of the phenomenon of bursting by freezing.

For realizing above-mentioned purpose, this utility model provides techniques below scheme:

The faucet through walls of a kind of antifreeze anti-siphon, including left valve barrel and right valve barrel, left valve barrel is provided with water inlet and goes out The mouth of a river, right valve barrel is provided with water inlet end and water side, and water side is located on the sidewall of right valve barrel and is gone out mouth down and arranges, outlet It is connected by straight tube with between water inlet end, in straight tube, is provided with connecting tube, in right valve barrel, be provided with the valve that its right-hand member stretches out outside right valve barrel Bar, the right-hand member of connecting tube is fixing with the left end of valve rod in extending right valve barrel to be connected, and seals between valve rod and the internal chamber wall of right valve barrel Coordinating, be provided with guide rod in left valve barrel, fix and be connected between the right-hand member of guide rod and straight tube, guide rod connects has spool, connecting tube to lean on The tube wall of nearly side, water side is provided with spilled water hole.

This utility model is further arranged to: the opposite side being positioned at water side on the sidewall of described right valve barrel is provided with air-breathing Hole, suction hole is sealed and installed with suction head, is provided with air-breathing core in suction head.

This utility model is further arranged to: be provided with the protection cap being covered on suction head on described suction head, protection The space passed through for air it is provided with between medial wall and the lateral wall of suction head of lid.

This utility model is further arranged to: described guide rod is provided with the through hole running through left and right both ends of the surface, the left end of through hole It is connected with spool, fixing between right-hand member and straight tube is connected.

This utility model is further arranged to: be provided with fixed plate in the middle part of described through hole, and the middle part of fixed plate is provided with through hole, It is provided with the screw inserted from right to left in through hole, is spirally connected between screw and spool.

This utility model is further arranged to: the screw between described spool and fixed plate is provided with spring.

This utility model is further arranged to: described spool is provided with the groove of annular, and groove is embedded with the back of the body of annular Tabletting, back pressure sheet includes tabletting one and the tabletting two of annular, and tabletting one is close to the bottom land of groove, tabletting two and the left side of tabletting one Limit connects, and forms the angle more than 0 degree and less than 90 degree between tabletting one and tabletting two.

This utility model is further arranged to: the edge of the port of the water inlet end of described right valve barrel radially expands formation Extension limit, on straight tube, the side near extension limit is arranged with side plate.

This utility model is further arranged to: the described side plate one side contrary with extension limit is by laterally opposed another of one Side and be formed slopely inclined plane from left to right, forms angle between the one side that inclined plane is corresponding with side plate and extension limit.

This utility model is further arranged to: described water side tilt from left to right formed between the sidewall of right valve barrel little In 90 degree and more than 0 degree of angle.

By use technique scheme, the technique effect that this utility model is reached is: by arrange spilled water hole and The structure overall to valve body improves, after tap is closed, can be by the existence of spilled water hole, and by the residual in whole tap Water quickly flows out from water side so that the volume of the residual water in tap reduces in a large number, effectively prevent tap showing by bursting by freezing As so that this product uses the most convenient and swift, and safety is high；While additionally tap opens and uses when, utilize The setting of suction head, can effectively play the phenomenon of leading anti-siphon.

Accompanying drawing explanation

Below in conjunction with the accompanying drawings this utility model is described in further detail.

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

Detailed description of the invention

With reference to Fig. 1, the faucet through walls of a kind of antifreeze anti-siphon disclosed in this utility model, including left valve barrel 10 and the right side Valve body 11, left valve barrel 10 is provided with water inlet 12 and outlet 13, and right valve barrel 11 is provided with water inlet end 14 and water side 15, water outlet End 15 be located on the sidewall of right valve barrel 11 and go out mouth down arrange, water side 15 tilts from left to right and right valve barrel 11 sidewall it Between formed less than 90 degree and be more than 0 degree of angle.The outflow that this design enables to water is the most smooth and easy.Outlet 13 with enter Connected by straight tube 16 between water end (W.E.) 14, be provided with connecting tube 17 in straight tube 16, be provided with its right-hand member in right valve barrel 11 and stretch out right valve barrel Valve rod 18 outside 11, the right-hand member of connecting tube 17 is fixing with the left end of valve rod 18 in extending right valve barrel 11 to be connected, valve rod 18 and right valve Sealing between the internal chamber wall of body 11 and coordinate, sealing the mode coordinated can be by a variety of, and this sealing means is this area Technical staff can realize with common knowledge of the prior art, and as utilized the mode of sealing gasket, this sealing gasket seals Mode generally with the upper and lower back-up ring 24,25 of pressure cap 22 densification packing 23, increases the crush of sealing gasket 23 and valve rod 18, thus Increase sealing；It is provided with guide rod 19 in left valve barrel 10, fixes between the right-hand member of guide rod 19 with straight tube 16 and be connected, guide rod 19 connects Having spool 20, the connecting tube 17 tube wall near side, water side 15 is provided with spilled water hole 21, utilizes spilled water hole can discharge valve rod Liquid within 18, effectively serves antifreeze effect.

In order to reach the effect of anti-siphon, then the opposite side being positioned at water side 15 on the sidewall of right valve barrel 11 is provided with air-breathing Hole 26, suction hole 26 is sealed and installed with suction head 27, is provided with air-breathing core 28 in suction head 27, and air-breathing core can be up and down, when When internal pipe pressure is less than ambient pressure, fuse is opened, and balances external and internal pressure.It is provided with on suction head 27 and is covered in suction head Protection cap 29 on 27, is provided with the space passed through for air between medial wall and the lateral wall of suction head 27 of protection cap 29, its Middle protection cap is possible to prevent foreign material to fall into anti-siphon hole affects the anti-siphon function of suction head.

Guide rod 19 in above-mentioned is provided with the through hole running through left and right both ends of the surface, and the left end of through hole is connected with spool 20, right-hand member It is connected with fixing between straight tube 16；Being provided with fixed plate 30 in the middle part of through hole, the middle part of fixed plate 30 is provided with through hole, is provided with in through hole The screw 31 inserted from right to left, is spirally connected between screw 31 and spool 20, and screw here is can be along the axial displacement of through hole 's.Wherein, the screw 31 between spool 20 and fixed plate 30 is provided with spring 32, and handwheel here can control to lead by valve rod The lifting of bar, controls spool aperture indirectly, and screw can be prevented from spool when valve rod maintenance is extracted out and comes off, and spring is for spool Resilience, plays the function preventing liquid from flowing backwards.

Described spool 20 in the present embodiment is provided with the groove of annular, and groove is embedded with the back pressure sheet 33 of annular, Back pressure sheet 33 includes tabletting one and the tabletting two of annular, and tabletting one is close to the bottom land of groove, tabletting two and the left side of tabletting one Connecting, form the angle more than 0 degree and less than 90 degree between tabletting one and tabletting two, back pressure sheet can increase spool back pressure Can, increase product reverse low pressure seal performance.The edge of the port of the water inlet end 14 of right valve barrel 11 radially expands formation and prolongs Side 34, on straight tube 16, the side near extension limit 34 is arranged with side plate 35.Side plate 35 one side contrary with extension limit 34 by Opposite side that one is laterally opposed and be formed slopely inclined plane from left to right, inclined plane is corresponding with side plate 35 and extension limit 34 Angle is formed between one side.Wherein, side plate can be effectively increased the product angle of inclination when installing and using, and indirectly increases product Product drainage performance.

Above-described embodiment is only preferred embodiment of the present utility model, limits protection model of the present utility model the most according to this Enclose, therefore: all equivalence changes done according to structure of the present utility model, shape, principle, protection of the present utility model all should be covered by Within the scope of.

Claims (10)

1. a faucet through walls for antifreeze anti-siphon, including left valve barrel and right valve barrel, left valve barrel is provided with water inlet and water outlet Mouthful, right valve barrel is provided with water inlet end and water side, water side be located on the sidewall of right valve barrel and go out mouth down arrange, outlet with Connected by straight tube between water inlet end, it is characterised in that: it is provided with connecting tube in straight tube, is provided with its right-hand member in right valve barrel and stretches out right valve External valve rod, the right-hand member of connecting tube is fixing with the left end of valve rod in extending right valve barrel to be connected, valve rod and the internal chamber wall of right valve barrel Between seal and coordinate, be provided with guide rod in left valve barrel, fixing between the right-hand member of guide rod and straight tube be connected, on guide rod, connection has spool, The connecting tube tube wall near side, water side is provided with spilled water hole.

The faucet through walls of antifreeze anti-siphon the most according to claim 1, it is characterised in that: on the sidewall of described right valve barrel The opposite side being positioned at water side is provided with suction hole, and suction hole is sealed and installed with suction head, is provided with air-breathing core in suction head.

The faucet through walls of antifreeze anti-siphon the most according to claim 2, it is characterised in that: it is provided with on described suction head The protection cap being covered on suction head, is provided with the sky passed through for air between medial wall and the lateral wall of suction head of protection cap Gap.

The faucet through walls of antifreeze anti-siphon the most according to claim 1, it is characterised in that: described guide rod is provided with and runs through The through hole of left and right both ends of the surface, the left end of through hole is connected with spool, fixing between right-hand member and straight tube be connected.

The faucet through walls of antifreeze anti-siphon the most according to claim 4, it is characterised in that: it is provided with solid in the middle part of described through hole Determining plate, the middle part of fixed plate is provided with through hole, is provided with the screw inserted from right to left, is spirally connected between screw and spool in through hole.

The faucet through walls of antifreeze anti-siphon the most according to claim 5, it is characterised in that: described spool and fixed plate it Between screw be provided with spring.

The faucet through walls of antifreeze anti-siphon the most according to claim 1, it is characterised in that: described spool is provided with annular Groove, groove is embedded with annular back pressure sheet, back pressure sheet include annular tabletting one and tabletting two, groove is close to by tabletting one Bottom land, tabletting two is connected with the left side of tabletting one, is formed more than 0 degree and be less than the folder of 90 degree between tabletting one and tabletting two Angle.

The faucet through walls of antifreeze anti-siphon the most according to claim 1, it is characterised in that: the water inlet end of described right valve barrel The edge of port radially expand formation extension limit, on straight tube, the side near extension limit is arranged with side plate.

The faucet through walls of antifreeze anti-siphon the most according to claim 8, it is characterised in that: described side plate and extension limit phase Anti-one side is by the laterally opposed opposite side of one and is formed slopely inclined plane from left to right, inclined plane and side plate and extension limit Angle is formed between corresponding one side.

10. according to the faucet through walls of the antifreeze anti-siphon described in any one of claim 1 to 9, it is characterised in that: described water outlet End tilts formed less than 90 degree between the sidewall of right valve barrel and be more than 0 degree of angle from left to right.