CN2329830Y

CN2329830Y - Pipe joint

Info

Publication number: CN2329830Y
Application number: CN 98202071
Authority: CN
Inventors: 陈圣鸿
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-03-10
Filing date: 1998-03-10
Publication date: 1999-07-21
Anticipated expiration: 2008-03-10

Abstract

The utility model relates to a novel pipe joint which comprises a connecting seat, a water stop ring, a water stop valve, an elastic body and a pipe joint body, wherein, a water inlet pipe of a water tap is spirally connected with one end of the connecting seat. A water inlet pipe of the tap water is connected with one end of the pipe joint body, and a barrier stop edge is arranged on the inner edge of one end of the seat body of the connecting seat. The water stop ring is attached on the feed-water side of the barrier stop edge. A convex barrier edge is arranged on the middle segment of the pipe inner edge of the pipe joint body. The convex barrier edge is blocked with one end of a taper elastic body. The center convex column of the water stop valve is sheathed and top-pushed on the other end of the elastic body. Top-pushing forward by means of the tension of the elastic body and the water pressure makes the water stop ring in the water stop valve and the connecting seat sealed together and water-stopped automatically. The pipe joint is repaired free from stopping water. The pipe joint has the advantages of long time water stop, good adaptability, convenient assembly, easy repair, etc.

Description

A kind of new tube joint

The utility model relates to a kind of pipe joint, and the maintenance of particularly a kind of water tap need not to cut off the water and sealing, strong, easy to assembly, the easy new tube joint of maintenance of applicability for a long time.

At present, various building stands in great numbers, running water system is intensive, aspect the running water system use, when water tap damages the essential tap water water meter switch that cuts off, if and tap water water meter switch is positioned at attic and many users concentrate on a place, not only run back and forth to increase to keep in repair and go up outside the difficulty, and old water meter makes the maintenance man feel simply helpless aspect differentiation, the judgement.

Number of patent application 84218693 " improvement of faucet tube joint structure ", when can accomplishing to change the outfit water tap, it need not cut off the water, but it is the pipe joint between water tap and the intake pipe, this pipe joint directly and intake pipe imbed within the walls, run into damage parts or spring fatigue in the pipe joint, cause pipe joint must change when repairing and just must destroy metope, and pipe joint is separated with intake pipe, cause difficulty to maintenance, be stranded this, water power Utilities design office does not welcome this structure, be that the market ability to accept is limited, when needing newly this pipe joint to be installed, also exist the destruction metope, obviously promote the use of restricted as the Consumer.

In addition, number of patent application 84218929 " water tap is exempted from the piecing devices of cutting off the water ".It can reach when changing the outfit water tap and needn't cut off the water, implement to go up difficulty but still exist, at first, in the existing running water system, when supplying with the tap water intake pipe design of water tap use, its outer end is provided with internal thread with the water supply stopcock intake pipe end interlocking that is spirally connected, therefore, the joint body internal thread of these piecing devices of exempting from the to cut off the water tap water intake pipe off-gauge that end and general building commonly used have been assembled that is spirally connected, and can't assemble, otherwise must use different size running water pipe intake pipe to reach separately in outer end tapping row assembling again, and, if the tap water intake pipe there is no too many length in reserve then also can produce situation about can't assemble, when the former water tap of old building damages, can't install this water tap again additional and exempt from the piecing devices of cutting off the water, it is restricted that it implements applicability, this water tap exempts to cut off the water piecing devices when its water tap damage being about to earlier when leaking fire hose is executed from the tap water intake pipe in addition, the pressure that utilizes hydraulic pressure is with the sealing valve seat of sealing tube and the sealing hole contact driving fit in the joint body, with with the tap water fluid stopping, but, owing to there is no the water stop ring design between sealing valve seat and joint body, its stagnant water effect is had a greatly reduced quality, if be positioned at the unstable area of low hydraulic pressure district or hydraulic pressure, enough pressure then can't be arranged with the sealing hole in the sealing valve seat ejection joint body of sealing tube, and then form the gap and leak, utilize the mode of hydraulic pressure with this water tap piecing devices of exempting to cut off the water with the sealing valve of control sealing tube, must produce the above-mentioned disappearance that may leak, it also is not suitable for for a long time as the effect of tap water intake pipe block, therefore, its project organization haves much room for improvement on reaching and being suitable for.

When providing the maintenance of a kind of water tap, the purpose of this utility model do not cut off the water and the long-time stagnant water effect of tool, applicability are strong, simple and convenient assembly, maintenance are easy to pipe joint.

For achieving the above object the utility model by the following technical solutions: this new tube joint, it comprises connecting base, water stop ring, sealing valve, elastomer, pipe junctor, wherein connecting base one end and water tap intake pipe are spirally connected to hold and are spirally connected, this pipe junctor one end then is bolted in the tap water intake pipe, it is characterized in that:

Connecting base is the nut pedestal that is hollow shape; It is provided with internal thread, and nut pedestal one end inner edge has the block edge, the block edge influent side water stop ring that has been sticked, and the one end also is convexly equipped with a body that is provided with internal thread;

The pipe junctor is that body one end that is hollow shape is convexly equipped with one and is provided with externally threaded body, and the body the other end is convexly equipped with one to be had externally threadedly in conjunction with body, and this pipe inner edge stage casing in conjunction with body is formed with protruding retaining edge, and elastomer one end of it and taper is fended off;

The sealing valve is that an external diameter is than the little round pedestal of connecting base one end internal diameter of tube body, the one end is convexly equipped with a center projection, and the elastomer the other end of it and taper is nested with ejection, and the circle pedestal the other end is convexly equipped with a circle ejector sleeve, it stretches in the connecting base one end body, offers several water inlets on the circle ejector sleeve.

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the three-dimensional schematic appearance of decomposing of the present utility model

Fig. 2 is installed on tap water intake pipe assembling cut-away view for the utility model

Assembling cut-away view when Fig. 3 installs water tap for the utility model

Ask for an interview Fig. 1, Fig. 2, Fig. 3, pipe joint of the present utility model includes connecting base 1, water stop ring 2, sealing valve 3, elastomer 4, pipe junctor 5, wherein:

Connecting base 1 is the nut pedestal 11 that is hollow shape, and it is provided with internal thread 111, and nut pedestal 11 1 end inner edges are provided with block edge 12, the block edge 12 influent sides water stop ring 2 that has been sticked, and pedestal one end also is convexly equipped with a body 13 that is provided with internal thread 131,

Pipe junctor 5 is to be convexly equipped with a body 51 that is provided with outside thread 511 by body one end that is hollow shape, with location in the nut pedestal 11 that is screwed into connecting base 1, the body the other end be convexly equipped with one have outside thread 521 in conjunction with body 52, for being bolted in tap water intake pipe 7, this pipe inner edge stage casing book office in conjunction with body 52 is formed with protruding retaining edge 53, fends off for elastomer 4 one ends of taper.

Sealing valve 3, be than the little round pedestal 31 of connecting base 1 one end bodys 13 internal diameters by an external diameter, its end is convexly equipped with a center projection 32, elastomer 4 the other ends for taper are nested with ejection, so that should the 31 interior oblique surfaces subsides of circle pedestal form the sealing state of isolation to water stop ring 2, these circle pedestal 31 the other ends are convexly equipped with a circle ejector sleeve 33, to protrude in the connecting base 1 one end bodys 13, offer several water inlets 331 on the circle ejector sleeve 33.

To manage junctor 5 the other ends when the utility model uses earlier and be screwed into tap water intake pipe 7 (be no water supply state in the tap water intake pipe this moment) in conjunction with body 52, because the round pedestal 31 of sealing valve 3 is subjected to the elastomeric ejection can be with 2 one-tenth closed states of water stop ring on the block edge 12 of nut pedestal 11 inner edges so that water inlet is sealed (see figure 2), tap water intake pipe 7 can be formed sealing fluid stopping state, equal effective sealing under unstable or other situations of hydraulic pressure when repairing water tap 6 to guarantee to change, therefore the hydroelectric project personnel test running water system current situation easily, and the utility model can install when new building, perhaps decreases ring in the former water tap of old building (the pipe junctor can replace former general water tap 6 intake pipes 61 in conjunction with body 52 in because of the utility model) also can be installed when changing the outfit; (tap water intake pipe 7 can be the water supply state at this moment when water tap 6 used connecting, needn't cut off the tap water supply main switch) but connecting base 1 one end bodys 13 internal threads 131 water supply stopcocks 6 intake pipes 61 be spirally connected, when round pedestal 31 the other ends of water tap 6 intake pipes 61 pushing tow sealing valves 3 are justified ejector sleeve 33, the round pedestal 31 of sealing valve 3 is passed backward, make between round pedestal 31 and water stop ring and form the gap, tap water promptly enters round pedestal 31 by tap water intake pipe 7 and justifies ejector sleeve 33 water inlets 331 with gap inflow sealing valve 3 one ends of 2 of water stop rings through circle pedestal 31 and pipe junctor 5 one end bodys 51 gaps, enter water tap intake pipe 61 by connecting base 1 again and be water supply user mode (see figure 3), to reach assembling water tap 6 or to change and repair water tap 6 and exempt from the effect of cutting off the water, have the splendid tap water intake pipe of effect 7 fluid stopping effects simultaneously concurrently.

The utility model advantage: applicability is good, because the tap water intake pipe 7 of existing building is equipped with internal thread for cooperating the assembling water tap, the utility model is got final product changing to build directly to connect in conjunction with body 52 with pipe junctor 5, applicable former tap water intake pipe 7 is reserved specification, and making changes the outfit is suitable for conveniently.

Aspect maintenance, when decreasing ring, internal component water tap 6 whiz connecting bases 1 and pipe junctor 5 whiz tap water intake pipes 7, hyperphoric separately one new pipe joint need only be got final product, there is not any puzzlement in the maintenance fully, increased servicing ease.

In addition, as Fig. 2, shown in Figure 3, can be between water tap 6 and wall surface A a sheathed outer cover to promote the attractive in appearance of overall appearance.

Advantage such as in a word, the utlity model has that water tap maintenance exempts to cut off the water and long-time stagnant water effect, applicability are good, simple and convenient assembly, maintenance are easy.

Claims

1, a kind of new tube joint, it comprises connecting base, water stop ring, sealing valve, elastomer, pipe junctor, and wherein connecting base one end and water tap intake pipe are spirally connected to hold and are spirally connected, and this pipe junctor one end then is bolted in the tap water intake pipe, it is characterized in that:

Connecting base is the nut pedestal that is hollow shape, and it is provided with internal thread, and nut pedestal one end inner edge has the block edge, the block edge influent side water stop ring that has been sticked, and the one end also is convexly equipped with a body that is provided with internal thread;