CN201606618U

CN201606618U - Structure of connecting outer joint of pipeline with valve

Info

Publication number: CN201606618U
Application number: CN2009202854862U
Authority: CN
Inventors: 周锦玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-12-31
Filing date: 2009-12-31
Publication date: 2010-10-13
Anticipated expiration: 2019-12-31

Abstract

A structure for connecting an outer joint of a pipeline with a valve belongs to pipeline fittings. The outer joint of the pipeline comprises an outer joint body provided with at least two connectors; adapting internal threads are processed on the inner wall of the port part of at least one of the two connectors; a connector boss is formed on the outer wall of the port part of at least one of the two connectors in a protruding manner; the valve comprises an adapting base and a valve body for turning on/off a switch; a sealing ring step cavity is formed at the bottom of the inner wall of the connector boss; a sealing ring is arranged in the sealing ring step cavity; the adapting base comprises an adapting nut, an embedded boss and an adapting head; the adapting nut is integrally arranged at one end of the valve body and extends into a central part at one side of the adapting head; adapting external threads are arranged on the outer wall of the adapting head; the adapting external threads are matched with the adapting internal threads; and the embedded boss is positioned on side surface of one side of the adapting nut, and matched with the sealing ring step cavity and in contact with the sealing ring. A green stock belt is not required, so that the accessory material is saved; and the fast and convenient installation can be achieved.

Description

The linkage structure of pipeline socket and valve

Technical field

The utility model belongs to the pipe fittings technical field, is specifically related to the linkage structure of a kind of pipeline socket and valve.

Background technique

As the industry's knowledge of the reason, the pipeline socket mainly contains three kinds of structural types, and the one, have the pipeline socket of two interfaces; The 2nd, have the pipeline socket of three interfaces; The 3rd, have the pipeline socket of four interfaces.Pipeline socket with two interfaces divides straight-through and elbow, and elbow divides circular arc elbow and elbow bend again, and the pipeline socket with three interfaces be otherwise known as threeway or T font joint have the pipeline socket of four interfaces, and cross shaped joint is otherwise known as.

Figure 3 shows that the pipeline socket structure in the prior art, constitute socket body 1 by three interfaces 11, be processed with at the inwall of the port position of at least one interface 11 and connect internal thread 111, and on the outer wall of the port position of at least one interface 11, be equipped with interface boss 112 (on the outer wall of the port position of three interfaces 11, interface boss 112 being set all among the figure).When socket body 1 when having two interfaces 11 or four interfaces 11, reason is same as above, so the claimant no longer repeats to set forth.

Above-mentioned when being connected by pipeline socket shown in Figure 3 and valve such as water tap or angle valve, at first connect the outside thread zone around covering (wrapped) raw meal belt (also claiming sealing strip) at water tap or angle valve, then with the interface 11 of socket body 1 connect internal thread 111 screw-thread fit, take on seal action by raw meal belt.

The socket body 1 of said structure can produce following technical problem with valve when for example water tap or angle valve connect with it: the one, because the sealing effect of raw meal belt is relatively poor, easily make between interface 11 and the valve leakage phenomenon to occur; The 2nd, be difficult to grasp around the amount of the multiple raw meal belt that connects the outside thread zone in valve, if it is very few, then do not reach seal action, otherwise if too much, then when screwing in, not only can produce raw meal belt and outwards drive phenomenon, but also cause the raw meal belt waste, especially there is the anxiety of interface 11 crackings that cause socket body 1; In a single day the 3rd, screw-in direction can only and then can not move back, and therefore enters the action that spins, if occur in the screw-in process even little vast derotation must thoroughly be recessed interface 11 with valve so, again around the overgrowth strip, and screw in once more; Four are to use trouble, if water tap and interface 11 connect, in the time of need being changed voluntarily by the user in case water tap damages, the user must possess raw meal belt so, otherwise can't change.

In view of the existing above-mentioned many deficiencies of the pipeline socket structure in the prior art, therefore be necessary rationally to be improved, the applicant attempts, and finds a way to resolve the problem, and technological scheme described below produces under this prerequisite.

Summary of the invention

Task of the present utility model is to provide a kind of and helps to improve sealing effect and use and avoid leaking and the conserve water resource, need not to use raw meal belt and use and save auxiliary material and the pipeline socket quick and easy for installation and the linkage structure of valve.

Task of the present utility model is finished like this, the linkage structure of a kind of pipeline socket and valve, described pipeline socket comprises the socket body that has two interfaces at least, be processed with on the inwall of the port position of at least one interface in the described interface and connect internal thread, and on the outer wall of the port position of at least one interface, be equipped with the interface boss, described valve comprises the valve body with a matching seat and an open-close on-off, be characterised in that in the bottom of the inwall of described interface boss and have a seal ring step chamber, in sealing circle step chamber, be provided with a seal ring, described matching seat comprises and connects nut, chimeric boss and connector, connect an end of nut one formation valve body, connector extends the central position of a side that connects nut, on the outer wall of this connector, be provided with and connect outside thread, this connects outside thread and matches with the described internal thread that connects, chimeric boss is positioned on the side side that connects nut, matches with described seal ring step chamber and contacts with described seal ring.

The utility model since outside the bottom of the inwall of the interface boss of the matched interface of confession and the valve body of joint body be provided with seal ring step chamber, in seal ring step chamber, set seal ring, and connect nut towards the design of a side of interface have match with seal ring step chamber and paste the chimeric boss that touches with seal ring, the interface of therefore working as valve body and socket body connects and closes, play the effect that prevents seepage by chimeric boss with tight contact the (cooperation) between the seal ring, not only need not to use raw meal belt and save auxiliary material, and can embody efficient and convenient installation.

Description of drawings

Fig. 1 is the first example structure figure of the present utility model.

Fig. 2 is the second example structure figure of the present utility model.

Fig. 3 is the schematic representation of the socket body in the prior art.

Embodiment

Embodiment 1:

Ask for an interview Fig. 1, the interface 11 of the socket body 1 that provides in Fig. 1 both can be two, also can be three, can also be four, when interface 11 is two, then can be described as straight-through or two logical or elbows, when interface 11 is three, then can be described as tee union or T junction, when interface 11 is four, then can be described as geneva cross.Yet, no matter interface 11 has two, three or four, then should ensure for and the structure performance of an interface 11 matching of valve body 2 by by the improved structure of the applicant, that is: design connects internal thread 111 on the inwall of the port position of this interface 11, design interface boss 112 on the outer wall of the port position of interface 11, and a seal ring step chamber 1121 is formed on the bottom at the inwall of interface boss 112, in seal ring step chamber 1121 seal ring 3 is set.Seal ring 3 adopts rubber or nylon or other equivalent material.The valve body 2 of the valve described in the present embodiment is made of matching seat 21 and open-close on-off 22, so this valve is essentially water tap.Matching seat 21 is integrally manufactured with valve body 2, and open-close on-off 22 is assemblied on the valve body 2, the valve body chamber of valve body 2 is carried out the control of on-off.Matching seat 21 constitutes by connecting nut 211, chimeric boss 212 and connector 213.Be extended with a connector 213 in a side that connects nut 211, on the outer wall of connector 213, be provided with and connect outside thread 2131, this connects outside thread 2131 and matches with the aforesaid internal thread 111 that connects, be provided with a chimeric boss 212 connecting the pleurapophysis of nut 211 towards aforesaid seal ring step chamber 1121, this chimeric boss 212 and seal ring step chamber 1121 are corresponding and match, and match with seal ring 3 in addition.The aforesaid nut 211 that connects both can be a hexagon nut, also can be the nut that triangle promptly has three limits, can also be the nut with four edges or five limits, the perhaps nut of other equivalence.Connecting nut 211 is used for for instrument such as spanner valve body 2 and socket body 1 being connected.In the time will making valve body 2 be installed on the socket body 1, connector 213 is screwed in the interface 11 of socket body 1, make the inside and outside screw thread 111,2131 that connects revolve and join, after screwing, chimeric boss 212 compressings on the matching seat 21 are on seal ring 3, play reliable seal action, thereby need not to use raw meal belt (sealing strip), can save auxiliary material.

Embodiment 2:

Ask for an interview Fig. 2, only the water tap among the embodiment 1 is replaced by angle valve, promptly the structure of valve is the angle valve structure, and all the other are all with the description to embodiment 1.

In sum, the technological scheme that the utility model provides has reached goal of the invention, has overcome the deficiency in the prior art, has embodied desirable sealing effect.

Claims

1. the linkage structure of pipeline socket and valve, described pipeline socket comprises the socket body (1) that has two interfaces (11) at least, be processed with on the inwall of the port position of at least one interface (11) in the described interface (11) and connect internal thread (111), and on the outer wall of the port position of at least one interface (11), be equipped with interface boss (112), described valve comprises the valve body (2) with a matching seat (21) and open-close on-off (22), it is characterized in that having a seal ring step chamber (1121) in the bottom of the inwall of described interface boss (112), in sealing circle step chamber (1121), be provided with a seal ring (3), described matching seat (21) comprises and connects nut (211), chimeric boss (212) and connector (213), connect an end of nut (211) one formation valve body (2), connector (213) extends the central position of a side that connects nut (211), on the outer wall of this connector (213), be provided with and connect outside thread (2131), this connects outside thread (2131) and matches with the described internal thread (111) that connects, chimeric boss (212) is positioned on the side side that connects nut (211), matches with described seal ring step chamber (1121) and contacts with described seal ring (3).