CN212509887U - Water tap sealing connector structure and water tap using same - Google Patents

Abstract

The utility model discloses a tap sealing connection head structure and use tap of this connector structure, including connector, an O type circle and limit nut, the connector includes the joint pipe and connects the water pipe head at joint pipe top the seal groove has been seted up to the joint pipe lower part, O type circle cover is established in the seal groove, and is in spacing draw-in groove has been seted up on joint pipe upper portion, the limit nut spiro union can block after the pipeline and establish in the spacing draw-in groove, the utility model also discloses a return bend tap who uses this sealing connection head structure. The utility model discloses a tap sealing connection head structure, simple to operate, but reduction in production cost has better leakproofness simultaneously, uses the return bend tap of this tap sealing connection head structure, simple structure, can greatly reduced manufacturing cost.

Description

Water tap sealing connector structure and water tap using same

Technical Field

The utility model relates to a tap technical field especially relates to a tap sealing connection head structure.

Background

The water tap is an indispensable living facility in modern families, is mainly connected with a water supply pipeline, meets the requirements of people on domestic water by opening or closing the water tap, and solves the problems of safe water use and convenient water use.

The existing (elbow) water tap joint is generally provided with a plurality of grooves, a plurality of sealing rings 4 (O-shaped rings), a positioning buckle 3 and an anti-abrasion leather ring 2 are sleeved in the grooves from outside to inside, a nut 1 is arranged at the innermost side, when the pipe (three-way pipe) is connected, the nut 1 is directly connected to a threaded opening of the pipe, a plurality of sealing rings are arranged at the joint of the water tap, the buckles and other matched nuts are used for sealing and positioning the nut, although the sealing reliability can be ensured, the cost is increased invisibly, the installation is relatively complex, and therefore improvement and optimization are needed.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the present invention is to provide a sealing connector structure for a faucet, which is convenient to install, can reduce the production cost, and has better sealing performance; the bent pipe faucet with the faucet sealing connector structure is simple in structure and capable of greatly reducing production cost.

The technical scheme of the utility model as follows:

the utility model provides a tap sealing connection head structure, includes connector, an O type circle and limit nut, the connector includes the adapter tube and connects the water pipe head at adapter tube top the seal groove has been seted up to the adapter tube lower part, O type circle cover is established in the seal groove, just be in spacing draw-in groove has been seted up on adapter tube upper portion, the limit nut spiro union can block after the pipeline and establish in the spacing draw-in groove.

Furthermore, the patchhole of eccentric settings is seted up at limit nut top middle part, the internal diameter of patchhole matches with the external diameter of joint pipe limit nut top middle part still set up concentric setting and with the joint hole that the patchhole links to each other correspond on the lateral wall in joint hole limit draw-in groove is equipped with the arc joint piece, the diameter in joint hole is less than the diameter of patchhole.

Furthermore, the depth of the sealing groove is larger than the groove depth of the limiting clamping groove.

Furthermore, the width and the thickness of the arc-shaped clamping block are matched with the limiting clamping groove.

Furthermore, the diameter of the bottom of the water pipe joint is larger than the diameter of the insertion hole and the diameter of the clamping hole.

Furthermore, a concave groove is formed in the circumferential position of the limit nut.

Furthermore, the connector and the limit nut are plastic parts.

Furthermore, the water pipe joint is of a frustum shape.

The utility model provides an use return bend tap of above-mentioned water pipe connection head, return bend tap with the connecting hole has been seted up to the junction of connector be equipped with bellied spacing platform in the connecting hole, it is spacing obvious the connecting hole size with water pipe connection matches, just the diameter at water pipe connection's top is greater than the internal diameter of spacing platform, just water pipe connection can with the connecting hole butt fusion.

The utility model provides a beneficial effect: the eccentric insertion hole and the concentric clamping hole are formed in the limiting nut, and the arc clamping block is arranged in the clamping hole corresponding to the limiting clamping groove, so that the limiting nut can be clamped in the limiting clamping groove when being screwed down, the positioning clamping can be realized without using a positioning buckle, and meanwhile, the limiting nut can be limited by arranging the water pipe connector, and the accuracy and the reliability of connection are ensured; in addition, by matching with the structure, a deeper sealing groove is formed, and sealing and positioning can be realized only by arranging a sealing ring.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a connector of the present invention;

FIG. 2 is a schematic view of a spacing nut;

FIG. 3 is a schematic top view of the spacing nut;

FIG. 4 is a schematic view of an improved structure of a limit nut;

fig. 5 is a schematic structural view of an elbow faucet interface.

In the figure: 1-a screw cap; 2-wear-resistant leather ring; 3, positioning a buckle; 4-sealing ring; 5-a connector; 51-joint pipe; 52-sealing groove; 53-limiting clamping groove; 54-water pipe connection; 55-chamfering; 6-O-shaped ring; 7-a limit nut; 71-an insertion hole; 72-a clamping hole; 73-an arc clamping block; 74-threads; 75-a concave groove; 8-elbow tap; 81-connecting hole; 82-limit table.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-3, a tap sealing connection head structure, including connector 5, an O type circle 6 and stop nut 7, connector 5 includes adapter tube 51 and connects at the water pipe head 54 at adapter tube 51 top, water pipe head 54 and adapter tube 51 integrated into one piece the seal groove 52 has been seted up to adapter tube 51 lower part, O type circle 6 cover is established in the seal groove 52, just be in spacing draw-in groove 53 has been seted up on adapter tube 51 upper portion, stop nut 7 spiro union can block after the pipeline and establish in spacing draw-in groove 53.

Wherein, the patchhole 71 of eccentric settings (the internal diameter of patchhole 71 matches with the external diameter of joint pipe 51) is seted up at 7 top middle parts of limit nut, simultaneously 7 top middle parts of limit nut still seted up concentric settings and with the joint hole 72 that patchhole 71 links to each other correspond on the lateral wall of joint hole 72 spacing draw-in groove 53 (integrated into one piece) is equipped with arc joint piece 73, and the diameter of joint hole 72 is less than the diameter of patchhole 71, conveniently blocks arc joint piece 73 into to spacing draw-in groove 53. Obviously, the inner wall of the limit nut 7 is provided with threads 74 for screwing with the pipe.

It should be noted that the depth of the sealing groove 52 is greater than the depth of the limiting clamping groove 53, so that the O-ring 6 is conveniently clamped, and good sealing performance is ensured; in addition, the width and thickness of the arc-shaped clamping block 73 are matched with those of the limiting clamping groove 53; the diameter of the bottom of the water pipe joint 54 is larger than the diameters of the insertion hole 71 and the clamping hole 72, so that the water pipe joint can be conveniently abutted against the top of the limiting nut 7 for limiting.

The working principle is as follows: because patchhole 71 eccentric settings, insert into limit nut 7 with joint pipe 51 through patchhole 71 in, insert joint pipe 51 to the pipeline in, because limit nut 7 and pipeline spiro union, consequently limit nut 7 sets up with the pipeline is concentric, so need block fast 73 card of arc joint to the spacing draw-in groove in, just rotatable regulation limit nut 7, and limit nut 7 this moment joint hole 72 can paste just and support joint pipe 51, and then make the fast 73 firm card of arc joint in spacing draw-in groove 53.

As shown in fig. 4, in order to facilitate the tightening with the pipeline, a concave groove 75 is formed at the circumferential position of the limit nut 7.

In this embodiment, the connector 5 and the limit nut 7 are both made of plastic.

Referring to fig. 1 and 5, the elbow faucet 8 is matched with the connector 5, wherein the water pipe joint 54 is of a frustum shape, a connecting hole 81 is formed at the joint of the elbow faucet 8 and the connector 5, a raised limiting table 82 is arranged in the connecting hole 81, obviously, the size (depth) of the connecting hole 81 is matched with the size (height) of the water pipe joint 54, and the diameter of the top of the water pipe joint 54 is larger than the inner diameter of the limiting table 82, so that the top of the water pipe joint 54 can abut against the limiting table 82, and the water pipe joint 54 can be welded with the connecting hole 81.

In the present application, the structures and the connection relations that are not described in detail are all the prior art, and the structures and the principles thereof are known in the prior art and are not described herein again.

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 (9)

1. The utility model provides a tap sealing joint head structure which characterized in that: including connector, an O type circle and limit nut, the connector includes the adapter sleeve and connects at the water pipe head at adapter sleeve top the seal groove has been seted up to the adapter sleeve lower part, O type circle cover is established in the seal groove, just is in spacing draw-in groove has been seted up on adapter sleeve upper portion, but the limit nut spiro union can block after the pipeline and establish in the spacing draw-in groove.

2. The sealed faucet connector structure according to claim 1, wherein: the utility model discloses a spacing joint, including spacing nut, patchhole, joint pipe, spacing nut top middle part is seted up eccentric settings's patchhole, the internal diameter of patchhole matches with the external diameter of joint pipe spacing nut top middle part still set up concentric setting and with the joint hole that the patchhole links to each other correspond on the lateral wall in joint hole spacing draw-in groove is equipped with arc joint piece, the diameter in joint hole is less than the diameter of patchhole.

3. The sealed joint structure of a faucet according to claim 1 or 2, wherein: the depth of the sealing groove is larger than that of the limiting clamping groove.

4. The sealed faucet connector structure according to claim 2, wherein: the width and the thickness of the arc-shaped clamping block are matched with the limiting clamping groove.

5. The sealed faucet connector structure according to claim 2, wherein: the diameter of the bottom of the water pipe joint is larger than the diameters of the insertion hole and the clamping hole.

6. The sealed joint structure of a faucet according to any one of claims 1, 2, 4 and 5, wherein: and a concave groove is formed in the circumferential position of the limit nut.

7. The sealed joint structure of a faucet according to any one of claims 1, 2, 4 and 5, wherein: the connector with stop nut is the working of plastics.

8. The sealed joint structure of a faucet according to any one of claims 1, 2, 4 and 5, wherein: the water pipe joint is of a frustum shape.

9. An elbow faucet using the sealed joint structure of the faucet of claim 8, wherein: elbow tap with the junction of connector has seted up the connecting hole be equipped with bellied spacing platform in the connecting hole, it is spacing obvious the connecting hole size with water pipe head matches, just the diameter at water pipe head's top is greater than the internal diameter of spacing platform, just water pipe head can with the connecting hole butt fusion.

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