CN201925642U

CN201925642U - Quick coupling

Info

Publication number: CN201925642U
Application number: CN2010206886865U
Authority: CN
Inventors: 鲍裕兵
Original assignee: ZHEJIANG YONGHE SANITATION CO Ltd
Current assignee: Yorhe Fluid Intelligent Control Co ltd; Zhejiang Yonghe fluid intelligent control technology Limited by Share Ltd.
Priority date: 2010-12-28
Filing date: 2010-12-28
Publication date: 2011-08-10
Anticipated expiration: 2020-12-28

Abstract

The utility model provides a quick coupling, which belongs to the technical field of pipeline connection and solves the problems that the traditional quick coupling has a complex structure and varied components and is not easy to detach so as to be difficult to maintain. The quick coupling comprises a body with a connecting hole, wherein the body can be clamped with a connecting pipe in which the connecting hole is inserted; an annular pipe socket in which the connecting pipe is inserted is connected with a port of the body; a clamp ring clamped with the end part of the connecting pipe is arranged between the annular pipe socket and the inner side of the body; a stopping edge for stopping the clamp ring is arranged at the inner side of the body; and the annular pipe socket is connected to the inside of the body through threads and the clamp ring is compressed between the stopping edge and the annular pipe socket. The annular pipe socket is in threaded connection with the body, so that the structure of the quick coupling is simple and firm; and by adopting a threaded connection manner, the quick coupling is convenient to detach, maintain and replace.

Description

Rapid pipe joint

Technical field

The utility model belongs to the pipeline connection technology field, relates to a kind of joint, particularly a kind of rapid pipe joint.

Background technique

In the daily life and the equipment of industrial product, often need joint pipeline to be connected the conveying that realizes various fluids.The Placement of existing joint has welding type, clamp-press type, thread type etc., is more common in actual applications, ubiquity production, assembling inconvenience, and installation, dismounting speed wait problem slowly.

For solving above-mentioned this problem; people have designed various rapid pipe joints; for example Chinese patent literature once disclosed a kind of rapid pipe joint [application number 200920197347.4]; it comprises the body that is connected with seal ring; also have protecting jacket and the movable sheath that matches with protecting jacket, clip, protective pad, and movable sheath cooperates with clip also.Extend in this external end as long as press movable sheath with hand, along with moving inward clip mouth end, movable sheath just outwards rises greatly along protective pad inner conical surface direction, at this moment pipeline one end can be inserted in the body by movable sheath, unclamp movable sheath, clip mouth end sets back and clamps an end of pipeline; In like manner, firmly inwardly push away movable sheath, clip is broken away from and the contacting of pipeline, the outside tube drawing road of at this moment exerting oneself is just separable.With this purpose that reaches fast, is easy for installation and removal.

Though above-mentioned rapid pipe joint has realized with piping erection, has dismantled problem quickly and easily, but himself complex structure, parts are various, not quick detachable, cause maintenance difficult, have to more renew if one of them parts damages, whole rapid pipe joint just may be scrapped, so greatly improved maintenance cost.

Summary of the invention

The purpose of this utility model is to have the problems referred to above at existing technology, proposed a kind of simple in structure, the convenient and long-lived rapid pipe joint of maintenance maintenance.

The purpose of this utility model can realize by following technical proposal: a kind of rapid pipe joint, comprise body with attachment hole, this physical efficiency and the adapter clamping mutually of inserting attachment hole, described body port is connected with can be for taking over the annular socket of inserting, have between described annular socket and the body inboard can with take over the end collar of clamping mutually, it is characterized in that, described body inboard has the retaining edge that stops collar, above-mentioned annular socket by be threadedly connected in the body and collar be pressed on the retaining along and annular socket between.

Adapter is inserted into when connecting in the body, passes annular socket, collar successively, and collar and the clamping mutually of adapter end surface will be taken over fixing.The body here can be a pipe, also can be the joint that is used to connect adapter, or water tap, valve etc. is installed in the device on the pipeline.

In above-mentioned rapid pipe joint, the front end of described annular socket has the press section that is taper.When annular socket during to the attachment hole medial movement, press section can head on collar and move up to the retaining edge of conflicting toward interior.

In above-mentioned rapid pipe joint, the outside, described annular socket middle part has outside thread, and the tail end of annular socket has the shoulder block that protrudes laterally.The outside thread of annular socket is corresponding with the screw thread of attachment hole port, and shoulder block blocks the body port, and it is dark excessively to prevent that annular socket from inserting attachment hole, and annular socket is played position-limiting action.

In above-mentioned rapid pipe joint, described collar inboard has some claws towards the inboard inclination of attachment hole.Each claw stretches out towards the attachment hole inboard, and is partial to take over direction, takes over along the plane of inclination of claw and inserts, and the claw outward direction is strutted.Claw play the guiding role when taking over insertion, utilizes the reset function of self to be held in the adapter after connection is finished, and plays fixing effect of taking over.

In above-mentioned rapid pipe joint, the described collar outside has the joint of protrusion, and joint contacts with above-mentioned retaining edge.

In above-mentioned rapid pipe joint, the shoulder block place of described annular socket has recessed rotation section for the instrument connection.Can use spanner to vise the rotation section, make the rotation annular socket lighter.

Compared with prior art, the advantage of this rapid pipe joint is:

1. annular socket and body adopt engage thread to be connected, make simple in structure firmly, being threaded simultaneously has the advantage of the replacing of being easy to remove and repair.

2. when the rotary annular bellmouth was mobile in attachment hole, claw was strutted, and the realization adapter separates fast with rapid pipe joint, is easy to use flexibly.

Description of drawings

Fig. 1 is the sectional structure schematic representation that the utility model provides.

Fig. 2 is the structural representation of the annular socket that provides of the utility model.

Among the figure, 1, body; 1a, attachment hole; 1b, retaining edge; 1c, annular groove; 2, annular socket; 2a, shoulder block; 2b, outside thread; 2c, press section; 2a1, rotation section; 3, collar; 3a, claw; 3b, joint; 4, O RunddichtringO.

Embodiment

Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.

As shown in Figure 1, this rapid pipe joint comprises the body 1 with attachment hole 1a, is provided with annular socket 2, collar 3 in the attachment hole 1a and is fixed on O RunddichtringO 4 in the annular groove 1c of body 1.Body 1 can be by the collar 3 adapter mutually clamping interior with inserting attachment hole 1a, and O RunddichtringO 4 can insert the interior adapter of attachment hole 1a by circumferential seal.

Collar 3 has some claw 3a towards the inboard inclination of attachment hole 1a.Whole collar 3 is made of joint 3b and the some claw 3a that are evenly distributed on the joint 3b.Collar 3 is stamping forming by annular steel disc.Be provided with an annular socket 2 that when sideway swivel is moved in attachment hole 1a with it, claw 3a can be strutted in collar 3 outsides.The front end of annular socket 2 has a press section 2c who is used to strut claw 3a, and middle-end is one section and the corresponding outside thread 2b in attachment hole 1a port, and tail end has the shoulder block 2a that protrudes laterally.

When needs connect, will take in the attachment hole 1a of insertion body 1, because claw 3a tilts towards attachment hole 1a inboard, when taking over insertion, because the retaining of the joint 3b of collar 3 and body 1 is inconsistent along 1b, adapter must strut claw 3a and could pass through.Utilize the reset function of claw 3a self evenly to be held in the adapter after the insertion, be fixed.Simultaneously, O RunddichtringO 4 closely is socketed in the adapter and seals, and realizes body 1 and quick connection of taking over.

When needs are dismantled, available spanner vises the rotation section 2a1 on the shoulder block 2a of annular socket 2 tail ends, rotary spanner, annular socket 2 moves in attachment hole 1a along screw thread, the press section 2c of annular socket 2 front ends outwards struts each claw 3a on the collar 3, adapter one loses the active force that links closely of claw 3a, and just can easily extract out, realizes fast quick-detach.

Damage and can't normally bring into play function the time when collar 3, annular socket 2 or the O RunddichtringO 4 of this rapid pipe joint has, if with annular socket 2 to inner rotary, withdraw from attachment hole 1a, just can take out collar 3, O RunddichtringO 4 can take out too.So just can conveniently keep in repair or change the part of the part damage of this rapid pipe joint.

Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.

Although this paper has used body 1, attachment hole 1a, retaining along terms such as 1b, annular groove 1c, annular socket 2, shoulder block 2a, outside thread 2b, press section 2c, rotation section 2a 1, collar 3, claw 3a, joint 3b, O RunddichtringOs 4 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.

Claims

1. rapid pipe joint, comprise the have attachment hole body (1) of (1a), body (1) can with the adapter clamping mutually of inserting attachment hole (1a), described body (1) port is connected with can be for taking over the annular socket of inserting (2), have between described annular socket (2) and body (1) inboard can with take over the end collar of clamping (3) mutually, it is characterized in that, described body (1) inboard has the retaining that stops collar (3) along (1b), and above-mentioned annular socket (2) is by being threadedly connected in the body (1) and collar (3) is pressed on retaining along between (1b) and the annular socket (2).

2. according to the described rapid pipe joint of claim 1, it is characterized in that the front end of described annular socket (2) has the press section (2c) that is taper.

3. according to claim 1 or 2 described rapid pipe joints, it is characterized in that the outside, described annular socket (2) middle part has outside thread (2b), the tail end of annular socket (2) has the shoulder block (2a) that protrudes laterally.

4. according to claim 1 or 2 described rapid pipe joints, it is characterized in that described collar (3) inboard has some claws (3a) towards the inboard inclination of attachment hole (1a).

5. according to claim 1 or 2 described rapid pipe joints, it is characterized in that described collar (3) outside has the joint (3b) of protrusion, joint (3b) contacts with above-mentioned retaining edge (1b).

6. according to the described rapid pipe joint of claim 3, it is characterized in that the shoulder block (2a) of described annular socket (2) locates to have recessed rotation section (2a1) for the instrument connection.