CN201507748U

CN201507748U - Fast joint

Info

Publication number: CN201507748U
Application number: CN2009201973474U
Authority: CN
Inventors: 徐兴荣
Original assignee: Ninghai Zinan Foreign Trade Co Ltd
Current assignee: Ninghai Zinan Foreign Trade Co Ltd
Priority date: 2009-09-23
Filing date: 2009-09-23
Publication date: 2010-06-16
Anticipated expiration: 2019-09-23

Abstract

The utility model relates to a fast joint, comprising a body connected with a sealing ring and also comprising a protective sleeve, a movable sleeve, a clamp and a protective pad, wherein the movable sleeve, the clamp and the protective pad are matched with the protective sleeve; and the movable sleeve is also matched with the clamp. A hand is only needed to press the end part which extends from the movable sleeve to the outside of the body, with the inward movement of the movable sleeve, the mouth end of the clamp expands outward along the direction of the inner conical surface of the protective pad and separates from a pipeline, and at the moment, the pipeline is pulled out by force, and can be separated from the fast joint, thus achieving the purpose of fast and convenient disassembly. Due to direct operation by hand without needing a tool, the fast joint has simple, convenient and fast operation, simultaneously, is not limited by the installation position, has wide usable range, can be used for connection between the pipeline and the pipeline and between the pipeline and a valve, can be used by directly inserting the pipeline on an installation site, and can rotate around the axis of the pipeline without limit of the installation angle of the pipeline or the valve. When the fast joint is operated, the movable sleeve is only needed to be pressed without influence on the sealing of the whole joint; and therefore, the fast joint has good sealability.

Description

Rapid pipe joint

Technical field

The utility model relates to a kind of joint that connects usefulness, the rapid pipe joint that can be connected fast between particularly a kind of pipeline and valve, pipeline and the pipeline.

Background technique

Existing used jointing especially between pipeline and the pipeline in the life, more than adopt and be threaded, but service time long rear thread easily get rusty, difficult dismounting, and adopt hot melt to connect, be welded to connect being connected between pipeline and valve more, transfer newly if valve has been broken to need to change, at this moment also must with gas welding it be severed, just can take out valve and change at the place, welding position, troublesome poeration, cost of use height, and the interface quality is difficult for guaranteeing.

The patent No. 200620093136.2 " rapid pipe joint formula butterfly valve ", though the rapid pipe joint that is connected between a kind of pipeline and valve or pipeline and the pipeline also is provided, it is made up of pipe clamp, back-up ring, cushion rubber, described pipe clamp is provided with clamping bolt, screw the clamping bolt on the pipe clamp, pipe clamp is connected butterfly valve with source nipple and clamps, so still will unclamp two groups of connecting bolts on the pipe clamp during dismounting and change, still time-consuming, effort.

Summary of the invention

Technical problem to be solved in the utility model is: a kind of rapid pipe joint is provided, simple in structure, easy making, and dismounting, fitting operation are easily and fast, save time, laborsaving, be not subjected to the restriction of mounting point, using scope is wide.

The technical scheme in the invention for solving the above technical problem is that rapid pipe joint comprises the body that is connected with seal ring, also comprise protecting jacket and the movable sheath, clip, the protective pad that match with protecting jacket, and movable sheath cooperates with clip also.

Described protective pad inwall is an internal conical surface, and outer surface extends a bulge loop.

Described movable sheath one end outer surface has the dog that falls that is conical surface, and the tapering of conical surface and internal conical surface is complementary.

Described clip is that the centre has through hole, flaring stainless steel elastic claw.

There is the ladder anchor ring to cooperate with movable sheath, mounting board, protective pad respectively on the described protecting jacket inwall.

Have ring groove to embed seal ring on the described inner body wall, seal ring is the O RunddichtringO.

Compared with prior art; advantage of the present utility model is: during use; extend in this external end as long as press movable sheath with hand; along with movable sheath moves inward; clip mouth end just outwards rises greatly along protective pad inner conical surface direction; and the contacting of disengaging and pipeline, the outside tube drawing road of at this moment exerting oneself just can break away from rapid pipe joint and reach purpose quick, for convenience detach.Because of not needing instrument directly to go operation with hand, so dismounting, simple, convenient, quick, be not subjected to simultaneously the restriction of mounting point again, using scope is wide, can be used for being connected between pipeline and pipeline enclosure, pipeline and valve, directly insert pipeline and just can use, and joint can rotate the restriction that also is not subjected to pipeline or valve setting angle around conduit axis in the erecting bed.Only need press the sealing that movable sheath does not influence whole joint during operation, so good airproof performance.

Description of drawings

Fig. 1, structural representation of the present utility model (pipeline is connected with pipeline enclosure, two siphunculus).

Fig. 2, structural representation of the present utility model (being connected between pipeline and valve).

Fig. 3, structural representation of the present utility model (three-way pipe).

Fig. 4, structural representation of the present utility model (one-pipe connection).

Fig. 5, protecting jacket structural representation.

Fig. 6, movable sheath structural representation.

Fig. 7, clip structural representation.

Fig. 8, protective pad structural representation.

Embodiment

Below in conjunction with accompanying drawing embodiment of the present utility model is further described.

Protective pad 6 inwalls are internal conical surface 6-1, and outer surface extends a bulge loop 6-2.

Have ring groove to embed seal ring on

body

1,7,8,9 inwalls, seal ring is an O RunddichtringO 5.

Movable sheath 3 one end outer surfaces have the 3-1 of falling the dog that is conical surface, and the tapering of conical surface and internal conical surface 6-1 is complementary.

Clip 4 has the flaring stainless steel elastic claw of through hole for the centre.

There are ladder anchor ring 2-1,2-2,2-3 to cooperate with movable sheath 3, mounting board 4, protective pad 6 respectively on protecting jacket 2 inwalls.

If this joint is used for being connected of pipeline and pipeline enclosure.

At this moment respectively with O RunddichtringO 5; protecting jacket 2; protective pad 6; clip 4; movable sheath 3 is put into body 1 from an end of body 1 respectively successively; O RunddichtringO 5 is embedded in the ring groove of body 1; bulge loop 6-2 on the protective pad embeds on the ladder anchor ring 2-3 of protecting jacket; the 3-1 of falling the dog on the movable sheath cooperates with ladder anchor ring 2-1; clip 4 cooperates with ladder anchor ring 2-2; be fixed on the protecting jacket with the end closing in wraparound of special tool more at last body 1; then with above-mentioned equally with O RunddichtringO 5; protecting jacket 2; protective pad 6; clip 4; movable sheath 3 is put into the other end of body 1 successively; then rapid pipe joint is assembled into; be two siphunculus rapid pipe joint, as shown in Figure 1.

In like manner, be mounted to three-way pipe rapid pipe joint, as shown in Figure 3, be mounted to the rapid pipe joint that pipeline is connected with ball valve, as shown in Figure 2, be mounted to one-pipe rapid pipe joint, as shown in Figure 4.

During use; the erecting bed is taken in the rapid pipe joint of the different purposes that will assemble as required; if need two pipelines are linked into an integrated entity; select rapid pipe joint as shown in Figure 1 for use; at this moment only with hand direction in body is pressed the external part of movable sheath 3; at this moment the ladder anchor ring 2-1 that leaves on protecting jacket 2 inwalls of the 3-1 of falling the dog on the movable sheath 3 moves inward; and the clip 4 that promotes to be clamped in 3 of protecting jacket 2 and movable sheaths moves inward; till the internal conical surface 6-1 that is close on the protective pad 6; horn mouth spreading with clip 4; at this moment just a termination of pipeline can be inserted in the body 1 by movable sheath 3; can unclamp hand then; movable sheath 3 outwards moves under the effect of clip 4 reposition forces; ladder anchor ring 2-1 on the protected again cover 2 of the 3-1 of falling the dog on the movable sheath 3 stops for extremely; movable sheath 3 can not be drawn out outside the body 1, and at this moment the mouth end of clip 4 sets back and presss from both sides an end of embracing pipeline.

In like manner, another pipeline connects with above-mentioned the same with the installation of body 1 the other end, does not describe in detail.

On the contrary, if the two ends of pipeline from body 1 will be disassembled, at this moment with above-mentioned the same, also the direction of only with hand in body 1 pressed the external part of movable sheath 3, movable sheath 3 moves inward the horn mouth spreading that promotes clip 4, make its disengaging and the clamping of pipeline enclosure firmly be pulled outwardly pipeline, just pipeline can be disassembled from body 1.

If will change valve, as shown in Figure 2, need elder generation that the pipeline at body 7 two ends is disassembled from body 7, change the new body 7 of a band valve then, with former two pipelines under body 7 dismountings, be installed in new body 7 two ends as stated above again and can continue again to use again.

Claims

1. a rapid pipe joint comprises the body that is connected with seal ring, it is characterized in that also comprising protecting jacket (2) and the movable sheath (3), clip (4), the protective pad (6) that match with protecting jacket (2), and movable sheath (3) cooperates with clip (4) also.

2. rapid pipe joint according to claim 1 is characterized in that described protective pad (6) inwall is internal conical surface (6-1), and outer surface extends a bulge loop (6-2).

3. rapid pipe joint according to claim 1 and 2 is characterized in that described movable sheath (3) one end outer surfaces have the dog (3-1) that is conical surface, and the tapering of conical surface and internal conical surface (6-1) is complementary.

4. rapid pipe joint according to claim 1 is characterized in that described clip (4) has through hole, flaring stainless steel elastic claw for the centre.

5. rapid pipe joint according to claim 1 is characterized in that having on described protecting jacket (2) inwall ladder anchor ring (2-1), (2-2), (2-3) to cooperate with movable sheath (3), mounting board (4), protective pad (6) respectively.

6. rapid pipe joint according to claim 1 is characterized in that having ring groove to embed seal ring on described body (1), (7), (8), (9) inwall, and seal ring is O RunddichtringO (5).