CN214889477U

CN214889477U - Locking disc spring for pipeline joint

Info

Publication number: CN214889477U
Application number: CN202121625181.9U
Authority: CN
Inventors: 李奇超; 徐�明; 尹恺荣
Original assignee: Shenzhen Wanzhong Industrial Technology Co ltd
Current assignee: Shenzhen Wanzhong Industrial Technology Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-11-26
Anticipated expiration: 2031-07-16

Abstract

The utility model discloses a locking dish spring for pipe joint, including the external screw thread pipe, the lateral wall fixedly connected with spacing ring of external screw thread pipe, the lateral wall of external screw thread pipe and the right flank that is located the spacing ring are provided with locking mechanism, locking mechanism includes solid fixed ring, sliding sleeve, go-between and dish spring ring, solid fixed ring's outer wall sliding connection has the sliding sleeve, solid fixed ring's right flank fixedly connected with go-between, the right flank fixedly connected with dish spring ring of go-between, the right-hand member of dish spring ring and the inner wall fixed connection of sliding sleeve. The utility model discloses in, in the use, can cooperate the use of external screw thread pipe, can carry out the thread tightening with it and external piece, wherein, in fixed process, the external piece will extrude the sliding sleeve, and the use of cooperation dish spring circle provides reverse effort, can improve connection stability, prolongs its life, and through the dish spring circle that sets up a plurality of and equipartition in the inside of sliding sleeve, but the atress on average.

Description

Locking disc spring for pipeline joint

Technical Field

The utility model relates to a pipe joint technical field especially relates to a locking dish spring for pipe joint.

Background

A pipe joint, a hydraulic term, is a part for connecting a pipeline or mounting the pipeline on a hydraulic component in a hydraulic system, and is a general term for a connecting member that can be mounted and dismounted in a fluid passage, and mainly comprises: welding, ferrule and flared.

When the pipeline is connected with external connection pipe, need use the coupling, but the use of coupling usually, has the poor drawback of leakproofness, and connection stability is poor, does not have better protective capacities, so need a locking dish spring that is used for pipe joint that can solve above problem now.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a locking disc spring for a pipeline joint.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a locking dish spring for pipe joint, includes the external screw thread pipe, the lateral wall fixedly connected with spacing ring of external screw thread pipe, the lateral wall of external screw thread pipe and the right flank that is located the spacing ring are provided with locking mechanism, locking mechanism is including solid fixed ring, sliding sleeve, go-between and dish spring ring, solid fixed ring's outer wall sliding connection has the sliding sleeve, solid fixed ring's right flank fixedly connected with go-between, the right flank fixedly connected with dish spring ring of go-between, the right-hand member of dish spring ring and the inner wall fixed connection of sliding sleeve.

As a further description of the above technical solution:

the left side face of the limiting ring is fixedly connected with a connecting pipe.

As a further description of the above technical solution:

the left side face of the connecting pipe is fixedly connected with a connecting flange, and the outer surface of the connecting flange is provided with a positioning hole.

As a further description of the above technical solution:

the outer wall of the connecting ring is in sliding connection with the inner wall of the sliding sleeve.

As a further description of the above technical solution:

and the right side surface of the sliding sleeve is fixedly connected with a sealing ring.

As a further description of the above technical solution:

the sliding sleeve is connected with the external threaded pipe in a sliding mode.

As a further description of the above technical solution:

the number of the disc spring coils is a plurality of, and the disc spring coils are uniformly distributed in the sliding sleeve.

As a further description of the above technical solution:

the spacing between the limiting ring and the sliding sleeve is larger than the maximum contraction length of the disc spring coil.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this a locking dish spring for pipe joint is provided with sliding sleeve, solid fixed ring, go-between and dish spring circle, can cooperate the use of external screw thread pipe, can carry out the thread tightening with it and external member, wherein, at fixed in-process, the external member will extrude the sliding sleeve, cooperates the use of dish spring circle, provides reverse effort, can improve connection stability, prolongs its life.

2. Compared with the prior art, this a locking dish spring for pipe joint through set up the dish spring circle of a plurality of and equipartition in the inside of sliding sleeve, but the average atress improves stability and leakproofness.

3. Compared with the prior art, this a locking dish spring for pipe joint, through the right flank fixedly connected with sealing washer at the sliding sleeve, can strengthen the connection leakproofness.

4. Compared with the prior art, this a locking dish spring for pipe joint through being provided with flange, and the use of cooperation locating hole, can be fixed with external pipe for connect and fix.

Drawings

Fig. 1 is a subjective perspective view of a locking disc spring for a pipe joint according to the present invention;

fig. 2 is a schematic overall structural diagram of a locking disc spring for a pipe joint according to the present invention;

fig. 3 is an enlarged schematic view of a locking disc spring for a pipe joint at a position a in fig. 2 according to the present invention;

fig. 4 is a front view of a locking disc spring for a pipe joint according to the present invention.

Illustration of the drawings:

1. an externally threaded tube; 2. a limiting ring; 3. a connecting pipe; 4. a connecting flange; 5. a sliding sleeve; 6. a fixing ring; 7. a connecting ring; 8. a disc spring coil; 9. a seal ring; 10. positioning holes; 11. and (4) a locking mechanism.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a locking dish spring for pipe joint, includes external screw thread pipe 1, external screw thread pipe 1's lateral wall fixedly connected with spacing ring 2, spacing ring 2's left surface fixedly connected with connecting pipe 3, connecting pipe 3's left surface fixedly connected with flange 4, flange 4's surface has seted up locating hole 10, can manage with external for connect and fix.

The locking mechanism 11 is arranged on the side wall of the external threaded pipe 1 and positioned on the right side face of the limiting ring 2, the locking mechanism 11 comprises a fixing ring 6, a sliding sleeve 5, a connecting ring 7 and a disc spring ring 8, the outer wall of the fixing ring 6 is connected with the sliding sleeve 5 in a sliding manner, the sliding sleeve 5 is connected with the external threaded pipe 1 in a sliding manner, the right side face of the fixing ring 6 is fixedly connected with the connecting ring 7, the outer wall of the connecting ring 7 is connected with the inner wall of the sliding sleeve 5 in a sliding manner, the right side face of the connecting ring 7 is fixedly connected with the disc spring ring 8, the right end of the disc spring ring 8 is fixedly connected with the inner wall of the sliding sleeve 5, a plurality of disc spring rings 8 are uniformly distributed in the sliding sleeve 5, the disc spring rings can be stressed averagely and improve the stability and the sealing property, the distance between the limiting ring 2 and the sliding sleeve 5 is larger than the maximum contraction length of the disc spring ring 8, the sliding sleeve 5 is prevented from contacting with the limiting ring 2, further causing the failure of the disc spring ring 8, and is matched with the external threaded pipe 1 in the using process, can carry out the thread tightening with it and external piece, wherein, at fixed in-process, the external piece will extrude sliding sleeve 5, and the use of cooperation dish spring circle 8 provides reverse effort, can improve connection stability, prolongs its life, and the right flank fixedly connected with sealing washer 9 of sliding sleeve 5 can strengthen the connection leakproofness.

The working principle is as follows: this a locking dish spring for pipe joint, in the use, cooperation external screw thread pipe 1's use, can carry out the thread tightening with it and external piece, wherein, in fixed process, external piece will extrude sliding sleeve 5, cooperation dish spring circle 8's use, provide reverse effort, can improve connection stability, prolong its life, wherein, through the right flank fixedly connected with sealing washer 9 at sliding sleeve 5, can strengthen the connection leakproofness, secondly, through being provided with flange 4, and the use of cooperation locating hole 10, can manage fixedly with external, be used for connecting and fixing.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a locking dish spring for pipe joint, includes external thread pipe (1), its characterized in that: the utility model discloses a dish spring ring, including outer threaded pipe (1), lateral wall fixedly connected with spacing ring (2) of outer threaded pipe (1), the lateral wall of outer threaded pipe (1) and the right flank that is located spacing ring (2) are provided with locking mechanism (11), locking mechanism (11) are including solid fixed ring (6), sliding sleeve (5), go-between (7) and dish spring ring (8), the outer wall sliding connection of solid fixed ring (6) has sliding sleeve (5), the right flank fixedly connected with go-between (7) of solid fixed ring (6), the right flank fixedly connected with dish spring ring (8) of go-between (7), the right-hand member of dish spring ring (8) and the inner wall fixed connection of sliding sleeve (5).

2. The locking disc spring for pipe joints of claim 1, wherein: the left side face of the limiting ring (2) is fixedly connected with a connecting pipe (3).

3. The locking disc spring for pipe joints of claim 2, wherein: the left side face of the connecting pipe (3) is fixedly connected with a connecting flange (4), and a positioning hole (10) is formed in the outer surface of the connecting flange (4).

4. The locking disc spring for pipe joints of claim 1, wherein: the outer wall of the connecting ring (7) is in sliding connection with the inner wall of the sliding sleeve (5).

5. The locking disc spring for pipe joints of claim 1, wherein: the right side surface of the sliding sleeve (5) is fixedly connected with a sealing ring (9).

6. The locking disc spring for pipe joints of claim 1, wherein: the sliding sleeve (5) is connected with the external thread pipe (1) in a sliding manner.

7. The locking disc spring for pipe joints of claim 1, wherein: the number of the disc spring coils (8) is a plurality, and the disc spring coils are uniformly distributed in the sliding sleeve (5).

8. The locking disc spring for pipe joints of claim 1, wherein: the spacing between the limiting ring (2) and the sliding sleeve (5) is larger than the maximum contraction length of the disc spring coil (8).