Connector assembly for corrugated pipe

Abstract

The utility model provides a joint assembly for a corrugated pipe. The connector assembly for the corrugated pipe comprises an external thread ring, the external thread ring is fixedly connected to one end of a first connector, the corrugated pipe is installed at one end of the inner wall of the first connector through a first clamping ring, a first sealing ring is installed in the first connector, a butt joint ring is arranged at one end of the first sealing ring, and a second sealing ring is arranged at the other end of the first sealing ring. A supporting ring is installed at the position, close to one end, of the inner surface of the first connector. And the second clamping ring is arranged in the second connector, and a corrugated pipe is also arranged on the inner surface of the second clamping ring. According to the connector assembly for the corrugated pipes, the other end of the butt joint ring makes contact with the second sealing ring, so that the corrugated pipes at the two ends are connected, and the first connector and the second connector can be connected together through the first clamping ring and the second clamping ring on the premise that the two ends of the corrugated pipes are not damaged; and later replacement of the connector is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of bellows connection, in particular to a connector assembly for bellows. Background Art

[0002] Bellows refers to a tubular elastic sensitive element connected by foldable corrugated sheets along the folding and stretching direction. Bellows are widely used in instruments and meters, and their main use is as a measuring element of pressure measuring instruments to convert pressure into displacement or force.

[0003] Since the outer surface of the bellows has concave and convex patterns, during the connection process, two connectors that can be connected are generally put on the outer surface of the bellows that need to be connected, and then a ring that can hold the main connector is knocked out at one end of the bellows, and then a sealing ring is installed inside the connector, and then the two connectors are connected.

[0004] After the two bellows are connected in the above manner, if the connector is damaged, it is inconvenient to remove it from the bellows, and one end of the bellows needs to be damaged in the process of removing the connector.

[0005] Therefore, it is necessary to provide a bellows joint assembly to solve the above technical problems. Utility Model Content

[0006] The utility model provides a connector assembly for a corrugated pipe, which solves the problem that it is inconvenient to install a connector by hammering a connector ring at one end of the corrugated pipe, and the corrugated pipe will be damaged when the connector is damaged.

[0007] In order to solve the above technical problems, the utility model provides a bellows connector assembly comprising: a first connector and a second connector;

[0008] An external threaded ring, the external threaded ring is fixedly connected to one end of the first connector, a bellows is installed at one end of the inner wall of the first connector by using a first clamping ring, a first sealing ring is installed inside the first connector, a docking ring is provided at one end of the first sealing ring, and a support ring is installed at a position near one end of the inner surface of the first connector;

[0009] A second clamping ring, wherein the second clamping ring is arranged inside the second connecting head, a bellows is also arranged on the inner surface of the second clamping ring, and a second sealing ring is arranged inside the second connecting head.

[0010] The first clamping ring is clamped in a groove located near one end of the outer surface of the first connector, the first sealing ring is in contact with one end of the bellows inside the first connector, and a thread connected to the external threaded ring is provided on the inner surface of the second connector near the other end. After the first connector and the second connector are connected, the two ends of the docking ring are respectively in contact with the adjacent ends of the first sealing ring and the second sealing ring. The inner diameter of the docking ring is the same as the inner diameter of the bellows. The docking ring is detachable and is located on the outer edge of the docking ring to play a supporting role.

[0011] Preferably, a first limiting ring is fixedly connected to a position at one end of the outer surface of the first connector, and a plurality of threaded holes are formed at one end of the first limiting ring.

[0012] The position of the first limit ring can be referred to Figure 3 .

[0013] Preferably, a second limiting ring is fixedly connected to a position at one end of the outer surface of the second connector, and a plurality of through holes are formed at one end of the second limiting ring.

[0014] The through holes penetrate the second limiting ring, and the number and positions of the through holes correspond to the threaded holes.

[0015] Preferably, a plurality of connecting rods are provided at one end of the second limiting ring, and the outer surfaces of the connecting rods at one end are all provided with external threads.

[0016] The connecting rod passes through the through hole, and one end of the connecting rod is threadedly connected with the threaded hole through an external thread.

[0017] Preferably, the outer surfaces of the first connector and the second connector are provided with anti-slip grooves, and one end of the inner wall of the first connector and the second connector is provided with a ring that can clamp the first clamping ring and the second clamping ring.

[0018] The shapes of one end of the inner wall of the first connector and the second connector can refer to Figure 3 and Figure 4 .

[0019] Preferably, a groove is provided on the outside of the support ring for mounting on the inner wall of the first connector, and a ring which can be inserted into the inner surface of the first connector is provided on the outer surface of the support ring.

[0020] Compared with the related art, the bellows joint assembly provided by the utility model has the following beneficial effects:

[0021] The utility model provides a bellows joint assembly, when two bellows need to be connected, the first connector is first sleeved on the outer surface of one of the bellows, then the first clamping ring is clamped in the inner part of the groove on the outer surface of the bellows near one end, and the first sealing ring is installed in the inner part of the first connector so that it contacts with one end of the bellows, then the first connector is sleeved on the outer surface of the first clamping ring, and the first clamping ring is contacted with one end of the inner wall of the first connector, and then the second connector is installed at one end of the other bellows in the same way using the second clamping ring and the second sealing ring. After the preparation is completed, it is only necessary to insert the docking ring into the inner part of the first connector so that it contacts with the first sealing ring, and then the first connector and the second connector are threadedly connected through the external threaded ring, and the other end of the docking ring is contacted with the second sealing ring, so as to complete the connection between the bellows at both ends. Through this structure, the first connector and the second connector can be connected together using the first clamping ring and the second clamping ring without damaging the two ends of the bellows, so as to facilitate the replacement of the connectors at a later time. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 A structural schematic diagram of a preferred embodiment of a bellows joint assembly provided by the utility model;

[0023] Figure 2 A structural schematic diagram of a docking ring is provided for the utility model;

[0024] Figure 3 A structural schematic diagram of a first sealing ring is provided for the utility model;

[0025] Figure 4 A structural schematic diagram of a first clamping ring is provided for the utility model;

[0026] Figure 5 A structural schematic diagram of a first connector is provided for the utility model;

[0027] Figure 6 Provided for the utility model Figure 5 An enlarged view of point A is shown.

[0028] Numbers in the figure: 1. first connecting head, 2. first limiting ring, 3. second limiting ring, 4. anti-slip pattern, 5. second connecting head, 6. bellows, 7. external thread ring, 8. docking ring, 9. perforation, 10. first clamping ring, 11. supporting ring, 12. threaded hole, 13. first sealing ring, 14. second clamping ring, 15. second sealing ring, 16. connecting rod, 17. external thread. DETAILED DESCRIPTION

[0029] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0030] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 ,in, Figure 1 A structural schematic diagram of a preferred embodiment of a bellows joint assembly provided by the utility model; Figure 2 A structural schematic diagram of a docking ring is provided for the utility model; Figure 3 A structural schematic diagram of a first sealing ring is provided for the utility model;

[0031] Figure 4 A schematic diagram of the structure of a limit ring is provided for the utility model; Figure 5 A structural schematic diagram of a first connector is provided for the utility model; Figure 6 Provided for the utility model Figure 5 The enlarged view of point A is shown. The connector assembly for the corrugated pipe includes: a first connector 1, a second connector 5;

[0032] An external threaded ring 7, the external threaded ring 7 is fixedly connected to one end of the first connector 1, a bellows 6 is installed at one end of the inner wall of the first connector 1 by using a first clamping ring 10, a first sealing ring 13 is installed inside the first connector 1, a docking ring 8 is provided at one end of the first sealing ring 13, and a support ring 11 is installed near one end of the inner surface of the first connector 1;

[0033] The second clamping ring 14 is arranged inside the second connecting head 5 . The inner surface of the second clamping ring 14 is also provided with a bellows 6 . The second sealing ring 15 is arranged inside the second connecting head 5 .

[0034] The first clamping ring 10 is stuck in the groove located near one end of the outer surface of the first connecting head 1, the first sealing ring 13 is in contact with one end of the bellows 6 inside the first connecting head 1, and the inner surface of the second connecting head 5 is provided with a thread threadedly connected to the external threaded ring 7 near the other end. After the first connecting head 1 and the second connecting head 5 are connected, the two ends of the docking ring 8 are respectively in contact with the adjacent ends of the first sealing ring 13 and the second sealing ring 15. The inner diameter of the docking ring 8 is the same as the inner diameter of the bellows 6. The docking ring 8 is detachable and is located on the outer edge of the docking ring 8 to play a supporting role. The connection method of the second clamping ring 14 and the bellows 6 is the same as the connection method of the first clamping ring 10 and the bellows 6. The docking ring 8 is movable, that is, it can be inserted into the inside of the first connecting head 1 or the inside of the second connecting head 5.

[0035] A first limiting ring 2 is fixedly connected to a position at one end of the outer surface of the first connector 1 , and a plurality of threaded holes 12 are formed at one end of the first limiting ring 2 .

[0036] The position of the first limiting ring 2 can be referred to Figure 3 , the spacing between the threaded holes 12 is the same.

[0037] A second limiting ring 3 is fixedly connected to a position at one end of the outer surface of the second connector 5 , and a plurality of through holes 9 are formed at one end of the second limiting ring 3 .

[0038] The through holes 9 penetrate the second limiting ring 3 , and the number and positions of the through holes 9 correspond to the threaded holes 12 . After the first connector 1 and the second connector 5 are connected, the first limiting ring 2 and the second limiting ring 3 are in contact with each other.

[0039] A plurality of connecting rods 16 are disposed at one end of the second limiting ring 3 , and an external thread 17 is formed on the outer surface of the connecting rods 16 at one end.

[0040] The connecting rod 16 passes through the through hole 9, and one end of the connecting rod 16 is threadedly connected to the threaded hole 12 through an external thread 17, which can increase the stability of the connection between the first connector 1 and the second connector 5. The first limiting ring 2 and the second limiting ring 3 are fixed by the connecting rod 16 after contact.

[0041] The outer surfaces of the first connector 1 and the second connector 5 are both provided with anti-slip grooves 4 , and one end of the inner wall of the first connector 1 and the second connector 5 is provided with a ring that can clamp the first clamp ring 10 and the second clamp ring 14 .

[0042] The shapes of one end of the inner wall of the first connector 1 and the second connector 5 can refer to Figure 3 and Figure 4 The anti-slip pattern 4 is used to facilitate the connection between the first connector 1 and the second connector 5 .

[0043] A groove is provided on the outer side of the inner wall of the first connector 1 for mounting the support ring 11 , and a ring which can be inserted into the inner surface of the first connector 1 is provided on the outer surface of the support ring 11 .

[0044] The connection relationship and position between the support ring 11 and the first connector 1 can be referred to Figure 3 .

[0045] The working principle of the bellows joint assembly provided by the utility model is as follows:

[0046] First, put the first connector 1 on the outer surface of one of the bellows 6, then the first clamping ring 10 is clamped in the groove on the outer surface of the bellows 6 near one end, and the first sealing ring 13 is installed in the inside of the first connector 1 so that it contacts one end of the bellows 6, then the first connector 1 is put on the outer surface of the first clamping ring 10, and the first clamping ring 10 contacts one end of the inner wall of the first connector 1, and then the second connector 5 is installed on one end of the other bellows 6 in the same way using the second clamping ring 14 and the second sealing ring 15. After the preparation is completed, you only need to insert the docking ring 8 into the inside of the first connector 1 so that it contacts the first sealing ring 13, and then thread the first connector 1 and the second connector 5 together through the external threaded ring 7, and at the same time, make the other end of the docking ring 8 contact the second sealing ring 15 to complete the connection between the two ends of the bellows.

[0047] Compared with the related art, the bellows joint assembly provided by the utility model has the following beneficial effects:

[0048] When it is necessary to connect two bellows 6, first put the first connector 1 on the outer surface of one of the bellows 6, then the first clamping ring 10 is clamped in the groove near one end of the outer surface of the bellows 6, and the first sealing ring 13 is installed in the first connector 1 so that it contacts one end of the bellows 6, then the first connector 1 is put on the outer surface of the first clamping ring 10, and the first clamping ring 10 contacts one end of the inner wall of the first connector 1, and then the second connector 5 is installed at one end of the other bellows 6 in the same way using the second clamping ring 14 and the second sealing ring 15. After the preparation is completed, it is only necessary to insert the docking ring 8 into the first connector 1 so that it contacts the first sealing ring 13, and then the first connector 1 and the second connector 5 are threadedly connected through the external threaded ring 7, and the other end of the docking ring 8 contacts the second sealing ring 15, so as to complete the connection between the two ends of the bellows. Through this structure, the first connector 1 and the second connector 5 can be connected together using the first clamping ring 10 and the second clamping ring 14 without damaging the two ends of the bellows 6, which facilitates the replacement of the connectors in the later stage.

[0049] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A connector assembly for a corrugated pipe, characterized in that: include: A first connector and a second connector; An external threaded ring, the external threaded ring is fixedly connected to one end of the first connector, a bellows is installed at one end of the inner wall of the first connector by using a first clamping ring, a first sealing ring is installed inside the first connector, a docking ring is provided at one end of the first sealing ring, and a support ring is installed at a position near one end of the inner surface of the first connector; A second clamping ring, wherein the second clamping ring is arranged inside the second connecting head, a bellows is also arranged on the inner surface of the second clamping ring, and a second sealing ring is arranged inside the second connecting head.

2. The bellows joint assembly according to claim 1, characterized in that: A first limiting ring is fixedly connected to a position at one end of the outer surface of the first connector, and a plurality of threaded holes are formed at one end of the first limiting ring.

3. The bellows joint assembly according to claim 1, characterized in that: A second limiting ring is fixedly connected to a position at one end of the outer surface of the second connector, and a plurality of through holes are formed at one end of the second limiting ring.

4. The bellows joint assembly according to claim 3, characterized in that: A plurality of connecting rods are disposed at one end of the second limiting ring, and external threads are formed on the outer surfaces of the connecting rods at one end.

5. The bellows joint assembly according to claim 1, characterized in that: The outer surfaces of the first connector and the second connector are both provided with anti-slip grooves, and one end of the inner wall of the first connector and the second connector is provided with a ring that can clamp the first clamp ring and the second clamp ring.

6. The bellows joint assembly according to claim 1, characterized in that: A groove is arranged outside the inner wall of the first connector for mounting a support ring, and a ring which can be inserted into the inner surface of the first connector is arranged on the outer surface of the support ring.

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