CN211779476U - Maintenance-free quick-mounting movable connector - Google Patents
Maintenance-free quick-mounting movable connector Download PDFInfo
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- CN211779476U CN211779476U CN201922485749.0U CN201922485749U CN211779476U CN 211779476 U CN211779476 U CN 211779476U CN 201922485749 U CN201922485749 U CN 201922485749U CN 211779476 U CN211779476 U CN 211779476U
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Abstract
The utility model relates to a pipe connection technical field specifically discloses non-maintaining fast-assembling union piece, including the connecting piece body, the equal swing joint of link of connecting piece body has the activity to connect, and the link of connecting piece body is provided with the sealing and spacing portion that are used for injecing the activity and connect the position. The utility model discloses a non-maintaining fast-assembling union piece installation easy operation, and need not like prior art winding plastic sealing area, the leakproofness is good, and the leak source is few, and this technical scheme connection direction is controlled easily when carrying out the pipeline and connecting in addition.
Description
Technical Field
The utility model relates to a pipe connection technical field, concretely relates to non-maintaining fast-assembling union piece.
Background
The connecting piece is usually used on pipelines of various gas media such as natural gas, argon, nitrogen, compressed air and the like or pipelines of which the natural gas surface outlet is connected with an aluminum-plastic composite pipe. Currently, existing pipe couplings are typically conventional threaded couplings of internal and external threads. Although the connector can meet the basic requirement of pipeline connection, the following technical problems still exist: firstly, most of the traditional threaded connecting pieces are integrally fixed connecting pieces, the rotation termination position of the connecting pieces is not easy to control when the connecting pieces are connected, namely the connecting direction of the elbows of the connecting pieces is not easy to control, and when directional connection is needed (for example, a fixed angle exists between two connected pipelines or the relative position between the two connected pipelines is fixed), the connecting direction is difficult to control; two, traditional threaded connection spare when connecting, in order to guarantee the leakproofness of connecting, need twine plastic sealing area usually, not only the operation is complicated, and plastic sealing area exposes in the outside moreover, and the ageing problem can appear in the time of having a specified duration, hardly guarantees good sealed effect for a long time, needs often to maintain.
SUMMERY OF THE UTILITY MODEL
The utility model discloses it is anticipated to provide non-maintaining fast-assembling union piece to solve the above-mentioned problem that the threaded connection spare of traditional integral type exists.
In order to achieve the above purpose, the technical scheme of the utility model is as follows: non-maintaining fast-assembling union piece, including the connecting piece body, the equal swing joint of link of connecting piece body has the activity to connect, and the link of connecting piece body is provided with the spacing portion that is used for injecing the activity and connects the position, spacing portion includes the connecting seat of rigid coupling at the connecting piece body link and can dismantle the spacing ring of connection on the connecting seat.
The principle and the beneficial effects of the technical scheme are as follows: in this technical scheme, when using the connecting piece body to carry out the connection of pipeline spare, can accomplish through the swing joint of swing joint on the connecting piece body. And because the movable joint is movably arranged, the rotating end position of the movable joint does not need to be considered when the movable joint is connected, namely the rotating end position of the movable joint does not influence the connecting direction between pipelines, and the operation difficulty is greatly reduced. The connecting seat plays the effect of the spacing portion of monolithic stationary, and the spacing ring can carry out outside reinforcement to the link of connecting piece body simultaneously, and the spacing ring is used for injecing the position that the activity connects, avoids it to drop to lose, the daily supervision of being convenient for. Can conveniently change the spacing ring of different width according to actual installation needs, convenient operation through setting the spacing ring to dismantling to connect on the connecting seat.
Further, the connecting end of the connecting piece body is also provided with a sealing part.
In the technical scheme, the sealing part is used for enhancing the sealing performance of the connection between pipelines, has fewer leak points and good sealing performance compared with a winding sealing belt in the prior art, and can not be frequently maintained and replaced due to aging like a plastic sealing belt, so that the subsequent maintenance process is omitted.
Further, the sealing part comprises a clamping groove fixedly connected to the connecting end of the connecting piece body, and a sealing ring is clamped in the clamping groove.
Among this technical scheme, through setting up the draw-in groove at the link, establish the sealing washer in the draw-in groove with the mode cover that the card was established, compare in the fixed mode of simple bonding among the prior art, this technical scheme's sealing washer can be stable fix in the draw-in groove, the problem that drops or misplace can not appear, and then can improve sealed effect. After the pipeline connection, the sealing ring is sleeved inside by the movable joint and cannot be directly exposed outside, so that the problems of aging and damage of the sealing ring are avoided, the service life of the sealing ring is prolonged, and the operation of later maintenance is omitted.
Furthermore, the cross section of the clamping groove is in a ladder shape.
In the technical scheme, the clamping groove is arranged to be in the shape of the ladder, so that the sealing ring cannot protrude out too much when being clamped and installed, and the connection of the movable joint is prevented from being blocked.
Furthermore, an annular groove is circumferentially arranged on the connecting seat, and the limiting ring is clamped in the annular groove.
In this technical scheme, the ring channel is used for holding the spacing ring, guarantees the stable connection of spacing ring.
Furthermore, a dismounting notch is arranged on the limiting ring.
In the technical scheme, the dismounting notch on the limiting ring can be conveniently operated when the limiting ring is replaced or replaced, and the application point of dismounting is given.
Furthermore, the movable joint is an internal thread joint movably sleeved on the connecting piece body, and the internal thread joint comprises a limiting end and a connecting end.
In this technical scheme, the internal thread connects and is used for connecting tube, and the stability of connecting can be guaranteed to the screw thread through the internal thread connects, spacing end be used for with the spacing ring block, inject the position that the internal thread connects, and the link then is used for the connection of pipe fitting, structural design is reasonable.
Further, the diameter of spacing end is less than the diameter of spacing ring, and the diameter of link is greater than the diameter of spacing ring.
In the technical scheme, the diameter of the limiting end is set to be smaller than that of the limiting ring, effective limiting effect of the limiting ring can be guaranteed, the diameter of the connecting end is set to be larger than that of the limiting ring, the connecting end sleeve can be arranged on the outer side of the limiting ring, and therefore stable pipeline connection is achieved.
Further, the connecting piece body is a ball valve connecting piece, an elbow connecting piece, a three-way connecting piece, an elbow connecting piece or a direct short connecting piece.
In the technical scheme, the quick-assembly loose joint piece can be used for ball valve connecting pieces, elbow connecting pieces, three-way connecting pieces, meter connector connecting pieces or direct short connecting pieces, and is wide in application range and strong in application broad spectrum.
Further, the internal thread joint is an M30 multiplied by 2 loose joint internal thread joint.
In this technical scheme, connect the internal thread for use for M30X 2 loose joint internal thread and connect the broad spectrum nature, be applicable to gaseous medium pipelines such as most natural gas, argon gas, nitrogen gas, compressed air, and comparatively easily obtain.
Drawings
Fig. 1 is a front view of embodiment 1 of the present invention;
fig. 2 is a front view of embodiment 2 of the present invention;
fig. 3 is a front view of embodiment 3 of the present invention;
fig. 4 is a front view of embodiment 4 of the present invention;
fig. 5 is a front view of embodiment 5 of the present invention;
fig. 6 is a front view of embodiment 6 of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: ball valve connecting piece 1, elbow connecting piece 2, tee bend connecting piece 3, table joint connecting piece 4, direct short union piece 5, internal thread connects 6, connecting seat 7, spacing ring 8, ring channel 9, dismouting breach 10, sealing washer 11, lock nut 12, gasket 13.
Example 1
Example 1 is substantially as shown in figure 1: non-maintaining fast-assembling union piece, including the connecting piece body, the connecting piece body in this embodiment is ball valve connecting piece 1, and the link (right-hand member) activity cover of ball valve connecting piece 1 is equipped with M30 x 2 loose joint internal thread joint 6, and the inboard (left) of internal thread joint 6 is spacing end, and the outside (right) of internal thread joint 6 is the link, and the diameter of link is greater than the diameter of spacing end.
The link rigid coupling of ball valve connecting piece 1 has spacing portion and sealing, and spacing portion includes that integrated into one piece connects the connecting seat 7 at ball valve connecting piece 1's link, and round ring channel 9 has been seted up to circumference on the outer wall of connecting seat 7, and the ring channel 9 inside callipers is equipped with annular spacing ring 8, has seted up dismouting breach 10 on the spacing ring 8. The diameter of spacing end is less than the diameter of spacing ring 8, and the diameter of link is greater than the diameter of spacing ring 8. The sealing portion comprises a clamping groove fixedly connected with the connecting end of the ball valve connecting piece 1 in a stepped mode, a sealing ring 11 is arranged in the clamping groove in a clamping mode, the sealing ring 11 is sleeved in the clamping groove to achieve clamping and fixing when being installed, so that the sealing ring 11 can be stably fixed in the clamping groove, the problem of falling or dislocation cannot occur, and the sealing effect can be improved.
The specific implementation process is as follows: when the pipelines need to be connected, the connecting end of the ball valve connecting piece 1 is opposite to the to-be-connected end of the pipeline, and an external thread is arranged on the to-be-connected end of the pipeline. Then support sealing washer 11 on leaning on the port position of pipeline then with the interior screwed connection of silk joint 6 threaded connection of M30 x 2 loose joint on the pipeline can, connect back sealing washer 11 and can play the sealed effect of connection, and sealing washer 11 is wrapped up in the inside of silk joint 6 in M30 x 2 loose joint after connecting, can not expose the problem that causes sealing washer 11 ageing externally, has saved the operation of later maintenance and change.
When the ball valve connecting piece 1 is not used, the limiting ring 8 fixed on the ball valve connecting piece 1 has a limiting effect on the M30X 2 loose joint internal thread joint 6, and the M30X 2 loose joint internal thread joint 6 can be prevented from falling off or losing.
In this embodiment, the M30 × 2 loose joint internal thread joint 6 is movably arranged, so that when the connection is performed, the rotating end position of the loose joint does not need to be considered, that is, the rotating end position of the loose joint does not affect the connection direction between the pipelines, and the operation difficulty is greatly reduced.
Example 2
As shown in fig. 2, the present embodiment is different from embodiment 1 only in that: the connecting piece body in this embodiment is an elbow connecting piece 2, the outside of two connecting ends (upper end and lower end) of the elbow connecting piece 2 is fixedly connected with a sealing part and a limiting part, and the two ends of the elbow connecting piece 2 are movably sleeved with an M30 x 2 loose joint internal thread joint 6.
During the use, can just right with the link of treating of elbow connecting piece 2 and pipeline, then support sealing washer 11 on the port position of pipeline and then with the threaded connection on the pipeline of M30 x 2 loose joint internal thread joint 6, more convenient and fast than traditional threaded elbow connection operation.
Example 3
As shown in fig. 3, the present embodiment is different from embodiment 1 only in that: the connecting piece body in this embodiment is three-way connection 3, and the equal rigid coupling in outside of three link of three-way connection 3 has sealing part and spacing portion, and three link of three-way connection 3 all activity cover is equipped with M30 x 2 loose joint internal thread joint 6.
During the use, can just right with the link of treating of pipeline respectively with the link of three way connection 3, then support sealing washer 11 on the port position of pipeline and then with the threaded connection on the pipeline of M30 x 2 loose joint internal thread joint 6, it is convenient, swift to compare traditional threaded tee junction.
Example 4
As shown in fig. 4, the present embodiment is different from embodiment 1 only in that: the connecting piece body in this embodiment is table joint connecting piece 4, and the outside of the link (right-hand member) of table joint connecting piece 4 all is rigid connected with sealing part and spacing portion, and the link activity cover of table joint connecting piece 4 is equipped with M30 x 2 loose joint internal thread and connects 6.
During the use, can just right with the link of treating of pipeline respectively with the link of table joint connecting piece 4, then support sealing washer 11 on the port position of pipeline and then with the interior screwed joint 6 threaded connection of M30 x 2 loose joint on the pipeline can, compare traditional screw thread table joint connection convenient, swift.
Example 5
As shown in fig. 5, the present embodiment is different from embodiment 1 only in that: the connecting piece body in this embodiment is a direct short connecting piece 5, the sealing part and the limiting part are fixedly connected to the outer parts of the two ends of the direct short connecting piece 5, and the M30 × 2 loose joint internal thread joint 6 is movably sleeved at the two ends of the direct short connecting piece 5.
During the use, can just right with the link of treating of pipeline respectively with two links of direct formula short connecting piece 5, then support sealing washer 11 on the port position of pipeline and then with the interior screwed joint 6 threaded connection of M30 x 2 loose joint on the pipeline can, compare traditional screw thread short circuit connection convenient, swift.
Example 6
As shown in fig. 6, the present embodiment is different from embodiment 1 only in that: in this embodiment, a connecting thread is arranged on the outer wall of the connecting end (right end) of the ball valve connecting piece 1, the end thread of the ball valve connecting piece 1 is connected with a locking nut 12, and a gasket 13 which is sleeved on the ball valve connecting piece 1 is arranged between the locking nut 12 and the M30 × 2 loose joint internal thread connector 6.
During the use, after connecting the pipeline through M30X 2 loose joint internal thread joint 6, with lock nut 12 along the screw rotation for lock nut 12 supports and leans on the left end of M30X 2 loose joint internal thread joint 6, plays the effect of reinforcement and stable connection, avoids M30X 2 loose joint internal thread joint 6 to appear the problem of pine after connecting.
The above description is only an example of the present invention, and the detailed technical solutions and/or characteristics known in the solutions are not described too much here. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. Non-maintaining fast-assembling union piece, including the connecting piece body, its characterized in that: the connecting piece comprises a connecting piece body and is characterized in that the connecting end of the connecting piece body is movably connected with a movable joint, the connecting end of the connecting piece body is provided with a limiting portion used for limiting the position of the movable joint, and the limiting portion comprises a connecting seat fixedly connected to the connecting end of the connecting piece body and a limiting ring detachably connected to the connecting seat.
2. A maintenance-free quick link as set forth in claim 1 wherein: the connecting end of the connecting piece body is also provided with a sealing part.
3. A maintenance-free quick link as set forth in claim 2 wherein: the sealing part comprises a clamping groove fixedly connected with the connecting end of the connecting piece body, and a sealing ring is clamped in the clamping groove.
4. A maintenance-free quick link as set forth in claim 3 wherein: the cross section of the clamping groove is in a step shape.
5. A maintenance-free quick link as set forth in claim 4 wherein: an annular groove is circumferentially arranged on the connecting seat, and the limiting ring is clamped in the annular groove.
6. A maintenance-free quick link as set forth in claim 5 wherein: the limiting ring is provided with a dismounting notch.
7. A maintenance-free quick link as set forth in claim 6 wherein: the movable joint is an internal thread joint movably sleeved on the connecting piece body, and the internal thread joint comprises a limiting end and a connecting end.
8. A maintenance-free quick link as set forth in claim 7 wherein: the diameter of the limiting end is smaller than that of the limiting ring, and the diameter of the connecting end is larger than that of the limiting ring.
9. A maintenance-free quick link as set forth in claim 8 wherein: the connecting piece body is a ball valve connecting piece, an elbow connecting piece, a three-way connecting piece, a meter connector connecting piece or a direct short connecting piece.
10. A maintenance-free quick-fit joint as set forth in claim 9 wherein: the internal thread joint is an M30 multiplied by 2 loose joint internal thread joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922485749.0U CN211779476U (en) | 2019-12-31 | 2019-12-31 | Maintenance-free quick-mounting movable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922485749.0U CN211779476U (en) | 2019-12-31 | 2019-12-31 | Maintenance-free quick-mounting movable connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211779476U true CN211779476U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922485749.0U Active CN211779476U (en) | 2019-12-31 | 2019-12-31 | Maintenance-free quick-mounting movable connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211779476U (en) |
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2019
- 2019-12-31 CN CN201922485749.0U patent/CN211779476U/en active Active
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