CN213332924U

CN213332924U - Pipe end connecting piece of petroleum pipeline

Info

Publication number: CN213332924U
Application number: CN202021780850.5U
Authority: CN
Inventors: 朱玉树; 董文平
Original assignee: Five Star Tianjin Petroleum Equipment Co ltd
Current assignee: Five Star Tianjin Petroleum Equipment Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-06-01
Anticipated expiration: 2030-08-24

Abstract

The utility model belongs to the connecting piece field, especially, petroleum pipeline's pipe end connecting piece, including a plurality of pipelines, two adjacent pipelines are close to one side each other and are equipped with same connecting piece body, the top and the equal fixed mounting in bottom of connecting piece body have the connecting seat, first hole has been seted up on the connecting seat, sliding mounting has the removal seat in the first hole, two remove the equal fixed mounting in one side that the seat was kept away from each other and have fixed spring's one end, fixed spring's other end fixed mounting is on the inner wall in first hole, the top and the equal fixed mounting in bottom of pipeline have the fixing base, the second hole has been seted up on the removal seat, the downthehole sliding mounting of second has two carriage release levers, the equal fixed mounting in one side that. The utility model relates to a rationally, be convenient for install the connecting piece, and through the removal to the pipeline, can make pipeline and connecting piece body in close contact with to can increase the leakproofness of connecting piece body and pipeline.

Description

Pipe end connecting piece of petroleum pipeline

Technical Field

The utility model relates to a connecting piece technical field especially relates to a pipe end connecting piece of petroleum pipeline.

Background

The oil pipeline consists of oil pipes and accessories thereof, and is provided with corresponding oil pump units according to the requirements of the process flow, and a complete pipeline system is designed and installed, through retrieval, the patent document with the publication number of CN203500700U discloses an oil pipeline pipe end connecting piece, which comprises a body, wherein the body is of a tubular structure, the middle part of the body is provided with an annular bulge, two ends of the bulge are provided with inclined transition conical surfaces, the outer surface of the body at the outer sides of the transition conical surfaces is provided with external threads, the transition conical surfaces are provided with conical threads, and the center of the bulge of the body is provided with an integrally formed hexagon nut structure. The body is in a bilateral symmetry structure. The external thread and the conical thread are double threads, and the tooth-shaped sections are the same. A petroleum pipeline pipe end connecting piece, can realize through external screw thread and awl helicitic texture that sealed contact between the pipe end of petroleum pipeline pipe end connecting piece and petroleum pipeline to the linkage effect is stable, lasts to exert the power of turning round when external screw thread department, makes the screw thread profile of awl thread position produce small change, and then reaches sealed effect.

However, the design has disadvantages that the connecting piece is inconvenient to install, and the connection between the connecting piece and the pipeline is not convenient to strengthen, so that the pipe end connecting piece of the petroleum pipeline is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the connecting piece is not convenient to install and the shortcoming of connecting piece and pipe connection is not convenient to strengthen in the prior art, and the pipe end connecting piece of a petroleum pipeline is proposed.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pipe end connecting piece of a petroleum pipeline comprises a plurality of pipelines, wherein one side, close to each other, of each two adjacent pipelines is provided with the same connecting piece body, the top and the bottom of each connecting piece body are fixedly provided with connecting seats, the connecting seats are provided with first holes, moving seats are slidably arranged in the first holes, one sides, far away from each other, of the two moving seats are fixedly provided with one ends of fixing springs, the other ends of the fixing springs are fixedly arranged on the inner wall of the first holes, the top and the bottom of each pipeline are fixedly provided with fixing seats, the moving seats are provided with second holes, two moving rods are slidably arranged in the second holes, stabilizing seats are fixedly arranged on one sides, close to each other, of the two stabilizing seats on the same side, fixing pins are fixedly arranged on one sides of the two stabilizing seats, the fixing pins are matched with corresponding fixing grooves, threaded grooves are arranged on one sides, close, fixed plate that two symmetries set up is installed to the downthehole fixed mounting of second, rotate on two fixed plates and install same lead screw, and the both ends difference screw thread of lead screw is installed in the thread groove, two equal fixed mounting in one side that remove the seat and keep away from each other have the pull rod, and the one end of pull rod extends to the outside of connecting seat, rotate the one end of installing the worm on the bottom inner wall in second hole, the other end of worm extends to the outside and the fixed mounting of connecting seat and has the knob, the worm wheel is established to the fixed cover on the lead screw, and the worm wheel meshes.

Preferably, two limiting grooves symmetrically arranged are formed in one side, close to each other, of each first hole, limiting rods are fixedly mounted on one sides, close to each other, of the two moving seats, and the limiting rods are slidably mounted in the corresponding limiting grooves.

Preferably, the screw rod is provided with two external threads with opposite rotation directions, the thread groove is provided with internal threads, and the external threads are meshed with the corresponding internal threads.

Preferably, all seted up the sliding tray on the both sides inner wall in second hole, the equal fixed mounting in both sides of carriage release lever has the sliding seat, and sliding seat and the sliding tray sliding connection who corresponds can make the stable removal of carriage release lever owing to be provided with sliding seat and sliding tray.

Preferably, the fixed plate is provided with a rotating hole, the screw rod is rotatably connected with the rotating hole, and the screw rod can stably rotate due to the rotating hole.

In the utility model, when the pipe end connecting piece of the petroleum pipeline is used for connecting two adjacent pipelines through the connecting piece body, the connecting piece body is installed in the two pipelines, and the pull rod can drive the moving seat to move and compress the fixed spring through moving the pull rod, so that the moving seat drives the moving rod to move, the moving rod can drive the stabilizing seat to move, and then the pipelines are moved, so that the two pipelines move towards the directions close to each other, and the pipelines can be contacted with the connecting piece body;

the pull rod is loosened, the movable seat can be reset under the action of the fixed spring, so that the stable seat can be reset, by rotating the knob, the knob can drive the worm to rotate, the worm can drive the worm wheel to rotate, the worm wheel can drive the screw rod to rotate, the screw rod can drive the movable rod to move through the thread groove, so that the movable rod can drive the stable seat to move, the fixed pin can be clamped into the corresponding fixed slot, when the moving rod moves, the stabilizing seats can drive the fixed seats to move, so that the two stabilizing seats move, the stabilizing seats can move through the fixed seats, the fixed seats can drive the pipelines to move towards the direction close to each other, thereby can make pipeline and connecting piece body in close contact with to can increase the leakproofness of connecting piece body and pipeline.

The utility model relates to a rationally, be convenient for install the connecting piece, and through the removal to the pipeline, can make pipeline and connecting piece body in close contact with to can increase the leakproofness of connecting piece body and pipeline.

Drawings

Fig. 1 is a schematic structural view of a pipe end connecting piece of a petroleum pipeline according to the present invention;

fig. 2 is a schematic structural view of a part a of a pipe end connecting piece of a petroleum pipeline according to the present invention;

fig. 3 is a schematic structural diagram of a part B of a pipe end connector of a petroleum pipeline according to the present invention.

In the figure: 1. a pipeline; 2. a connector body; 3. a connecting seat; 4. a first hole; 5. a movable seat; 6. fixing the spring; 7. a fixed seat; 8. fixing grooves; 9. a second hole; 10. a travel bar; 11. a stabilizing base; 12. a fixing pin; 13. a thread groove; 14. a fixing plate; 15. a screw rod; 16. a pull rod; 17. a worm gear; 18. a worm; 19. a knob.

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.

Referring to fig. 1-3, a pipe end connector for petroleum pipelines, comprising a plurality of pipelines 1, one side of two adjacent pipelines 1 close to each other is provided with a same connector body 2, the top and bottom of the connector body 2 are both fixedly provided with a connecting seat 3, the connecting seat 3 is provided with a first hole 4, a movable seat 5 is slidably mounted in the first hole 4, one side of the two movable seats 5 away from each other is both fixedly provided with one end of a fixed spring 6, the other end of the fixed spring 6 is fixedly mounted on the inner wall of the first hole 4, the top and bottom of the pipeline 1 are both fixedly provided with a fixed seat 7, the movable seat 5 is provided with a second hole 9, two movable rods 10 are slidably mounted in the second hole 9, one side of the two movable rods 10 close to each other is both fixedly provided with a stable seat 11, one side of the two stable seats 11 located on the same side is both, and fixed pin 12 and the 8 looks adaptations of fixed slot that correspond, the thread groove 13 has all been seted up to the one side that two carriage release levers 10 that lie in same one side are close to each other, fixed mounting has two fixed plates 14 that the symmetry set up in the second hole 9, rotate on two fixed plates 14 and install same lead screw 15, and the both ends difference screw thread of lead screw 15 is installed in thread groove 13, the equal fixed mounting in one side that two removal seats 5 kept away from each other has pull rod 16, and the one end of pull rod 16 extends to the outside of connecting seat 3, rotate the one end of installing worm 18 on the bottom inner wall of second hole 9, the other end of worm 18 extends to the outside of connecting seat 3 and fixed mounting has knob 19, worm wheel 17 is established to fixed the cover on lead screw 15, and worm wheel 17 meshes with.

The utility model discloses in, the spacing groove that two symmetries set up is all seted up to one side that two first holes 4 are close to each other, and two equal fixed mounting in one side that remove seat 5 and be close to each other have the gag lever post, and gag lever post slidable mounting is at the spacing inslot that corresponds.

The utility model discloses in, be equipped with two on the lead screw 15 and revolve to opposite external screw thread, the internal thread has been seted up to thread groove 13, and the external screw thread meshes with the internal thread that corresponds mutually.

The utility model discloses in, all seted up the sliding tray on the both sides inner wall of second hole 9, the equal fixed mounting in both sides of carriage release lever 10 has the sliding seat, and sliding seat and the sliding tray sliding connection who corresponds can be so that the stable removal of carriage release lever 10 owing to be provided with sliding seat and sliding tray.

The utility model discloses in, seted up on the fixed plate 14 and rotated the hole, and lead screw 15 with rotate the hole rotation to all being connected, owing to be provided with and rotate the hole, can make lead screw 15 carry out stable rotation.

In the utility model, when two adjacent pipelines 1 are connected by the connecting piece body 2, the connecting piece body 2 is installed in the two pipelines 1, the pull rod 16 can drive the moving seat 5 to move and compress the fixed spring 6 by moving the pull rod 16, so that the moving seat 5 drives the moving rod 10 to move, the moving rod 10 can drive the stabilizing seat 11 to move, then the pipelines 1 are moved, so that the two pipelines 1 move towards the mutually close direction, thereby the pipelines 1 can be contacted with the connecting piece body 2, the pull rod 16 is loosened, the moving seat 5 can be reset under the action of the fixed spring 6, thereby the stabilizing seat 11 can be reset, by rotating the knob 19, the knob 19 can drive the worm 18 to rotate, the worm 18 can drive the worm wheel 17 to rotate, the worm wheel 17 can drive the screw rod 15 to rotate, the rotation of lead screw 15 can drive the carriage release lever 10 through thread groove 13 and remove, make the carriage release lever 10 can drive stable seat 11 and remove, make fixed pin 12 can block in the fixed slot 8 that corresponds, when the carriage release lever 10 removes, make stable seat 11 can drive fixing base 7 and remove, make two stable seats 11 remove, stable seat 11 can remove through fixing base 7, fixing base 7 can drive pipeline 1 and remove to the direction that is close to each other, thereby can make pipeline 1 and connecting piece body 2 in close contact with, thereby can increase connecting piece body 2 and pipeline 1's leakproofness.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The pipe end connecting piece of the petroleum pipeline comprises a plurality of pipelines (1), and is characterized in that one side, close to each other, of each two adjacent pipelines (1) is provided with the same connecting piece body (2), the top and the bottom of each connecting piece body (2) are fixedly provided with a connecting seat (3), each connecting seat (3) is provided with a first hole (4), each first hole (4) is internally provided with a movable seat (5) in a sliding manner, one side, far away from each other, of each movable seat (5) is fixedly provided with one end of a fixed spring (6), the other end of each fixed spring (6) is fixedly arranged on the inner wall of each first hole (4), the top and the bottom of each pipeline (1) are fixedly provided with a fixed seat (7), each movable seat (5) is provided with a second hole (9), each second hole (9) is internally provided with two movable rods (10), one side, close to each other, of each movable rod (10) is fixedly, one side of each of two stabilizing seats (11) positioned on the same side is fixedly provided with a fixing pin (12), the fixing pins (12) are matched with corresponding fixing grooves (8), one side, close to each other, of each of two moving rods (10) positioned on the same side is provided with a threaded groove (13), two symmetrically-arranged fixing plates (14) are fixedly arranged in a second hole (9), the two fixing plates (14) are rotatably provided with the same lead screw (15), two ends of the lead screw (15) are respectively and threadedly arranged in the threaded grooves (13), one side, far away from each other, of each of the two moving seats (5) is fixedly provided with a pull rod (16), one end of each pull rod (16) extends to the outer side of the connecting seat (3), one end of a worm (18) is rotatably arranged on the inner wall of the bottom of the second hole (9), the other end of the worm (18) extends to the outer side of the connecting seat (3), a worm wheel (17) is fixedly sleeved on the screw rod (15), and the worm wheel (17) is meshed with the worm (18).

2. A pipe end connecting piece of a petroleum pipeline according to claim 1, characterized in that two symmetrically arranged limiting grooves are formed on the sides of the two first holes (4) close to each other, limiting rods are fixedly installed on the sides of the two moving seats (5) close to each other, and the limiting rods are slidably installed in the corresponding limiting grooves.

3. A pipe end connection for a petroleum pipeline according to claim 1, wherein the screw mandrel (15) is provided with two external threads with opposite directions of rotation, the thread groove (13) is provided with internal threads, and the external threads are engaged with the corresponding internal threads.

4. A pipe end connector for a petroleum pipeline according to claim 1, wherein the inner walls of the second hole (9) are provided with sliding grooves, and sliding seats are fixedly mounted on both sides of the moving rod (10) and are slidably connected with the corresponding sliding grooves.

5. A pipe end connector for a petroleum pipeline according to claim 1, wherein the fixing plate (14) is provided with a rotary hole, and the screw rod (15) is rotatably connected with the rotary hole.