阅读说明：本技术 一种长距离天然气输送管道积液排除装置 (Long distance natural gas conveying pipeline hydrops eduction gear ) 是由 吴秀丽 于 2019-11-27 设计创作，主要内容包括：本发明涉及天然气输送管道技术领域,且公开了一种长距离天然气输送管道积液排除装置,包括管道主体,管道主体的下端固定连通有集液筒,集液筒的正下方设有储存箱,储存箱的上下两端均固定连通有开关装置,位于储存箱上端的开关装置固定连通在集液筒的下端；开关装置包括连接筒、挡板槽、挡板、螺纹孔和螺杆,连接筒固定连通在储存箱上,连接筒上设有凸起,挡板槽开设在连接筒内,挡板滑动连接在挡板槽内,挡板远离挡板槽槽底的一端穿过挡板槽的槽口并与连接筒内的另一侧壁相抵,螺纹孔开设在挡板靠近挡板槽槽底的一端。本发明使得在整个排液过程中,无需将管道主体停用,不会影响天然气的输送,且稳定可靠。(The invention relates to the technical field of natural gas conveying pipelines and discloses a long-distance natural gas conveying pipeline accumulated liquid removing device which comprises a pipeline main body, wherein a liquid collecting cylinder is fixedly communicated with the lower end of the pipeline main body, a storage tank is arranged right below the liquid collecting cylinder, the upper end and the lower end of the storage tank are fixedly communicated with a switch device, and the switch device positioned at the upper end of the storage tank is fixedly communicated with the lower end of the liquid collecting cylinder; the switch device comprises a connecting cylinder, a baffle groove, a baffle, a threaded hole and a screw rod, wherein the connecting cylinder is fixedly communicated on the storage box, a bulge is arranged on the connecting cylinder, the baffle groove is arranged in the connecting cylinder, the baffle is connected in the baffle groove in a sliding manner, one end, far away from the bottom of the baffle groove, of the baffle penetrates through a notch of the baffle groove and is abutted against the other side wall in the connecting cylinder, and the threaded hole is arranged at one end, close to the bottom of the baffle groove, of the baffle. The invention ensures that the pipeline main body does not need to be stopped in the whole liquid drainage process, does not influence the transportation of natural gas, and is stable and reliable.)

1. The accumulated liquid removing device for the long-distance natural gas conveying pipeline comprises a pipeline main body (1) and is characterized in that the lower end of the pipeline main body (1) is fixedly communicated with a liquid collecting cylinder (2), a storage tank (3) is arranged under the liquid collecting cylinder (2), the upper end and the lower end of the storage tank (3) are fixedly communicated with a switch device (4), and the switch device (4) positioned at the upper end of the storage tank (3) is fixedly communicated with the lower end of the liquid collecting cylinder (2);

the switch device (4) comprises a connecting cylinder (41), a baffle groove (42), a baffle (43), a threaded hole and a screw rod (44), the connecting cylinder (41) is fixedly communicated with the storage box (3), the connecting cylinder (41) is provided with a bulge, the baffle groove (42) is arranged in the connecting cylinder (41), the baffle (43) is connected in the baffle groove (42) in a sliding way, one end of the baffle (43) far away from the bottom of the baffle slot (42) passes through the notch of the baffle slot (42) and is abutted against the other side wall in the connecting cylinder (41), the threaded hole is arranged at one end of the baffle (43) close to the bottom of the baffle groove (42), the screw rod (44) penetrates through the bottom of the baffle groove (42), and is rotationally connected with a bulge on the connecting cylinder (41) through a bearing, and one end of the screw rod (44) positioned in the baffle groove (42) is in threaded connection with the threaded hole.

2. The accumulated liquid removing device for the long-distance natural gas conveying pipeline according to claim 1, wherein the baffle groove (42) is symmetrically provided with a limiting groove (5), a limiting block (6) is connected in the limiting groove (5) in a sliding manner, one end of the limiting block (6) far away from the bottom of the limiting groove (5) penetrates through a notch of the limiting groove (5) and extends outwards, and is fixedly connected to a corresponding side wall of the baffle (43).

3. The long-distance natural gas conveying pipeline accumulated liquid removing device is characterized in that a rotating handle (7) is fixedly connected to one end, far away from the baffle (43), of the screw rod (44).

4. The accumulated liquid removing device for the long-distance natural gas conveying pipeline according to claim 1, wherein a clamping groove (8) is formed in the connecting cylinder (41) at a position corresponding to the baffle (43), and one end, far away from the bottom of the baffle groove (42), of the baffle (43) is clamped in the clamping groove (8).

5. The long-distance natural gas pipeline liquid accumulation removing device according to claim 1, wherein an observation window (9) is installed on the side wall of the storage tank (3), and the observation window (9) is transparent.

6. The long-distance natural gas pipeline accumulated liquid removing device according to claim 5, wherein scale marks (10) are drawn on the observation window (9).

Technical Field

The invention relates to the technical field of natural gas conveying pipelines, in particular to a long-distance natural gas conveying pipeline accumulated liquid removing device.

Background

The natural gas pipeline refers to a pipeline for conveying natural gas from an exploitation place or a processing plant to an urban gas distribution center or an industrial enterprise user, and is also called a gas conveying pipeline, because the natural gas is influenced by the change of temperature and pressure in a long-distance conveying process, water and heavy hydrocarbon components in the natural gas are easy to generate gas-liquid phase change and are separated out in pipeline conveying and cannot be completely carried out, so that effusion is formed at a low-lying position of an up-and-down pipeline, the pipeline pressure is increased, the conveying efficiency is reduced, the pipeline corrosion rate is accelerated, the natural gas is easy to leak in serious conditions, and the like.

At present, a valve is mostly installed at the lower end of a pipeline at a certain distance aiming at a special accumulated liquid removing device on a long-distance natural gas conveying pipeline, but the pipeline needs to be temporarily stopped using in the water removing mode, and the transportation of natural gas is influenced.

Disclosure of Invention

The invention aims to solve the problem that the pipeline needs to be temporarily stopped to stop in the drainage mode in the prior art, so that the transportation of natural gas is influenced, and provides a long-distance natural gas conveying pipeline accumulated liquid removing device.

In order to achieve the purpose, the invention adopts the following technical scheme:

a long-distance natural gas conveying pipeline accumulated liquid removing device comprises a pipeline main body, wherein a liquid collecting barrel is fixedly communicated with the lower end of the pipeline main body, a storage box is arranged under the liquid collecting barrel, the upper end and the lower end of the storage box are fixedly communicated with a switch device, and the switch device positioned at the upper end of the storage box is fixedly communicated with the lower end of the liquid collecting barrel;

the switch device comprises a connecting cylinder, a baffle groove, a baffle, a threaded hole and a screw rod, wherein the connecting cylinder is fixedly communicated on the storage box, a protrusion is arranged on the connecting cylinder, the baffle groove is arranged in the connecting cylinder, the baffle is connected in the baffle groove in a sliding manner, one end, far away from the bottom of the baffle groove, of the baffle penetrates through a notch of the baffle groove and offsets with the other side wall in the connecting cylinder, the threaded hole is arranged at one end, close to the bottom of the baffle groove, of the baffle, the screw rod penetrates through the bottom of the baffle groove and is connected with the protrusion on the connecting cylinder in a rotating manner through a bearing, and one end, located in the baffle groove, of the screw rod.

Preferably, the baffle slot is internally and symmetrically provided with limiting grooves, the limiting grooves are connected with limiting blocks in a sliding mode, one ends, far away from the bottoms of the limiting grooves, of the limiting blocks penetrate through notches of the limiting grooves and extend outwards, and the limiting blocks are fixedly connected to corresponding side walls of the baffle.

Preferably, one end of the screw rod, which is far away from the baffle plate, is fixedly connected with a rotating handle.

Preferably, a clamping groove is formed in the connecting cylinder at a position corresponding to the baffle, and one end, far away from the bottom of the baffle groove, of the baffle is clamped in the clamping groove.

Preferably, an observation window is arranged on the side wall of the storage box and is in transparent arrangement.

Preferably, the observation window is provided with scale marks.

Compared with the prior art, the invention provides a long-distance natural gas conveying pipeline accumulated liquid removing device, which has the following beneficial effects:

1. the accumulated liquid removing device for the long-distance natural gas conveying pipeline comprises a pipeline main body, a liquid collecting cylinder, a storage box, a switch device, a connecting cylinder, a baffle groove, a baffle and a screw rod, wherein the two switch devices are in a closed state at first, when liquid in the pipeline main body needs to be discharged, the switch device above the storage box is firstly turned on, so that the liquid in the pipeline flows into the storage box through the liquid collecting cylinder and the connecting cylinder in sequence, when the liquid flows out, the switch device above is turned off, then the switch device below is turned on, the liquid in the storage box is discharged, after the liquid is discharged, the switch device below is turned off, the pipeline main body does not need to be stopped during the whole liquid discharging process, the conveying of natural gas cannot be influenced, when the switch device needs to be turned on, the screw rod is forwardly turned, the baffle is retracted into the baffle groove under the action of the screw rod, the switch device is turned on, when the switch device needs to be turned off, the screw rod is rotated reversely.

2. This long distance natural gas conveying pipeline hydrops eduction gear through setting up spacing groove and stopper, when the baffle removed in the baffle inslot, the baffle drove the stopper and removed along the direction of spacing groove for the baffle removes ground more reliable and stable.

The parts which are not involved in the device are the same as or can be realized by the prior art, and the invention ensures that the pipeline main body does not need to be stopped during the whole liquid drainage process, does not influence the transportation of natural gas, and is stable and reliable.

Drawings

Fig. 1 is a schematic structural diagram of a liquid accumulation removing device for a long-distance natural gas conveying pipeline according to the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: the device comprises a pipeline main body 1, a liquid collecting cylinder 2, a storage tank 3, a switch device 4, a connecting cylinder 41, a baffle groove 42, a baffle 43, a screw rod 44, a limiting groove 5, a limiting block 6, a rotating handle 7, a clamping groove 8, an observation window 9 and scale marks 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, the accumulated liquid removing device for the long-distance natural gas conveying pipeline comprises a pipeline main body 1, wherein a liquid collecting cylinder 2 is fixedly communicated with the lower end of the pipeline main body 1, a storage tank 3 is arranged under the liquid collecting cylinder 2, the upper end and the lower end of the storage tank 3 are fixedly communicated with a switch device 4, and the switch device 4 positioned at the upper end of the storage tank 3 is fixedly communicated with the lower end of the liquid collecting cylinder 2;

the switch device 4 comprises a connecting cylinder 41, a baffle groove 42, a baffle 43, a threaded hole and a screw rod 44, the connecting cylinder 41 is fixedly communicated with the storage tank 3, a bulge is arranged on the connecting cylinder 41, the baffle groove 42 is arranged in the connecting cylinder 41, the baffle 43 is connected in the baffle groove 42 in a sliding way, one end of the baffle 43 far away from the bottom of the baffle groove 42 penetrates through the notch of the baffle groove 42 and abuts against the other side wall in the connecting cylinder 41, the threaded hole is arranged at one end of the baffle 43 close to the bottom of the baffle groove 42, the screw rod 44 penetrates through the bottom of the baffle groove 42 and is rotatably connected with the bulge on the connecting cylinder 41 through a bearing, one end of the screw rod 44 in the baffle groove 42 is in threaded connection with the threaded hole, the two switch devices 4 are both in a closed state at first, when the liquid in the pipeline body 1 needs to be discharged, the switch device 4 above the storage tank 3 is firstly opened, so that the liquid in the pipeline flows into the, when the liquid finishes flowing, the switching device 4 above is closed, then the switching device 4 below is opened, the liquid in the storage tank 3 is discharged, after the liquid finishes discharging, the switching device 4 below is closed, in the whole liquid discharging process, the pipeline main body 1 does not need to be stopped, the conveying of natural gas cannot be influenced, when the switching device 4 needs to be opened, the screw rod 44 is rotated in the forward direction, the baffle 43 retracts into the baffle groove under the action of the threads, the switching device 4 is opened, and when the switching device 4 needs to be closed, the screw rod 44 can be rotated in the reverse direction.

Spacing groove 5 has been seted up to the symmetry in baffle groove 42, sliding connection has stopper 6 in the spacing groove 5, and the one end that stopper 6 kept away from 5 tank bottoms of spacing groove passes the notch of spacing groove 5 and outwards extends, and fixed connection is on the corresponding lateral wall of baffle 43, and when baffle 43 removed in baffle groove 42, baffle 43 drove stopper 6 and removed along the direction of spacing groove 5 for baffle 43 removes more reliable and more stable.

The end of the screw 44 far away from the baffle 43 is fixedly connected with a rotating handle 7, so that the screw 44 can be rotated conveniently.

The connecting cylinder 41 is internally provided with a clamping groove 8 at the position corresponding to the baffle 43, and one end of the baffle 43 far away from the bottom of the baffle groove 42 is clamped in the clamping groove 8, so that the baffle 43 is convenient to position, and the baffle 43 is more stable and reliable.

Install observation window 9 on the lateral wall of bin 3, observation window 9 is transparent setting, is convenient for observe the condition in the bin 3.

The observation window 9 is provided with scale lines 10 for observing the amount of liquid.

In the invention, two switch devices 4 are in a closed state at first, when liquid in the pipeline main body 1 needs to be discharged, the switch device 4 above the storage tank 3 is firstly opened, so that the liquid in the pipeline flows into the storage tank 3 through the liquid collecting cylinder 2 and the connecting cylinder 41 in sequence, when the liquid flows out, the switch device above is closed, then the switch device 4 below is opened, the liquid in the storage tank 3 is discharged, after the liquid is discharged, the switch device 4 below is closed, in the whole liquid discharging process, the pipeline main body 1 does not need to be stopped, the conveying of natural gas is not influenced, when the switch device 4 needs to be opened, the screw 44 is rotated forwards, under the action of the screw thread, the baffle 43 retracts into the baffle groove, the switch device 4 is opened, when the switch device 4 needs to be closed, the screw 44 is rotated reversely, when the baffle 43 moves in the baffle groove 42, the baffle 43 drives the limiting block 6 to move along the direction of the limiting groove 5, so that the baffle 43 can move more stably and reliably.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.