Horizontally-arranged drain outlet structure

Abstract

The utility model discloses a horizontally arranged drain outlet structure, which relates to the technical field of valve transformation, and comprises an oil delivery pipe gate valve, a switching mechanism, a connecting pipe, a manual drain valve and a three-way pipe, the bottom of the oil delivery pipe gate valve is provided with a drain outlet, a first threaded pipe is arranged in the drain outlet, the bottom of the first threaded pipe is provided with the switching mechanism, and the connecting pipe is connected with the switching mechanism. A second threaded pipe is installed on one side of the switching mechanism, the other end of the second threaded pipe is connected with a connecting pipe, and a manual blow-down valve is installed at the other end of the connecting pipe. Dirt is directly discharged from one side of the oil conveying pipe gate valve, workers can conveniently and safely receive the dirt, the situation that the surrounding environment is affected due to leakage caused by inconvenient receiving of the dirt is avoided, valve pollution discharge transformation is completed under the condition that fire does not work, and the transformation work amount is further reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a valve reconstruction technical field, concretely is a horizontal arrangement's blow-off structure. BACKGROUND

[0002] ‌The petroleum oil pipeline is a kind of pipeline system for transporting petroleum crude oil or petroleum product, mainly by oil pipeline, oil station and other auxiliary equipment, its main function is to transport oil from oil field to factory, transfer station or port, realize efficient, stable oil transportation‌, a large number of gate valves are usually installed on oil pipeline, the main function of gate valve is to control the flow and pressure of liquid in pipeline, however, due to the existence of various impurities and dirt in pipeline, if not promptly discharge, these impurities and dirt can affect the flow and use of fluid, thereby affecting the normal use of pipeline, therefore, gate valve bottom is usually installed blow-off, and the impurities and dirt in pipeline are discharged through blow-off, to ensure the normal operation of pipeline‌.

[0003] However, the existing gate valve blow-off is usually plugged with a threaded plug, is influenced by multiple factors such as valve pier and actuator threading pipe on site, so that the space below the threaded plug is very narrow, and the dirt is inconvenient to receive, when the threaded plug is opened to discharge dirt, the dirt is easily leaked, and the safe blow-off function is not provided. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a horizontal arrangement's blow-off structure to solve the problems in the above background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A horizontal arrangement's blow-off structure, including oil pipeline gate valve, adapter mechanism, connecting pipe, manual blow-off valve and tee pipe, the bottom of the oil pipeline gate valve is provided with blow-off, the first threaded pipe is installed in the blow-off, the adapter mechanism is installed at the bottom of the first threaded pipe, the second threaded pipe is installed on one side of the adapter mechanism, the second threaded pipe is connected with the connecting pipe at the other end, the connecting pipe is installed with the manual blow-off valve at the other end, the manual blow-off valve is installed with the tee pipe at the other end, the adapter mechanism includes cylinder cover, cylinder body and waterproof bearing, the waterproof bearing is installed on the inner wall of the cylinder body cylinder mouth, the cylinder cover is installed on the waterproof bearing, the cylinder cover is connected with the first threaded pipe, the cylinder body is provided with the threaded port on one side and is threadedly connected with the second threaded pipe.

[0007] As a further scheme of the utility model: the cylinder cover is provided with the through hole that is connected with the first threaded pipe.

[0008] As a further scheme of the utility model: the first threaded pipe is externally provided with the O-shaped sealing ring, and the O-shaped sealing ring is located between the cylinder cover and the oil pipeline gate valve.

[0009] As a further scheme of the utility model: the other two ports of the tee pipe are all equipped with plugs, and the tee pipe is in T shape as a whole.

[0010] As a further scheme of the utility model: the connecting pipe is horizontally arranged at the side of the oil pipeline gate valve.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1、The utility model discloses a switching mechanism, connecting pipe, manual blowdown valve, tee pipe and plug are matched with each other, can directly discharge the dirt from the side of the oil pipeline gate valve when the oil pipeline gate valve blows down, and personnel can safely receive the dirt, prevent the dirt from leaking due to inconvenient receiving, and further influence the surrounding environment.

[0013] 2、The utility model realizes the valve blowdown modification under the condition of no fire, and further reduces the modification engineering quantity.

[0014] 3、The switching mechanism can rotate, avoids the influence of the connecting pipe on installation when the switching mechanism is installed to the bottom of the oil pipeline gate valve, and also can conveniently adjust the blowdown direction of personnel when blowing down, and better safely receives the dirt. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view of a horizontally arranged blowdown port structure.

[0016] Figure 2 It is a whole side view of a horizontally arranged blowdown port structure.

[0017] Figure 3 It is a horizontally arranged blowdown port structure Figure 1 The structure of A in the middle is enlarged.

[0018] 1, oil pipeline gate valve;2, blowdown port;3, switching mechanism;301, cylinder cover;302, cylinder body;303, waterproof bearing;4, O-shaped sealing ring;5, first threaded pipe;6, connecting pipe;7, manual blowdown valve;8, tee pipe;9, second threaded pipe;10, plug. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0020] Please refer to Figures 1-2 The utility model discloses a horizontal arrangement's blowdown mouth structure, including oil pipe sluice valve 1, adapter 3, connecting pipe 6, manual blowdown valve 7 and three -way pipe 8, the bottom of oil pipe sluice valve 1 is set up and has the blowdown mouth 2, install first threaded pipe 5 in blowdown mouth 2, the bottom of first threaded pipe 5 is installed with adapter 3, and the one side of adapter 3 is installed second threaded pipe 9, and the other end of second threaded pipe 9 is connected with connecting pipe 6, and the other end of connecting pipe 6 is installed with manual blowdown valve 7, and the other end of manual blowdown valve 7 is installed with three -way pipe 8, and the one side of connecting pipe 6 horizontal orientation oil pipe sluice valve 1 is set up, like this can make the space of blowdown more, make the container of receiving dirt convenient to place, make the blowdown more safe.

[0021] Please refer to Figure 3 Adapter 3 includes cylinder lid 301, cylinder body 302 and waterproof bearing 303, and the waterproof bearing 303 is installed on the inner wall of the cylinder mouth of the cylinder body 302, the waterproof bearing 303 is a sealed bearing, the cylinder lid 301 is installed on the waterproof bearing 303, the cylinder lid 301 is connected with the first threaded pipe 5, a threaded port is formed in one side of the cylinder body 302 and is threadedly connected with the second threaded pipe 9, a through hole is formed in the cylinder lid 301 and is communicated with the first threaded pipe 5, the first threaded pipe 5 is externally sleeved with an O-shaped sealing ring 4, the O-shaped sealing ring 4 is located between the cylinder lid 301 and the oil pipe sluice valve 1, and the O-shaped sealing ring 4 can play a sealing role between the first threaded pipe 5 and the blowdown mouth 2, thereby reducing the risk of oil leakage at the connecting portion of the blowdown mouth 2.

[0022] Please refer to Figure 1 A plug 10 is mounted on the other two ports of the three-way pipe 8, the plug 10 is used for plugging the ports of the three-way pipe 8, so as to prevent impurities from entering and causing the internal blockage of the three-way pipe 8 when not in use, and the plug 10 can also pluggingly adjust the flow direction of the dirt, so as to facilitate the adjustment according to the needs, and the three-way pipe 8 is in a T shape as a whole.

[0023] The working principle of the utility model is as follows:

[0024] When it is necessary to discharge the dirt in the oil pipe, the manual blowdown valve 7 is only opened and the connecting pipe 6 is held at the same time to control the blowdown direction, the dirt in the oil pipe can enter the adapter 3 through the blowdown mouth 2, then enter the connecting pipe 6 through the adapter 3, then enter the manual blowdown valve 7 through the connecting pipe 6, then enter the three-way pipe 8 through the manual blowdown valve 7, and finally is discharged into the dirt receiving container placed below through the bottom or one side port of the three-way pipe 8, so as to realize safe blowdown.

[0025] Although the utility model has been explained in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A horizontally arranged blowdown port structure comprising a delivery pipe gate valve (1), a switching mechanism (3), a connecting pipe (6), a manual blowdown valve (7) and a tee (8), characterized in that: The bottom of the oil pipeline gate valve (1) is provided with a blowdown port (2), a first threaded pipe (5) is installed in the blowdown port (2), an adapter mechanism (3) is installed at the bottom of the first threaded pipe (5), a second threaded pipe (9) is installed on one side of the adapter mechanism (3), a connecting pipe (6) is connected to the other end of the second threaded pipe (9), a manual blowdown valve (7) is installed at the other end of the connecting pipe (6), a tee pipe (8) is installed at the other end of the manual blowdown valve (7), the adapter mechanism (3) comprises a cylinder cover (301), a cylinder body (302) and a waterproof bearing (303), the waterproof bearing (303) is installed on the inner wall of the cylinder mouth of the cylinder body (302), the waterproof bearing (303) is installed on the cylinder cover (301), the cylinder cover (301) is connected with the first threaded pipe (5), and a threaded port is formed in one side of the cylinder body (302) and is threadedly connected with the second threaded pipe (9).

2. A horizontally arranged mooring structure according to claim 1, characterized in that: A through hole is formed in the cylinder cover (301) and is communicated with the first threaded pipe (5).

3. A horizontally arranged mooring structure according to claim 1, wherein: An O-shaped sealing ring (4) is arranged outside the first threaded pipe (5), and the O-shaped sealing ring (4) is located between the cylinder cover (301) and the oil pipeline gate valve (1).

4. A horizontally disposed mooring structure according to claim 1, wherein: Plugs (10) are installed on the other two ports of the tee pipe (8), and the tee pipe (8) is in a T shape as a whole.

5. A horizontally disposed mooring structure according to claim 1, wherein: The connecting pipe (6) is horizontally arranged towards one side of the oil pipeline gate valve (1).

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