CN220540438U

CN220540438U - Buried ball valve

Info

Publication number: CN220540438U
Application number: CN202322088741.7U
Authority: CN
Inventors: 张洪军; 邓建平; 沈开儒; 王忠杰; 张中安; 张成群; 刘军; 夏建珍
Original assignee: Xuteng Valve Group Co ltd
Current assignee: Xuteng Valve Group Co ltd
Priority date: 2023-08-04
Filing date: 2023-08-04
Publication date: 2024-02-27
Anticipated expiration: 2033-08-04

Abstract

The utility model discloses an underground ball valve, which relates to the technical field of ball valves and comprises a valve body, wherein an inlet pipe is fixedly connected to one side of the valve body, an outlet pipe is fixedly connected to the other side of the valve body, flanges are fixedly connected to one ends of the inlet pipe and the outlet pipe, which are far away from the valve body, of the valve body, a ball body is arranged in the valve body, sealing rings are fixedly connected to the inner walls of the two sides of the valve body, a metering mechanism is arranged in the inlet pipe and the outlet pipe, the leakage condition of the valve body cannot be found in time in the existing underground ball valve, the valve leaks in industrial production, liquid medium can pollute the ground through infiltration, and can flow into a flood drainage canal through an open trench or a blind trench, so that pollution to rivers, lakes and other environments can be caused, if the gas leaks to the ground through soil, the diffusion and propagation can be easily carried out in the air, and explosion can be generated when the gas contacts open fire, so that life safety of citizens is endangered.

Description

Buried ball valve

Technical Field

The utility model relates to the technical field of ball valves, in particular to a buried ball valve.

Background

Because the ball valve has simple structure, good sealing performance and strong circulation capability, the ball valve has become one of the most widely used valves in recent modern development, pipelines are generally buried underground in urban pipe networks, industrial pipe networks and other pipe networks, and the buried ball valve is used for connecting with petroleum, gasoline, liquefied natural gas, liquefied petroleum gas and petrochemical pipelines.

However, the existing buried ball valve cannot find the leakage condition of the valve body in time, the valve leaks in industrial production, the liquid medium can pollute the ground through infiltration, and can flow into a flood drainage canal through an open canal or a blind canal, so that rivers, lakes and other environments can be polluted, and if gas leaks, the gas can infiltrate into the ground through soil _， Is easy to spread in the air, and can cause explosion when exposed to open fire, thereby endangering the life safety of citizens.

Disclosure of Invention

The utility model aims to provide an underground ball valve, which solves the technical problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the buried ball valve comprises a valve body, wherein an inlet pipe is fixedly connected to one side of the valve body, an outlet pipe is fixedly connected to the other side of the valve body, flanges are fixedly connected to one ends, far away from the valve body, of the inlet pipe and the outlet pipe, a ball body is arranged in the valve body, and sealing rings are fixedly connected to inner walls of two sides of the valve body;

metering mechanisms are arranged in the inlet pipe and the outlet pipe.

Optionally, the metering mechanism includes two supporting seats, two probes, two flow devices and two calibrated scales, two the top of supporting seat respectively with the inner wall swing joint at inlet tube and outlet tube top, two the bottom four corners of supporting seat respectively swing joint has four bolts, eight the bolt is kept away from the surface movable sleeve of supporting seat one end is equipped with the nut, two the top of flow device respectively with two the bottom fixed connection of supporting seat, two the calibrated scales respectively with two the outside fixed connection of supporting seat, two the top of probe respectively with two calibrated scale bottom fixed connection, two the surface of probe is the movable sleeve is equipped with the protection network respectively.

Optionally, the top fixedly connected with anticorrosive steel pipe of valve body, the inside of anticorrosive steel pipe is cavity, swing joint has the valve rod on the bottom inner wall of anticorrosive steel pipe, the one end of valve rod runs through the valve rod with the valve body, and with spheroidal top fixed connection, the other end of valve rod with the inner wall swing joint at anticorrosive steel pipe top, the fixed surface cover of valve rod is equipped with rolling bearing, rolling bearing's surface with the inner wall fixed connection of anticorrosive steel pipe, the bottom fixedly connected with disk seat of valve body, rotate on the bottom inner wall of disk seat and be connected with the pivot, the other end of pivot extends to in the valve body, and with spheroidal bottom fixed connection.

Optionally, a packing box is fixedly sleeved on the outer surface of the valve rod, which is close to one end of the valve body, and packing is arranged in the packing box.

Optionally, the top fixedly connected with protective housing of anticorrosive steel pipe, the inside of protective housing is cavity, one side swing joint of protective housing has twist grip, one side of twist grip extends to in the protective housing to fixed cover is equipped with driven gear, it is connected with the bull stick to rotate on the inner wall of protective housing bottom, the one end of bull stick run through the protective housing with anticorrosive steel pipe, and with the one end fixed connection of valve rod, the other end external surface fixed cover of bull stick is equipped with the driving gear, the driving gear with driven gear meshes mutually.

Optionally, an alarm is fixedly connected to the top of the protective box, and an output end of the flow meter is in telecommunication connection with an input end of the alarm.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the flow device rotating rods are arranged in the inlet pipe rotating rod and the outlet pipe rotating rod, when gas or liquid enters the valve body rotating rod through the inlet pipe rotating rod, a probe on the flow device rotating rod measures the quantity of medium entering the valve body rotating rod, when the medium flows out, the flow device rotating rod on the outlet pipe rotating rod agrees to measure the quantity of medium when the medium is discharged out of the valve body rotating rod, when the difference between the two flow device values is that the flow device rotating rod and the flow device rotating rod will start the alarm device to prompt the leakage of the pipeline valve, a maintainer is reminded to repair and replace the pipeline in time, the liquid medium and the gas medium cannot leak too much, so that a river, a lake and other environments are polluted and explosion is generated, and the life safety of citizens is endangered.

2. According to the utility model, the anti-corrosion steel pipe rotating rod is arranged outside the valve rod, so that the ball valve is prevented from being buried underground for a long time, and the underground moist moisture is adsorbed on the valve rod rotating rod, so that the valve rod rotating rod is prevented from being rotten to affect the use, and the service life is reduced.

Drawings

FIG. 1 is a front view of the structure of the present utility model;

FIG. 2 is a side view of the structure of the present utility model;

FIG. 3 is a cross-sectional view of the structure of the present utility model;

fig. 4 is a cross-sectional view of the portion a of fig. 2 in accordance with the present utility model.

In the figure: 1-valve body, 2-outlet pipe, 3-anticorrosive steel pipe, 4-bull stick, 5-driving gear, 6-rotating handle, 7-driven gear, 8-siren, 9-protective housing, 10-valve rod, 11-rotating bearing, 12-packing box, 13-inlet pipe, 14-spheroid, 15-pivot, 16-disk seat, 17-flange, 18-supporting seat, 19-nut, 20-bolt, 21-probe, 22-protection network, 23-flowmeter, 24-calibrated scale, 25-sealing washer, 26-packing.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1 to 4, the present utility model provides a technical solution: the buried ball valve comprises a valve body 1, wherein an inlet pipe 13 is fixedly connected to one side of the valve body 1, an outlet pipe 2 is fixedly connected to the other side of the valve body 1, flanges 17 are fixedly connected to the inlet pipe 13 and one end, far away from the valve body 1, of the outlet pipe 2, a ball 14 is arranged in the valve body 1, and sealing rings 25 are fixedly connected to inner walls of two sides of the valve body 1;

the top of the protective box 9 is fixedly connected with an alarm 8, and the output end of the flow meter 23 is in telecommunication connection with the input end of the alarm 8;

metering mechanisms are arranged in the inlet pipe 13 and the outlet pipe 2.

More specifically, in the present embodiment, by providing the seal ring 25 on the valve body 1, the ball valve can have a better sealing effect when the ball 14 rotates in the valve body 1.

Embodiment two:

on the basis of the above embodiment, further, the metering mechanism includes two supporting seats 18, two probes 21, two flow meters 23 and two dials 24, the top of the two supporting seats 18 is movably connected with the inner walls of the tops of the inlet pipe 13 and the outlet pipe 2 respectively, four bolts 20 are movably connected with the bottom four corners of the two supporting seats 18 respectively, nuts 19 are movably sleeved on the outer surfaces of the eight bolts 20 far away from one ends of the supporting seats 18, the tops of the two flow meters 23 are fixedly connected with the bottoms of the two supporting seats 18 respectively, the two dials 24 are fixedly connected with the outer sides of the two supporting seats 18 respectively, the tops of the two probes 21 are fixedly connected with the bottoms of the two dials 24 respectively, and protective screens 22 are movably sleeved on the outer surfaces of the two probes 21 respectively.

It should be noted that, by arranging the flow devices 23 in the inlet pipe 13 and the outlet pipe 2, when gas or liquid enters the valve body 1 through the inlet pipe 13, the probe on the flow device 23 measures the amount of medium entering the valve body 1, when the medium flows out, the flow device 23 on the outlet pipe 2 agrees to measure the amount of medium discharged out of the valve body 1, when the difference between the two flow devices is that the flow device 23 will start the alarm device to prompt the leakage of the pipeline valve, the maintenance personnel can be reminded to repair and replace the pipeline in time, the leakage of the liquid medium and the gas medium is not excessive, the pollution of rivers, lakes and other environments and the explosion are caused, and the life safety of citizens is endangered.

Embodiment III:

on the basis of the embodiment, the top of the valve body 1 is further fixedly connected with the anti-corrosion steel pipe 3, the inside of the anti-corrosion steel pipe 3 is hollow, the valve rod 10 is movably connected to the inner wall of the bottom of the anti-corrosion steel pipe 3, one end of the valve rod 10 penetrates through the valve rod 10 and the valve body 1 and is fixedly connected with the top of the ball body 14, the other end of the valve rod 10 is movably connected with the inner wall of the top of the anti-corrosion steel pipe 3, the rotating bearing 11 is fixedly sleeved on the outer surface of the valve rod 10, the outer surface of the rotating bearing 11 is fixedly connected with the inner wall of the anti-corrosion steel pipe 3, the valve seat 16 is fixedly connected with the bottom of the valve body 1, the rotating shaft 15 is rotatably connected to the inner wall of the bottom of the valve seat 16, and the other end of the rotating shaft 15 extends into the valve body 1 and is fixedly connected with the bottom of the ball body 14.

It is worth to say that through having set up anticorrosive steel pipe 3 outside the valve rod to prevent that the ball valve from burying underground for a long time, the moist moisture of underground adsorbs on valve rod 10, can not lead to valve rod 10 rotten influence use, reduction in service life.

The outer surface of the valve rod 10 near one end of the valve body 1 is fixedly sleeved with a packing box 12, and packing 26 is arranged inside the packing box 12.

It should be noted that the packing box 12 is provided at the bottom of the valve rod 10, and the packing is provided in the packing box 12, so that the sealing performance between the valve rod 10 and the valve body 1 is improved.

Furthermore, the top fixedly connected with protective housing 9 of anticorrosive steel pipe 3, the inside of protective housing 9 is cavity, one side swing joint of protective housing 9 has twist grip 6, one side of twist grip 6 extends to in the protective housing 9 to fixed cover is equipped with driven gear 7, rotate on the inner wall of protective housing 9 bottom and be connected with bull stick 4, the one end of bull stick 4 runs through protective housing 9 and anticorrosive steel pipe 3, and with the one end fixed connection of valve rod 10, the other end fixed surface cover of bull stick 4 is equipped with driving gear 5, driving gear 5 meshes with driven gear 7 mutually.

It is worth to say that, the driven gear 7 is driven to rotate by rotating the handle 6, and the rotating rod on the driving gear 5 is driven to rotate when the driven gear 7 is rotated, so that the valve rod 10 is driven to drive the ball 14 to rotate in the valve body 1, the medium is prevented from leaking when the valve is closed, and the ball rotating medium can smoothly flow when the valve is opened.

Working principle:

when the device is used, firstly, a worker drives the driven gear 7 to rotate through the rotary handle 6, and drives the rotary rod on the driving gear 5 to rotate when the driven gear 7 is used, so as to drive the valve rod 10 to drive the ball 14 to rotate in the valve body 1, thereby preventing medium from leaking when the valve is closed, and enabling the ball rotary medium to smoothly flow when the valve is opened

Because the inlet pipe 13 and the outlet pipe 2 are internally provided with the flow device 23, when gas or liquid enters the valve body 1 through the inlet pipe 13, a probe on the flow device 23 measures the quantity of medium entering the valve body 1, when the medium flows out, the flow device 23 on the outlet pipe 2 agrees to measure the quantity of medium discharged out of the valve body 1, when the difference between the two flow device values is that the flow device 23 is used for prompting the leakage of the pipeline valve with the alarm device, a maintainer is reminded to timely repair and replace the pipeline, the liquid medium and the gas medium cannot leak too much, so that rivers, lakes, other environments and explosions are polluted, and the life safety of citizens is endangered.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a buried ball valve, includes valve body (1), its characterized in that: an inlet pipe (13) is fixedly connected to one side of the valve body (1), an outlet pipe (2) is fixedly connected to the other side of the valve body (1), flanges (17) are fixedly connected to the inlet pipe (13) and one end, far away from the valve body (1), of the outlet pipe (2), a ball body (14) is arranged in the valve body (1), and sealing rings (25) are fixedly connected to the inner walls of the two sides of the valve body (1);

metering mechanisms are arranged in the inlet pipe (13) and the outlet pipe (2).

2. The buried ball valve according to claim 1, wherein: the metering mechanism includes:

two supporting seats (18), two probes (21), two flow devices (23) and two calibrated scales (24), two the top of supporting seat (18) respectively with the inner wall swing joint at import pipe (13) and export pipe (2) top, two the bottom four corners of supporting seat (18) respectively swing joint have four bolts (20), eight surface movable sleeve that support seat (18) one end was kept away from to bolt (20) is equipped with nut (19), two the top of flow devices (23) respectively with two the bottom fixed connection of supporting seat (18), two calibrated scales (24) respectively with two the outside fixed connection of supporting seat (18), two the top of probe (21) respectively with two calibrated scales (24) bottom fixed connection, two the surface of probe (21) is movable sleeve respectively and is equipped with protection network (22).

3. The buried ball valve according to claim 2, wherein: the anti-corrosion valve is characterized in that an anti-corrosion steel pipe (3) is fixedly connected to the top of the valve body (1), the interior of the anti-corrosion steel pipe (3) is hollow, a valve rod (10) is movably connected to the inner wall of the bottom of the anti-corrosion steel pipe (3), one end of the valve rod (10) penetrates through the valve rod (10) and the valve body (1) and is fixedly connected with the top of the ball body (14), the other end of the valve rod (10) is movably connected with the inner wall of the top of the anti-corrosion steel pipe (3), a rotating bearing (11) is sleeved on the outer surface of the valve rod (10), the outer surface of the rotating bearing (11) is fixedly connected with the inner wall of the anti-corrosion steel pipe (3), a valve seat (16) is fixedly connected to the bottom of the valve body (1), and a rotating shaft (15) is rotatably connected to the inner wall of the bottom of the valve seat (16), and the other end of the rotating shaft (15) extends into the valve body (1) and is fixedly connected with the bottom of the ball body (14).

4. A buried ball valve according to claim 3, characterized in that: the packing box (12) is fixedly sleeved on the outer surface of the valve rod (10) close to one end of the valve body (1), and packing (26) is arranged inside the packing box (12).

5. A buried ball valve according to claim 3, characterized in that: the anti-corrosion steel pipe is characterized in that a protective box (9) is fixedly connected to the top of the anti-corrosion steel pipe (3), the interior of the protective box (9) is hollow, a rotating handle (6) is movably connected to one side of the protective box (9), one side of the rotating handle (6) extends to the interior of the protective box (9) and is fixedly sleeved with a driven gear (7), a rotating rod (4) is rotatably connected to the inner wall of the bottom of the protective box (9), one end of the rotating rod (4) penetrates through the protective box (9) and the anti-corrosion steel pipe (3) and is fixedly connected with one end of the valve rod (10), a driving gear (5) is fixedly sleeved on the outer surface of the other end of the rotating rod (4), and the driving gear (5) is meshed with the driven gear (7).

6. The buried ball valve according to claim 5, wherein: the top of the protective box (9) is fixedly connected with an alarm (8), and the output end of the flow meter (23) is in telecommunication connection with the input end of the alarm (8).